./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ --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 deafb53b6c5560bead535ea0c1ac7bb85be5c959b9a13b21177e05987440264a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:06:34,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:06:34,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:06:34,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:06:34,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:06:34,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:06:34,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:06:34,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:06:34,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:06:34,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:06:34,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:06:34,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:06:34,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:06:34,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:06:34,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:06:34,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:06:34,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:06:34,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:06:34,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:06:34,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:06:34,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:06:34,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:06:34,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:06:34,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:06:34,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:06:34,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:06:34,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:06:34,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:06:34,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:06:34,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:06:34,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:06:34,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:06:34,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:06:34,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:06:34,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:06:34,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:06:34,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:06:34,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:06:34,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:06:34,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:06:34,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:06:34,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:06:35,025 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:06:35,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:06:35,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:06:35,027 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:06:35,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:06:35,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:06:35,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:06:35,029 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:06:35,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:06:35,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:06:35,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:06:35,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:06:35,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:06:35,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:06:35,038 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:06:35,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:06:35,039 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:06:35,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:06:35,039 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:06:35,039 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:06:35,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:06:35,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:35,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:06:35,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:06:35,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:06:35,041 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:06:35,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:06:35,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:06:35,041 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_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deafb53b6c5560bead535ea0c1ac7bb85be5c959b9a13b21177e05987440264a [2021-11-22 23:06:35,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:06:35,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:06:35,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:06:35,407 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:06:35,409 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:06:35,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c [2021-11-22 23:06:35,481 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/data/2c9a4da38/7aa8901d965548fd938ee0bccdb9b428/FLAGaf7aecdb1 [2021-11-22 23:06:35,942 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:06:35,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c [2021-11-22 23:06:35,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/data/2c9a4da38/7aa8901d965548fd938ee0bccdb9b428/FLAGaf7aecdb1 [2021-11-22 23:06:36,300 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/data/2c9a4da38/7aa8901d965548fd938ee0bccdb9b428 [2021-11-22 23:06:36,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:06:36,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:06:36,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:36,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:06:36,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:06:36,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be782f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36, skipping insertion in model container [2021-11-22 23:06:36,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:06:36,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:06:36,522 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_8db8ce23-77d8-4fe0-9497-45020fd5a5da/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c[524,537] [2021-11-22 23:06:36,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:36,558 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:06:36,576 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_8db8ce23-77d8-4fe0-9497-45020fd5a5da/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c[524,537] [2021-11-22 23:06:36,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:36,628 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:06:36,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36 WrapperNode [2021-11-22 23:06:36,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:36,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:36,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:06:36,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:06:36,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,697 INFO L137 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2021-11-22 23:06:36,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:36,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:06:36,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:06:36,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:06:36,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:06:36,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:06:36,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:06:36,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:06:36,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:36" (1/1) ... [2021-11-22 23:06:36,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:36,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:06:36,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:06:36,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:06:36,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:06:36,844 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:06:36,845 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:06:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:06:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:06:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:06:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:06:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:06:36,909 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:06:36,910 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:06:37,066 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:06:37,152 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:06:37,153 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:06:37,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:37 BoogieIcfgContainer [2021-11-22 23:06:37,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:06:37,164 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:06:37,171 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:06:37,188 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:06:37,202 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:37" (1/1) ... [2021-11-22 23:06:37,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:37,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:37,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-22 23:06:37,285 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-22 23:06:37,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:06:37,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:37,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:37,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:06:37,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:06:37,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:37,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2021-11-22 23:06:37,852 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2021-11-22 23:06:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:37,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:37,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:37,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-22 23:06:37,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:42,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:06:43,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2021-11-22 23:06:43,321 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2021-11-22 23:06:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:43,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:43,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:43,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:43,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:43,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:44,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:44,524 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:44,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:44,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:44,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:44,698 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:44,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:44,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:44,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:44,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:44,872 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:44,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:44,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:44,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:44,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:45,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:45,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:45,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:45,086 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:45,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:45,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:45,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:45,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:45,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:45,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:45,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:45,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:45,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:45,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:45,457 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:45,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:45,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:45,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:45,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:45,601 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:45,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:45,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:45,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:45,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:45,725 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:45,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:45,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:45,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:45,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:45,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:45,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:45,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:45,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:45,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:45,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:46,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:46,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:46,040 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:46,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:46,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:46,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:46,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:46,182 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:46,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:46,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:46,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:46,318 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:46,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:46,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:46,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:46,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:46,461 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:46,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:46,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:46,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:46,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:46,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:46,710 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:46,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:46,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:46,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:46,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:46,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:46,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:46,937 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:46,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:46,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:47,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:47,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:47,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:47,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:47,179 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:47,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:47,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:47,300 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:47,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:47,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:47,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:47,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:47,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:47,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:47,653 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:47,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,758 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:47,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:47,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:47,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:47,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:47,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:47,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:47,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,010 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,347 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,554 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,650 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:48,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:48,951 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:48,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:48,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,069 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,275 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,585 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,680 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,789 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:49,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:49,912 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:49,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:49,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,011 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,019 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,130 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,261 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,366 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,832 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:50,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:50,924 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:50,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:50,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:50,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,024 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,029 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,161 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,278 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,373 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,379 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,515 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,624 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,737 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:51,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:51,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:51,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:51,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:52,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:52,097 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:52,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:52,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:52,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:52,212 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:52,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:52,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:52,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:52,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:52,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:52,309 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:52,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:52,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:52,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:52,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:52,436 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:52,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:52,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:52,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:52,541 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:52,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:52,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:52,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:52,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:52,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:52,697 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:52,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:52,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:52,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:52,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:52,808 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:52,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:52,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:52,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:52,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:52,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:52,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:52,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,153 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,259 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,359 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,453 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,682 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,690 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:53,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:53,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,011 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,113 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,212 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,433 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,539 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,769 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:54,889 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:54,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:54,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,005 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,112 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,206 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,404 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,593 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,699 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,807 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:55,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,130 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,138 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,255 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,367 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,471 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,479 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,590 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,715 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,816 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,822 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:56,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:56,912 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:56,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:56,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,007 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,156 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,386 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,622 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,858 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:57,962 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:57,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:57,969 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:57,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:57,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:57,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,280 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,379 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,473 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,480 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,669 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,762 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:58,877 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:58,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:58,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:58,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:58,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,004 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,104 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,293 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,401 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,514 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,633 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,757 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,872 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:59,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:06:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:06:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:59,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,199 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,482 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,683 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,795 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:00,905 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:00,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:00,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:00,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:00,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:01,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,125 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:01,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:01,471 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,478 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:01,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,596 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:01,707 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,715 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:01,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,839 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:01,954 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:01,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:01,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:01,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:02,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:02,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:02,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:02,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:02,187 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:02,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:02,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:02,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:02,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:02,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:02,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:02,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:02,393 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:02,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:02,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:02,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:02,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:02,552 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:02,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:02,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:02,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:02,679 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:02,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:02,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:02,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:02,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:02,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:02,789 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:02,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:02,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:02,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:02,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:02,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,124 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,237 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,332 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,660 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,788 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:03,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:03,897 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:03,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:03,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,007 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,108 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,206 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,297 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,303 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,396 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,484 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,587 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,797 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,805 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:04,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:04,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:04,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:04,918 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:04,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:04,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:04,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:04,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,039 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,153 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,264 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,379 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,492 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,624 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,734 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,853 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:05,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:05,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:05,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:05,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,083 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:06,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:06,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,322 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:06,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,442 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:06,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,552 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,559 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:06,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,676 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:06,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,776 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:06,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,894 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:06,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:06,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:06,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:06,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:06,991 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:06,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:06,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:06,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,095 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,395 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,494 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,700 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,913 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:07,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:07,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:07,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:07,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:07,997 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:07,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:07,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,213 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,330 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,439 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:08,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:08,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:08,959 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:08,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:08,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,054 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,160 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,167 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,248 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,473 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,573 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,772 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,777 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:09,898 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:09,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:09,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:09,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:09,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:09,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,000 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,206 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,212 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,639 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,726 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,818 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,823 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:10,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:10,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:10,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:10,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,249 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,337 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,427 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,532 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,611 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,629 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,818 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:11,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:11,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,026 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,335 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,418 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,728 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:12,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:12,949 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:12,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:12,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:12,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,158 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,377 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,482 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,586 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,700 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,800 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:13,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:13,902 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:13,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:13,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:13,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,019 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,210 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,316 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,403 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,591 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,598 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,700 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,783 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,788 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,901 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:14,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:14,979 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:14,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:14,984 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:14,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:14,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,069 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,255 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,339 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,422 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,782 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,891 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:15,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:15,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:15,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,089 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,190 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,293 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,399 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,406 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,495 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,584 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,754 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,850 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:16,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:16,943 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:16,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:16,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:16,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,055 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,165 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,378 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,547 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,659 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,838 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:17,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:17,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:17,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:17,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:17,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:17,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,103 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,185 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,263 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,268 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,346 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,466 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,553 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,557 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,675 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,778 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,866 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:18,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:18,966 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:18,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:18,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:18,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,062 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,150 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,231 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,484 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,811 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:19,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:19,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:19,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:19,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:19,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,033 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,140 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,256 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,356 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,361 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,444 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,526 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,530 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,693 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,698 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,776 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,868 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:20,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:20,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:20,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:20,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:20,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:20,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,033 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,115 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,387 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,484 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,575 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,658 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,744 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,833 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:21,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:21,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:21,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:21,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:21,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:21,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,369 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,454 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,458 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,699 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,812 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,819 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:22,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:22,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:22,936 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:22,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:22,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,049 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,139 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,221 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,300 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,387 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,560 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,681 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,791 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:23,908 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:23,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:23,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:23,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,123 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,204 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,208 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,461 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,540 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,545 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,635 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,746 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:24,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:24,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:24,936 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:24,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:24,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:24,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,027 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,148 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,273 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,367 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,452 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,537 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,623 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,859 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,866 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:25,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:25,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:25,969 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:25,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:25,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:25,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,136 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,221 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,310 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,396 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,481 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,486 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,574 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,660 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,748 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,831 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:26,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:26,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:26,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:26,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:26,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:26,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,195 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,364 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,536 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,647 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,731 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,813 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,898 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:27,979 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:27,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:27,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:27,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:27,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:27,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:27,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,329 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,414 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,698 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,784 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,871 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:28,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:28,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:28,961 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:28,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:28,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:28,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:28,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,047 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,132 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,392 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,499 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,591 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,675 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:29,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:29,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:29,986 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:29,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:29,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,081 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,180 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,437 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,442 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,606 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,797 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,886 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:30,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:30,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,092 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,196 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,202 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,309 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,315 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,482 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,565 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,652 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:31,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:31,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:31,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:31,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:31,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:31,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:31,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,122 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,211 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,215 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,384 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,552 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,635 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,734 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,739 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,844 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:32,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:32,929 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:32,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:32,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:32,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:32,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:32,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,121 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,418 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,617 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,704 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:33,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:33,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:33,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:33,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:33,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:33,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,004 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,096 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,179 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,264 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,362 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,448 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,534 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,622 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,705 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,709 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,798 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:34,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:34,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:34,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,041 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,144 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,151 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,387 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,491 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,498 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,608 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,713 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,826 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:35,937 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:35,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:35,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:35,944 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:35,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:35,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:35,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:35,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,059 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,401 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,499 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,504 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,590 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,676 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,762 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,847 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,851 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:36,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:36,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:36,937 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:36,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:36,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:36,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:36,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:36,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,021 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,125 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,245 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,357 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,466 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,472 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,655 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,660 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,832 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:37,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:37,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:37,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:37,924 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:37,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:37,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:37,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:37,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,102 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,203 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,207 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,379 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,466 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,644 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:38,908 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:38,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:38,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,093 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,097 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,391 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,605 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,810 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:39,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:39,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:39,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:39,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,078 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,163 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,251 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,335 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,427 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,529 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:40,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:40,885 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:40,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:40,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:40,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,117 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,229 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,343 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,433 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,514 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,618 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,712 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:41,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:41,925 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:41,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:41,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:41,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,033 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,121 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,210 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,379 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,383 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,470 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,558 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,732 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,831 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:42,921 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:42,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:42,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:42,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,192 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,274 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,278 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,402 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,624 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,743 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,860 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:43,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:43,973 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:43,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:43,980 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:43,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:43,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,102 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,381 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,475 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,480 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,569 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,655 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,746 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,836 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:44,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:44,924 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:44,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:44,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:44,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,014 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,099 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,184 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,270 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,357 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,540 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,635 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,723 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,810 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,902 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:45,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:45,983 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:45,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:45,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,072 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,165 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,169 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,252 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,340 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,426 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,599 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,686 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,900 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:46,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:46,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:46,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:46,985 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:46,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:46,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,085 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,181 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,270 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,468 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,583 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,670 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,760 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,845 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:47,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:47,964 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:47,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:47,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:47,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,056 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,147 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,151 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,238 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,340 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,509 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,514 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,603 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,696 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,822 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:48,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:48,937 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:48,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:48,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:48,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,048 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,151 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,270 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,468 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,743 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,837 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:49,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:49,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:49,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:49,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:49,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:49,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,188 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,275 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,279 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,370 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,458 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,546 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,749 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,836 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:50,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:50,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:50,922 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:50,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:50,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:50,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,008 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,095 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,271 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,359 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,447 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,797 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,889 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:51,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:51,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:51,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:51,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,152 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,273 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,357 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,495 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,613 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:52,938 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:52,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:52,948 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:52,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:52,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,040 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,298 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,385 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,390 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,568 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,655 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,742 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,830 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:53,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:53,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:53,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,017 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,105 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,280 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,543 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,547 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,634 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,721 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,897 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:54,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:54,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:54,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:54,985 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:54,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:54,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,111 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,224 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,536 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:55,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:55,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:55,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,014 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,018 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,151 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,606 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,792 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:56,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:56,975 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:56,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:56,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:56,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,064 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,165 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,171 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,346 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,533 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,621 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,707 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,802 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:57,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:57,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:57,991 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:57,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:57,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,167 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,252 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,436 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,525 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,610 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,614 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,720 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:58,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:58,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:58,909 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:58,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:58,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:58,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,147 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,154 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,360 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,461 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,561 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,764 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:59,960 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:07:59,964 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:07:59,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:07:59,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:07:59,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,176 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,287 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,505 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,634 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,842 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:00,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:00,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:00,941 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:00,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:00,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:00,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:01,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:01,043 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:01,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:01,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:01,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:01,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:01,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:01,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:01,263 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:01,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:01,268 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:01,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:01,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:01,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:01,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:01,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:01,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:01,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:01,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:01,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:01,492 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:01,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:01,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:01,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:01,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:01,605 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:01,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:01,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:01,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:01,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:01,712 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:01,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:01,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:01,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:01,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:01,863 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:01,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:01,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,010 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:02,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:02,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,294 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:02,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:02,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:02,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:02,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:02,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:02,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:02,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:02,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:02,990 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:02,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:02,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,090 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,095 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,312 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,417 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,525 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,741 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,838 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:03,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:03,926 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:03,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:03,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:03,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,046 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,052 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,542 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,652 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,761 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,866 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:04,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:04,973 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:04,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:04,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:05,069 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:05,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:05,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:05,074 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:05,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:08:05,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:05,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:05,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:08:05,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:05,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:08:05,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:05,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:08:05,193 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:08:05,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-22 23:09:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:33,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:33,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:33,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:33,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:33,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:33,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:33,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:33,740 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:33,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:33,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:33,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:33,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:33,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:33,901 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:33,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:33,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:33,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:33,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:34,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:34,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:34,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:34,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:34,219 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:34,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:34,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:34,372 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:34,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:34,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:34,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:34,528 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:34,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:34,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:34,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:34,678 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:34,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:34,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:34,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:34,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:34,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:34,938 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:34,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:34,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:35,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:35,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:35,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:35,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:35,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:35,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:35,160 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:35,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:35,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:35,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:35,277 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:35,282 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:35,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:35,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:35,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:35,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:35,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:35,443 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:35,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:35,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:35,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:35,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:35,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:35,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:35,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:35,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:35,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:35,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:35,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:35,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:35,911 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:35,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:35,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:35,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:36,062 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:36,067 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:36,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:36,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:36,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:36,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:36,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:36,222 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:36,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:36,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:36,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:36,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:36,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:36,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:36,537 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:36,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:36,542 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:36,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:36,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:36,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:36,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:36,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:36,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:36,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:36,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:36,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:36,859 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:36,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:36,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:36,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:37,018 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:37,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:37,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:37,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:37,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:37,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:37,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:37,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:37,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:37,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:37,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:37,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:37,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:37,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:37,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:37,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:37,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:37,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:37,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:37,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:37,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:37,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:37,491 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:37,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:37,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:37,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:37,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:37,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:37,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:37,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:37,649 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:37,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:37,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:37,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:37,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:37,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:37,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:37,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:37,803 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:37,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:37,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:37,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:37,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:37,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:37,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:37,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:37,960 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:37,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:37,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:37,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:37,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:37,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:38,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:38,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:38,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:38,120 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:38,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:38,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:38,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:38,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:38,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:38,275 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:38,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:38,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:38,280 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:38,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:38,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:38,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:38,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:38,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:38,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:38,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:38,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:38,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:38,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:38,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:38,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:38,601 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:38,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:38,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:38,605 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:38,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:38,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:38,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:38,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:38,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:38,754 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:38,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:38,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:38,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:38,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:38,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:38,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:38,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:38,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:38,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:38,886 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:38,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:38,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:38,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:38,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:38,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:39,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:39,004 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:39,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:39,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:39,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:39,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:39,161 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:39,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:39,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:39,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:39,283 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:39,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:39,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:39,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:39,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:39,417 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:39,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:39,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:39,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:39,532 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:39,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:39,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:39,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:39,669 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:39,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:39,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:39,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:39,818 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:39,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:39,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:39,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:39,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:39,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:39,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:39,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:40,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:40,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:40,130 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:40,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:40,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:40,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:40,269 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:40,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:40,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:40,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:40,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:40,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:40,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:40,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:40,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:40,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:40,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:40,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:40,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:40,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:40,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:40,736 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:40,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:40,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:40,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:40,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:40,888 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:40,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:40,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:40,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:41,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:41,047 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:41,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:41,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:41,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:41,202 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:41,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:41,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:41,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:41,356 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:41,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:41,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:41,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:41,512 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:41,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:41,516 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:41,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:41,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:41,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:41,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:41,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:41,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:41,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:41,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:41,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:41,838 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:41,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:41,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:41,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:42,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:42,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:42,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:42,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:42,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:42,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:42,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:42,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:42,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:42,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:42,359 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:42,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:42,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:42,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:42,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:42,527 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:42,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:42,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:42,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:42,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:42,690 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:42,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:42,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:42,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:42,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:42,854 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:42,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:42,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:42,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:43,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:43,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:43,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:43,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:43,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:43,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:43,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:43,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:43,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:43,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:43,333 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:43,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:43,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:43,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:43,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:43,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:43,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:43,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:43,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:43,655 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:43,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:43,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:43,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:43,812 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:43,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:43,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:43,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:43,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:43,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:43,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:43,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:44,140 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:44,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:44,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:44,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:44,302 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:44,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:44,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:44,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:44,467 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:44,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:44,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:44,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:44,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:44,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:44,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:44,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:44,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:44,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:44,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:44,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:44,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:44,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:44,891 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:44,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:44,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:44,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:45,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:45,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:45,017 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:45,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:45,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:45,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:45,171 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:45,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:45,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:45,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:45,345 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:45,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:45,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:45,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:45,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:45,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:45,508 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:45,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:45,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:45,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:45,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:45,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:45,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:45,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:45,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:45,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:45,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:45,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:45,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:46,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:46,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:46,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:46,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:46,168 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:46,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:46,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:46,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:46,331 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:46,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:46,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:46,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:46,492 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:46,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:46,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:46,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:46,653 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:46,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:46,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:46,816 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:46,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:46,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:46,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:46,972 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:46,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:47,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:47,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:47,132 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:47,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:47,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:47,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:47,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:47,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:47,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:47,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:47,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:47,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:47,452 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:47,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:47,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:47,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:47,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:47,605 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:47,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:47,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:47,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:47,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:47,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:47,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:47,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:47,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:47,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:47,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:47,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:47,941 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:47,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:47,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:47,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:47,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:48,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:48,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:48,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:48,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:48,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:48,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:48,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:48,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:48,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:48,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:48,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:48,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:48,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:48,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:48,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:48,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:48,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:48,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:48,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:48,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:48,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:48,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:48,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:48,565 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:48,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:48,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:48,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:48,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:48,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:48,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:48,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:48,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:48,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:48,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:48,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:48,877 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:48,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:48,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:48,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:48,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:48,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:49,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:49,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:49,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:49,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:49,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:49,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:49,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:49,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:49,192 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:49,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:49,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:49,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:49,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:49,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:49,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:49,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:49,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:49,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:49,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:49,509 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:49,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:49,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:49,514 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:49,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:49,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:49,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:49,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:49,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:49,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:49,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:49,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:49,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:49,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:49,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:49,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:49,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:49,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:49,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:49,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:49,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:49,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:49,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:49,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:49,973 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:49,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:49,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:49,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:49,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:49,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:50,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:50,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:50,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:50,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:50,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:50,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:50,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:50,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:50,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:50,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:50,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:50,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:50,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:50,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:50,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:50,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:50,761 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:50,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:50,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:50,914 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:50,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:50,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:51,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:51,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:51,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:51,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:51,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:51,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:51,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:51,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:51,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:51,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:51,231 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:51,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:51,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:51,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:51,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:51,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:51,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:51,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:51,380 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:51,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:51,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:51,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:51,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:51,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:51,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:51,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:51,536 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:51,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:51,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:51,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:51,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:51,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:51,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:51,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:51,686 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:51,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:51,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:51,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:51,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:51,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:51,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:51,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:51,840 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:51,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:51,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:51,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:51,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:51,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:51,997 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:51,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:51,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:51,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:52,139 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:52,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:52,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:52,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:52,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:52,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:52,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:52,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:52,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:52,447 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:52,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:52,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:52,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:52,611 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:52,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:52,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:52,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:52,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:52,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:52,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:52,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:53,088 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:53,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:53,092 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:53,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:53,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:53,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:53,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:53,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:53,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:53,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:53,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:53,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:53,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:53,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:53,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:53,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:53,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:53,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:53,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:53,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:53,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:53,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:53,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:53,573 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:53,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:53,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:53,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:53,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:53,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:53,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:53,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:53,728 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:53,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:53,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:53,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:53,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:53,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:53,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:53,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:53,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:53,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:53,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:53,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:54,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:54,041 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:54,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:54,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:54,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:54,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:54,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:54,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:54,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:54,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:54,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:54,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:54,355 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:54,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:54,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:54,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:54,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:54,505 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:54,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:54,509 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:54,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:54,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:54,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:54,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:54,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:54,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:54,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:54,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:54,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:54,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:54,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:54,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:54,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:54,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:54,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:54,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:54,988 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:54,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:55,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:55,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:55,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:55,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:55,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:55,315 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:55,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:55,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:55,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:55,477 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:55,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:55,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:55,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:55,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:55,640 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:55,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:55,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:55,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:55,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:55,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:55,798 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:55,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:55,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:55,965 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:55,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:55,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:56,127 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:56,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:56,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:56,275 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:56,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:56,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:56,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:56,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:56,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:56,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:56,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:56,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:56,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:56,594 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:56,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:56,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:56,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:56,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:56,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:56,752 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:56,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:56,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:56,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:56,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:56,910 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:56,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:56,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:57,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:57,070 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:57,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:57,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:57,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:57,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:57,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:57,233 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:57,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:57,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:57,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:57,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:57,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:57,394 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:57,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:57,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:57,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:57,557 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:57,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:57,562 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:57,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:57,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:57,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:57,738 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:57,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:57,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:57,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:57,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:57,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:58,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:58,066 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:58,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:58,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:58,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:58,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:58,224 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:58,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:58,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:58,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:58,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:58,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:58,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:58,547 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:58,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:58,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:58,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:58,716 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:58,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:58,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:58,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:58,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:58,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:58,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:59,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:59,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:59,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:59,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:59,202 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:59,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:59,207 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:59,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:59,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:59,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:59,366 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:59,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:59,371 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:59,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:59,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:59,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:59,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:59,516 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:59,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:59,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:59,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:59,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:59,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:59,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:59,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:59,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:59,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:59,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:59,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:59,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:59,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:59,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:09:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:09:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:59,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:09:59,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:00,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:00,144 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:00,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:00,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:00,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:00,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:00,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:00,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:00,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:00,309 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:00,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:00,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:00,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:00,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:00,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:00,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:00,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:00,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:00,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:00,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:00,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:00,605 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:00,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:00,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:00,610 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:00,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:00,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:00,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:00,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:00,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:00,776 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:00,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:00,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:00,781 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:00,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:00,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:00,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:00,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:00,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:00,939 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:00,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:00,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:00,943 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:00,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:00,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:00,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:00,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:00,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:01,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:01,106 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:01,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:01,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:01,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:01,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:01,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:01,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:01,261 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:01,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:01,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:01,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:01,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:01,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:01,425 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:01,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:01,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:01,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:01,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:01,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:01,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:01,571 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:01,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:01,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:01,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:01,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:01,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:01,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:01,721 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:01,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:01,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:01,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:01,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:01,877 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:01,881 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:01,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:01,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:01,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:01,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:02,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:02,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:02,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:02,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:02,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:02,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:02,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:02,190 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:02,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:02,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:02,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:02,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:02,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:02,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:02,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:02,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:02,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:02,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:02,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:02,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:02,510 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:02,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:02,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:02,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:02,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:02,654 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:02,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:02,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:02,659 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:02,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:02,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:02,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:02,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:02,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:02,817 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:02,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:02,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:02,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:02,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:02,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:02,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:02,976 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:02,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:02,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:02,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:02,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:03,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:03,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:03,141 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:03,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:03,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:03,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:03,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:03,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:03,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:03,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:03,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:03,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:03,463 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:03,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:03,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:03,627 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:03,631 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:03,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:03,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:03,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:03,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:03,785 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:03,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:03,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:03,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:03,939 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:03,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:03,943 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:03,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:03,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:04,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:04,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:04,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:04,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:04,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:04,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:04,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:04,267 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:04,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:04,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:04,272 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:04,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:04,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:04,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:04,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:04,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:04,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:04,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:04,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:04,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:04,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:04,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:04,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:04,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:04,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:04,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:04,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:04,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:04,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:04,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:04,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:04,764 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:04,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:04,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:04,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:04,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:04,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:04,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:04,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:04,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:04,930 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:04,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:04,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:04,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:04,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:04,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:05,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:05,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:05,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:05,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:05,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:05,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:05,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:05,245 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:05,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:05,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:05,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:05,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:05,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:05,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:05,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:05,412 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:05,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:05,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:05,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:05,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:05,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:05,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:05,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:05,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:05,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:05,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:05,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:05,721 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:05,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:05,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:05,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:05,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:05,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:05,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:05,876 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:05,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:05,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:05,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:05,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:06,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:06,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:06,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:06,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:06,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:06,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:06,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:06,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:06,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:06,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:06,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:06,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:06,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:06,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:06,529 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:06,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:06,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:06,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:06,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:06,691 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:06,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:06,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:06,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:06,849 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:06,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:06,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:07,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:07,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:07,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:07,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:07,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:07,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:07,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:07,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:07,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:07,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:07,316 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:07,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:07,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:07,321 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:07,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:07,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:07,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:07,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:07,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:07,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:07,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:07,485 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:07,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:07,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:07,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:07,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:07,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:07,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:07,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:07,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:07,649 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:07,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:07,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:07,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:07,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:07,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:07,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:07,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:07,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:07,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:07,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:07,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:07,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:07,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:07,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:07,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:07,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:08,122 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:08,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:08,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:08,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:08,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:08,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:08,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:08,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:08,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:08,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:08,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:08,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:08,451 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:08,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:08,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:08,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:08,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:08,603 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:08,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:08,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:08,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:08,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:08,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:08,773 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:08,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:08,778 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:08,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:08,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:08,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:08,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:08,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:08,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:08,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:09,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:09,112 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:09,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:09,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:09,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:09,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:09,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:09,276 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:09,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:09,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:09,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:09,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:09,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:09,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:09,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:09,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:09,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:09,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:09,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:09,607 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:09,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:09,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:09,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:09,758 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:09,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:09,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:09,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:09,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:09,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:09,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:09,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:09,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:10,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:10,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:10,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:10,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:10,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:10,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:10,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:10,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:10,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:10,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:10,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:10,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:10,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:10,395 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:10,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:10,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:10,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:10,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:10,545 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:10,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:10,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:10,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:10,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:10,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:10,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:10,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:10,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:10,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:10,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:10,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:10,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:10,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:11,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:11,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:11,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:11,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:11,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:11,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:11,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:11,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:11,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:11,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:11,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:11,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:11,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:11,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:11,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:11,342 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:11,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:11,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:11,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:11,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:11,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:11,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:11,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:11,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:11,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:11,661 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:11,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:11,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:11,665 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:11,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:11,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:11,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:11,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:11,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:11,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:11,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:11,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:11,832 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:11,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:11,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:11,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:11,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:11,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:11,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:12,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:12,002 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:12,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:12,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:12,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:12,161 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:12,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:12,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:12,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:12,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:12,318 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:12,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:12,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:12,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:12,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:12,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:12,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:12,611 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:12,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:12,615 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:12,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:12,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:12,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:12,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:12,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:12,783 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:12,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:12,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:12,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:12,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:12,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:12,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:12,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:13,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:13,104 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:13,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:13,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:13,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:13,248 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:13,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:13,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:13,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:13,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:13,412 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:13,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:13,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:13,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:13,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:13,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:13,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:13,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:13,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:13,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:13,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:13,729 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:13,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:13,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:13,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:13,873 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:13,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:13,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:13,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:14,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:14,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:14,027 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:14,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:14,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:14,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:14,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:14,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:14,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:14,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:14,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:14,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:14,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:14,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:14,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:14,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:14,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:14,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:14,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:14,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:14,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:14,797 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:14,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:14,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:14,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:14,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:14,962 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:14,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:14,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:14,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:15,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:15,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:15,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:15,121 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:15,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:15,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:15,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:15,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:15,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:15,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:15,270 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:15,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:15,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:15,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:15,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:15,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:15,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:15,429 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:15,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:15,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:15,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:15,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:15,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:15,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:15,588 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:15,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:15,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:15,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:15,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:15,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:15,744 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:15,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:15,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:15,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:15,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:15,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:15,897 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:15,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:15,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:15,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:15,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:16,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:16,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:16,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:16,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:16,193 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:16,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:16,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:16,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:16,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:16,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:16,492 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:16,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:16,497 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:16,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:16,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:16,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:16,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:16,648 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:16,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:16,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:16,789 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:16,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:16,794 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:16,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:16,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:16,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:16,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:16,948 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:16,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:16,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:16,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:17,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:17,102 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:17,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:17,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:17,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:17,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:17,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:17,382 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:17,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:17,387 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:17,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:17,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:17,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:17,528 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:17,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:17,533 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:17,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:17,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:17,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:17,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:17,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:17,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:17,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:17,846 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:17,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:17,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:17,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:17,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:17,996 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:17,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:17,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:18,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:18,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:18,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:18,150 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:18,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:18,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:18,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:18,316 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:18,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:18,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:18,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:18,481 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:18,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:18,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:18,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:18,653 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:18,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:18,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:18,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:18,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:18,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:18,798 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:18,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:18,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:18,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:18,941 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:18,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:18,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:18,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:19,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:19,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:19,107 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:19,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:19,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:19,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:19,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:19,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:19,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:19,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:19,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:19,445 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:19,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:19,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:19,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:19,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:19,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:19,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:19,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:19,772 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:19,780 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:19,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:19,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:19,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:19,942 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:19,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:19,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:19,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:20,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:20,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:20,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:20,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:20,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:20,262 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:20,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:20,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:20,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:20,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:20,409 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:20,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:20,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:20,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:20,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:20,562 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:20,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:20,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:20,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:20,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:20,729 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:20,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:20,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:20,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:20,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:20,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:20,893 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:20,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:20,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:20,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:21,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:21,053 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:21,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:21,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:21,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:21,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:21,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:21,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:21,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:21,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:21,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:21,379 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:21,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:21,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:21,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:21,541 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:21,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:21,545 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:21,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:21,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:21,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:21,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:21,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:21,713 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:21,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:21,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:21,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:21,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:21,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:21,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:22,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:22,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:22,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:22,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:22,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:22,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:22,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:22,174 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:22,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:22,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:22,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:22,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:22,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:22,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:22,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:22,344 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:22,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:22,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:22,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:22,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:22,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:22,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:22,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:22,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:22,683 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:22,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:22,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:22,688 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:22,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:22,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:22,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:22,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:22,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:22,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:22,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:22,865 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:22,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:22,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:22,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:23,018 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:23,022 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:23,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:23,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:23,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:23,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:23,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:23,187 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:23,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:23,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:23,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:23,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:23,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:23,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:23,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:23,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:23,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:23,498 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:23,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:23,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:23,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:23,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:23,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:23,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:23,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:23,789 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:23,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:23,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:23,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:23,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:23,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:23,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:23,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:23,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:24,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:24,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:24,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:24,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:24,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:24,305 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:24,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:24,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:24,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:24,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:24,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:24,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:24,550 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:24,554 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:24,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:24,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:24,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:24,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:24,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:24,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:24,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:24,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:24,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:24,798 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:24,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:24,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:24,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:24,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:24,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:24,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:25,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:25,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:25,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:25,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:25,177 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:25,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:25,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:25,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:25,305 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:25,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:25,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:25,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:25,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:25,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:25,565 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:25,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:25,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:25,711 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:25,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:25,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:25,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,844 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:25,848 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:25,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:25,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:25,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:25,973 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:25,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:25,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:26,093 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:26,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:26,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:26,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:26,213 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:26,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:26,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:26,333 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:26,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:26,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:26,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:26,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:26,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:26,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:26,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:26,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:26,604 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:26,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:26,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:26,734 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:26,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:26,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:26,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:26,859 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:26,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:26,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:26,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:26,979 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:26,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:26,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:26,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:27,100 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:27,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:27,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:27,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:27,234 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:27,238 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:27,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:27,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:27,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:27,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:27,367 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:27,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:27,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:27,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:27,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:27,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:27,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:27,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:27,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:27,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:27,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:27,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:27,768 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:27,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:27,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:27,889 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:27,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:27,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:28,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:28,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:28,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:28,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:28,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:28,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:28,296 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:28,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:28,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:28,427 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:28,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:28,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:28,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:28,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:28,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:28,672 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:28,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:28,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:28,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:28,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:28,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:28,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:29,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:29,058 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:29,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:29,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:29,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:29,185 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:29,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:29,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:29,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:29,310 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:29,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,427 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:29,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:29,432 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:29,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:29,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:29,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:29,555 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:29,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,688 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:29,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:29,692 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:29,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:29,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:29,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:29,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:29,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,946 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:29,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:29,951 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:29,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:29,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:29,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:30,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:30,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:30,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:30,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:30,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:30,195 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:30,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:30,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:30,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:30,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:30,314 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:30,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:30,452 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:30,457 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:30,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:30,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:30,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:30,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:30,597 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:30,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:30,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:30,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:30,734 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:30,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:30,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:30,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:30,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:30,856 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:30,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:30,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:30,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:30,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:31,109 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:31,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:31,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:31,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:31,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:31,229 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:31,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:31,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:31,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:31,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:31,364 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:31,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:31,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:31,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:31,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:31,500 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:31,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:31,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:31,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:31,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:31,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:31,759 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:31,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:31,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:31,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:31,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:31,882 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:31,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:31,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:32,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:32,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:32,006 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:32,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:32,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:32,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:32,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:32,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:32,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:32,280 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:32,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:32,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:32,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:32,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:32,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:32,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:32,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:32,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:32,540 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:32,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:32,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:32,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:32,663 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:32,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:32,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:32,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:32,783 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:32,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:32,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:32,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:32,916 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:32,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:32,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:33,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:33,047 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:33,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:33,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:33,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:33,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:33,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:33,191 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:33,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:33,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:33,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:33,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:33,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:33,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:33,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:33,463 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:33,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:33,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:33,607 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:33,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:33,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:33,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:33,752 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:33,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:33,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:33,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:33,883 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:33,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:33,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:34,043 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:34,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:34,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:34,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:34,191 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:34,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:34,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:34,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:34,340 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:34,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:34,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:34,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:34,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:34,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:34,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:34,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:34,603 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:34,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:34,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:34,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,722 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:34,727 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:34,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:34,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:34,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:34,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:34,866 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:34,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:34,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:35,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:35,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:35,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:35,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:35,141 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:35,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:35,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:35,276 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:35,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:35,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:35,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:35,402 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:35,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:35,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:35,519 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:35,523 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:35,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:35,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:35,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:35,650 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:35,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:35,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:35,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:35,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:35,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:35,915 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:35,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:35,919 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:35,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:35,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:36,055 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:36,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:36,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:36,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,177 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:36,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:36,181 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:36,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:36,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:36,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:36,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:36,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:36,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:36,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:36,435 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:36,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:36,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:36,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:36,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:36,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:36,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:36,698 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:36,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:36,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:36,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,822 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:36,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:36,826 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:36,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:36,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:36,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:36,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:36,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:37,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:37,078 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:37,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:37,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:37,196 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:37,200 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:37,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:37,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:37,321 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:37,326 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:37,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:37,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:37,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:37,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:37,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:37,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:37,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:37,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:37,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:37,737 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:37,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:37,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:37,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:37,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:37,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:37,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:37,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:38,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:38,098 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:38,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:38,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:38,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:38,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:38,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:38,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:38,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:38,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:38,353 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:38,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:38,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:38,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:38,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:38,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:38,492 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:38,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:38,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:38,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:38,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:38,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:38,638 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:38,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:38,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:38,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:38,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:38,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:38,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:38,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:38,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:38,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:38,901 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:38,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:38,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:39,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:39,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:39,034 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:39,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:39,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:39,165 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:39,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:39,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:39,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:39,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:39,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:39,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:39,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:39,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:39,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:39,568 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:39,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:39,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:39,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:39,694 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:39,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:39,816 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:39,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:39,820 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:39,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:39,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:39,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:39,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:39,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,069 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:40,073 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:40,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:40,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:40,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:40,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:40,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:40,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:40,357 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:40,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:40,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:40,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:40,493 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:40,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:40,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:40,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:40,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:40,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:40,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:40,734 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:40,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:40,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:40,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:40,857 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:40,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:40,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:40,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:40,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:40,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:40,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:41,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:41,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:41,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:41,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:41,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:41,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:41,398 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:41,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:41,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:41,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:41,658 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:41,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:41,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:41,779 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:41,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:41,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:41,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:41,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:42,033 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:42,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:42,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:42,168 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:42,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:42,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,295 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:42,299 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:42,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:42,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:42,431 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:42,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,553 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:42,558 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:42,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:42,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,680 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:42,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:42,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:42,810 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:42,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:42,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:42,948 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:42,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:43,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:43,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:43,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:43,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:43,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:43,222 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:43,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:43,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:43,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:43,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:43,354 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:43,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:43,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:43,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:43,476 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:43,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:43,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:43,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:43,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:43,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:43,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:43,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:43,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:43,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:43,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:43,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:44,002 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:44,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:44,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:44,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:44,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:44,136 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:44,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:44,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:44,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:44,261 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:44,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:44,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:44,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:44,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:44,388 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:44,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:44,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:44,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:44,509 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:44,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:44,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:44,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:44,643 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:44,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:44,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:44,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:44,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:44,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:44,908 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:44,912 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:44,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:44,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:44,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:45,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:45,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:45,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:45,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:45,178 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:45,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:45,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:45,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:45,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:45,318 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:45,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:45,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:45,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:45,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:45,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:45,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:45,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:45,574 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:45,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:45,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:45,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:45,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:45,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:45,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:45,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:45,854 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:45,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:45,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:45,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:45,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:45,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:46,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:46,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:46,121 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:46,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:46,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:46,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:46,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:46,247 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:46,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:46,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:46,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:46,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:46,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:46,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:46,504 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:46,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:46,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:46,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:46,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:46,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:46,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:46,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:46,784 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:46,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:46,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:46,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:46,920 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:46,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:46,924 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:46,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:46,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:47,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:47,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:47,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:47,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:47,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:47,192 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:47,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:47,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:47,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:47,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:47,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:47,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:47,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:47,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:47,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:47,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:47,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:47,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:47,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:47,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:47,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:47,588 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:47,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:47,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:47,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:47,733 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:47,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:47,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:47,874 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:47,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:47,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:47,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:48,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:48,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:48,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:48,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:48,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:48,147 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:48,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:48,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:48,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:48,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:48,277 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:48,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:48,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:48,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:48,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:48,406 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:48,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:48,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:48,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:48,537 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:48,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:48,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:48,696 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:48,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:48,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:48,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:48,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:48,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:48,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:48,988 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:48,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:49,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:49,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:49,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:49,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:49,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:49,262 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:49,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:49,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:49,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:49,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:49,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:49,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:49,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:49,524 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:49,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:49,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:49,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:49,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:49,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:49,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:49,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:49,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:49,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:49,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:49,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:49,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:49,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:49,946 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:49,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:49,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:50,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:50,087 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:50,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:50,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:50,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:50,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:50,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:50,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:50,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:50,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:50,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:50,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:50,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:50,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:50,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:50,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:50,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:50,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:50,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:50,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:50,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:50,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:50,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:50,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:50,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:50,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:50,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:50,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:51,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:51,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:51,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:51,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:51,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:51,174 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:51,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:51,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:51,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:51,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:51,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:51,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:51,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:51,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:51,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:51,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:51,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:51,687 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:51,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:51,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:51,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:51,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:51,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:51,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:51,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:51,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:51,985 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:51,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:51,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:52,129 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:52,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:52,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:52,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:52,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:52,415 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:52,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:52,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:52,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:52,565 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:52,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:52,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:52,693 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:52,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:52,697 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:52,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:52,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:52,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:52,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:52,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:52,975 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:52,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:52,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:53,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:53,110 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:53,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:53,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:53,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:53,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:53,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:53,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:53,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:53,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:53,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:53,498 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:53,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:53,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:53,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:53,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:53,652 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:53,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:53,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:53,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:53,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:53,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:53,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:53,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:54,109 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:54,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:54,114 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:54,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:54,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:54,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:54,244 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:54,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:54,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:54,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:54,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:54,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:54,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:54,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:54,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:54,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:54,510 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:54,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:54,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:54,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:54,637 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:54,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:54,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:54,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:54,783 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:54,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:54,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:54,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:54,933 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:54,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:54,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:54,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:55,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:55,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:55,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:55,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:55,230 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:55,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:55,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:55,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:55,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:55,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:55,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:55,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:55,505 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:55,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:55,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:55,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:55,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:55,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:55,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:55,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:55,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:55,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:55,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:55,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:55,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:55,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:55,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:55,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:55,909 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:55,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:55,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:55,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:56,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:56,052 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:56,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:56,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:56,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:56,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:56,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:56,330 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:56,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:56,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:56,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:56,460 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:56,465 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:56,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:56,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:56,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:56,599 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:56,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:56,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:56,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:56,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:56,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:56,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:56,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:56,891 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:56,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:56,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:56,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:57,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:57,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:57,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:57,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:57,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:57,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:57,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:57,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:57,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:57,318 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:57,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:57,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:57,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:57,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:57,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:57,450 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:57,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:57,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:57,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:57,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:57,583 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:57,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:57,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:57,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:57,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:57,715 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:57,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:57,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:57,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:57,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:57,844 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:57,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:57,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:57,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:57,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:57,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:58,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:58,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:58,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:58,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:58,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:58,290 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:58,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:58,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:58,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:58,422 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:58,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:58,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:58,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:58,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:58,555 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:58,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:58,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:58,682 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:58,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:58,687 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:58,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:58,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:58,816 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:58,821 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:58,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:58,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:58,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:58,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:58,954 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:58,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:58,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:59,092 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:59,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:59,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:59,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:59,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:59,258 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:59,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:59,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:59,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:59,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:59,406 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:59,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:59,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:59,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:59,543 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:59,547 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:59,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:59,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:59,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:59,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:59,681 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:59,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:59,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:59,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:59,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:59,812 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:59,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:59,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:59,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:59,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:10:59,951 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:10:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:10:59,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:10:59,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:00,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:00,096 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:00,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:00,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:00,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:00,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:00,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:00,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:00,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:00,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:00,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:00,537 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:00,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:00,541 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:00,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:00,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:00,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:00,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:00,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:00,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:00,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:00,812 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:00,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:00,946 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:00,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:00,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:00,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:01,079 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:01,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:01,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:01,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:01,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:01,231 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:01,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:01,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:01,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,373 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:01,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:01,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:01,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:01,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:01,527 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:01,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:01,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:01,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:01,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:01,694 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:01,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:01,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:01,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:01,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:01,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:01,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,966 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:01,971 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:01,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:01,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:01,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:02,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:02,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:02,109 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:02,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:02,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:02,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:02,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:02,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:02,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:02,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:02,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:02,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:02,403 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:02,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:02,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:02,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:02,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:02,551 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:02,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:02,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:02,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:02,698 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:02,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:02,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:02,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:02,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:02,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:02,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:02,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:02,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:02,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:02,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:03,103 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:03,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:03,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:03,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:03,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:03,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:03,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:03,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:03,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:03,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:03,545 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:03,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:03,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:03,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:03,707 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:03,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:03,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:03,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:03,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:03,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:03,858 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:03,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:03,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:03,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:03,992 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:03,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:04,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:04,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:04,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:04,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:04,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:04,261 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:04,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:04,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:04,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:04,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:04,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:04,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:04,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:04,555 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:04,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:04,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:04,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:04,712 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:04,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:04,716 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:04,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:04,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:04,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:04,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:04,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:05,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:05,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:05,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:05,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:05,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:05,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:05,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:05,449 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:05,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:05,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:05,581 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:05,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:05,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:05,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:05,729 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:05,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:05,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:05,876 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:05,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:05,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:06,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:06,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:06,158 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:06,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:06,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:06,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:06,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:06,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:06,432 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:06,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:06,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:06,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:06,571 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:06,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:06,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:06,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:06,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,858 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:06,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:06,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:06,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:07,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:07,010 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:07,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:07,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:07,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:07,163 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:07,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:07,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:07,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:07,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:07,436 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:07,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:07,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:07,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:07,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:07,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:07,709 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:07,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:07,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:07,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:07,851 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:07,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:07,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:07,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:08,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:08,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:08,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:08,176 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:08,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:08,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:08,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:08,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:08,468 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:08,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,601 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:08,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:08,605 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:08,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:08,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:08,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:08,738 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:08,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:08,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,869 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:08,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:08,873 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:08,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:08,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:08,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:08,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:09,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:09,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:09,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:09,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,298 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:09,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:09,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:09,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:09,452 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:09,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:09,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:09,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:09,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:09,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:09,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:09,730 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:09,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:09,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:09,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:09,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:09,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:09,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:09,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:09,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:09,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:10,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:10,156 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:10,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:10,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:10,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:10,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:10,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:10,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:10,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:10,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:10,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,754 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:10,758 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:10,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:10,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:10,900 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:10,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:10,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:11,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:11,039 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:11,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:11,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:11,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:11,182 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:11,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:11,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:11,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:11,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:11,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:11,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:11,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,641 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:11,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:11,646 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:11,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:11,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:11,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:11,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:11,957 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:11,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:11,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:11,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:12,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:12,110 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:12,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:12,248 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:12,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:12,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:12,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,534 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:12,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:12,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,835 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:12,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:12,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:12,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:12,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:12,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:12,986 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:12,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:12,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:13,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:13,123 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:13,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:13,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,298 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:13,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:13,303 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:13,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:13,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:13,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:13,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:13,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:13,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:13,585 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:13,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:13,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:13,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:13,742 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:13,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:13,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:13,893 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:13,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:13,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:13,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:14,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:14,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:14,199 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:14,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:14,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:14,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:14,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:14,476 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:14,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:14,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,610 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:14,615 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:14,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:14,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:14,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:14,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:14,917 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:14,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:14,921 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:14,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:14,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:14,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:15,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:15,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:15,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:15,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:15,243 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:15,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:15,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:15,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:15,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:15,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:15,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:15,704 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:15,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:15,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:15,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:15,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:15,990 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:15,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:15,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:16,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:16,138 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:16,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:16,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:16,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:16,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:16,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:16,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:16,469 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:16,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:16,622 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:16,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:16,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:16,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:16,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:16,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:16,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:16,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:17,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:17,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:17,065 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:17,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:17,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:17,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:17,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:17,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:17,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:17,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:17,205 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:17,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:17,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:17,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:17,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:17,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:17,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:17,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:17,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:17,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:17,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:17,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:17,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:17,491 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:17,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:17,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:17,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:17,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:17,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:17,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:17,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:17,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:17,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:17,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:17,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:17,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:17,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:17,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:17,938 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:17,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:17,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:17,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:17,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:17,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:18,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:18,084 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:18,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:18,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:18,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:18,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:18,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:18,367 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:18,371 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:18,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:18,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:18,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:18,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:18,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:18,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:18,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:18,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:18,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:18,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:18,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:18,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:18,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:18,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:19,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:19,005 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:19,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:19,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:19,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:19,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:19,153 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:19,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:19,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:19,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:19,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:19,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:19,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:19,506 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:19,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:19,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:19,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:19,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:19,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:19,685 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:19,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:19,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:19,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:19,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:19,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:19,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:19,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:20,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:20,050 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:20,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:20,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:20,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:20,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:20,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:20,241 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:20,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:20,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:20,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:20,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:20,429 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:20,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:20,434 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:20,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:20,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:20,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:20,611 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:20,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:20,616 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:20,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:20,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:20,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:20,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:20,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:20,801 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:20,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:20,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:20,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:20,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:20,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:20,982 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:20,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:20,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:21,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:21,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:21,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:21,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:21,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:21,164 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:21,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:21,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:21,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:21,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:21,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:21,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:21,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:21,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:21,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:21,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:21,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:21,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:21,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:21,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:21,553 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:21,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:21,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:21,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:21,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:21,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:21,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:21,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:21,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:21,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:21,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:21,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:21,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:21,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:21,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:21,937 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:21,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:21,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:21,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:21,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:21,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:22,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:22,131 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:22,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:22,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:22,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:22,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:22,323 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:22,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:22,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:22,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:22,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:22,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:22,512 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:22,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:22,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:22,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:22,698 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:22,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:22,703 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:22,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:22,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:22,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:22,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:22,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:22,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:22,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:23,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:23,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:23,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:23,271 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:23,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:23,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:23,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:23,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:23,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:23,460 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:23,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:23,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:23,643 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:23,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:23,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:23,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:23,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:23,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:23,839 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:23,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:23,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:23,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:24,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:24,026 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:24,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:24,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:24,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:24,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:24,203 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:24,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:24,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:24,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:24,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:24,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:24,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:24,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:24,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:24,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:24,580 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:24,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:24,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:24,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:24,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:24,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:24,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:24,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:24,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:24,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:24,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:24,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:24,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:24,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:25,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:25,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:25,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:25,153 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:25,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:25,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:25,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:25,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:25,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:25,351 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:25,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:25,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:25,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:25,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:25,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:25,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:25,540 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:25,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:25,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:25,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:25,722 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:25,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:25,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:25,727 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:25,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:25,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:25,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:25,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:25,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:25,918 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:25,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:25,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:25,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:25,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:26,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:26,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:26,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:26,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:26,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:26,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:26,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:26,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:26,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:26,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:26,297 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:26,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:26,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:26,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:26,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:26,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:26,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:26,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:26,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:26,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:26,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:26,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:26,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:26,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:26,671 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:26,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:26,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:26,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:26,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:26,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:26,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:26,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:26,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:26,859 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:26,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:26,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:26,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:26,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:26,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:27,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:27,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:27,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:27,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:27,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:27,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:27,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:27,435 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:27,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:27,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:27,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:27,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:27,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:27,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:27,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:27,807 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:27,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:27,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:27,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:27,996 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:27,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:27,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:28,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:28,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:28,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:28,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:28,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:28,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:28,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:28,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:28,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:28,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:28,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:28,385 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:28,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:28,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:28,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:28,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:28,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:28,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:28,577 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:28,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:28,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:28,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:28,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:28,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:28,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:28,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:28,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:28,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:28,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:28,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:28,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:28,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:28,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:28,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:28,949 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:28,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:28,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:28,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:28,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:28,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:29,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:29,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:29,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:29,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:29,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:29,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:29,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:29,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:29,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:29,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:29,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:29,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:29,489 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:29,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:29,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:29,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:29,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:29,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:29,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:29,670 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:29,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:29,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:29,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:29,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:29,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:29,859 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:29,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:29,863 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:29,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:29,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:29,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:29,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:29,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:30,041 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:30,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:30,045 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:30,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:30,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:30,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:30,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:30,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:30,221 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:30,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:30,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:30,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:30,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:30,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:30,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:30,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:30,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:30,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:30,568 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:30,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:30,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:30,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:30,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:30,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:30,750 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:30,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:30,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:30,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:30,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:30,923 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:30,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:30,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:30,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:31,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:31,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:31,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:31,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:31,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:31,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:31,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:31,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:31,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:31,287 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:31,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:31,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:31,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:31,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:31,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:31,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:31,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:31,475 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:31,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:31,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:31,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:31,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:31,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:31,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:31,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:31,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:31,660 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:31,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:31,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:31,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:31,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:31,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:31,826 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:31,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:31,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:31,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:31,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:31,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:31,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:31,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:31,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:31,997 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:31,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:31,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:31,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:32,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:32,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:32,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:32,172 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:32,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:32,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:32,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:32,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:32,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:32,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:32,339 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:32,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:32,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:32,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:32,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:32,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:32,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:32,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:32,525 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:32,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:32,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:32,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:32,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:32,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:32,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:32,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:32,710 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:32,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:32,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:32,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:32,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:32,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:32,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:32,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:32,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:32,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:32,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:32,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:32,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:33,088 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:33,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:33,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:33,092 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:33,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:33,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:33,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:33,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:33,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:33,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:33,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:33,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:33,275 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:33,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:33,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:33,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:33,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:33,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:33,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:33,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:33,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:33,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:33,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:33,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:33,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:11:33,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:33,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:33,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:11:33,624 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:33,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:33,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:33,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:33,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-22 23:11:33,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:36,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:36,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 54 transitions. [2021-11-22 23:11:36,051 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:11:36,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:11:36,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:36,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:36,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-22 23:11:36,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:37,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:42,311 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:11:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:42,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 38 states and 65 transitions. [2021-11-22 23:11:42,530 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2021-11-22 23:11:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:11:42,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:42,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:42,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:11:42,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:42,708 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:43,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 72 transitions. [2021-11-22 23:11:43,140 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2021-11-22 23:11:43,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:43,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:43,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:43,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:11:43,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:44,369 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:11:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 76 transitions. [2021-11-22 23:11:49,076 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 76 transitions. [2021-11-22 23:11:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:49,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-22 23:11:49,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:50,610 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:05,092 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:12:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:05,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 81 transitions. [2021-11-22 23:12:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 81 transitions. [2021-11-22 23:12:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:12:05,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:05,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:05,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-22 23:12:05,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:08,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 82 transitions. [2021-11-22 23:12:08,018 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 82 transitions. [2021-11-22 23:12:08,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:12:08,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:08,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:08,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:08,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-22 23:12:08,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:09,559 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:12:10,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:10,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 47 states and 89 transitions. [2021-11-22 23:12:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2021-11-22 23:12:10,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:12:10,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:10,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:10,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-22 23:12:10,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:12,934 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:12:17,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:17,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 28 states and 38 transitions. [2021-11-22 23:12:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2021-11-22 23:12:17,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 23:12:17,227 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 2281 iterations. [2021-11-22 23:12:17,233 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-22 23:12:18,490 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:12:18,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:12:18,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:12:18 ImpRootNode [2021-11-22 23:12:18,495 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:12:18,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:12:18,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:12:18,495 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:12:18,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:37" (3/4) ... [2021-11-22 23:12:18,499 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:12:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-22 23:12:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-22 23:12:18,509 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-22 23:12:18,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-22 23:12:18,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-22 23:12:18,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:12:18,543 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:12:18,543 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:12:18,544 INFO L158 Benchmark]: Toolchain (without parser) took 342239.41ms. Allocated memory was 121.6MB in the beginning and 207.6MB in the end (delta: 86.0MB). Free memory was 84.3MB in the beginning and 62.8MB in the end (delta: 21.6MB). Peak memory consumption was 107.5MB. Max. memory is 16.1GB. [2021-11-22 23:12:18,544 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 100.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:12:18,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.41ms. Allocated memory is still 121.6MB. Free memory was 84.1MB in the beginning and 95.7MB in the end (delta: -11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:12:18,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.87ms. Allocated memory is still 121.6MB. Free memory was 95.7MB in the beginning and 94.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:12:18,545 INFO L158 Benchmark]: Boogie Preprocessor took 45.91ms. Allocated memory is still 121.6MB. Free memory was 94.1MB in the beginning and 92.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:12:18,546 INFO L158 Benchmark]: RCFGBuilder took 415.19ms. Allocated memory is still 121.6MB. Free memory was 92.9MB in the beginning and 80.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:12:18,546 INFO L158 Benchmark]: CodeCheck took 341330.93ms. Allocated memory was 121.6MB in the beginning and 207.6MB in the end (delta: 86.0MB). Free memory was 80.0MB in the beginning and 64.8MB in the end (delta: 15.2MB). Peak memory consumption was 103.7MB. Max. memory is 16.1GB. [2021-11-22 23:12:18,547 INFO L158 Benchmark]: Witness Printer took 48.24ms. Allocated memory is still 207.6MB. Free memory was 64.8MB in the beginning and 62.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:12:18,549 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 340.0s, OverallIterations: 2281, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 121053 SdHoareTripleChecker+Valid, 11146.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22883 mSDsluCounter, 66258 SdHoareTripleChecker+Invalid, 11052.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22880 mSDsCounter, 48231 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 167302 IncrementalHoareTripleChecker+Invalid, 215537 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 48231 mSolverCounterUnsat, 43378 mSDtfsCounter, 167302 mSolverCounterSat, 11.5s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 445196 GetRequests, 429107 SyntacticMatches, 15973 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5806 ImplicationChecksByTransitivity, 29.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 4.2s SsaConstructionTime, 25.5s SatisfiabilityAnalysisTime, 252.3s InterpolantComputationTime, 52489 NumberOfCodeBlocks, 52489 NumberOfCodeBlocksAsserted, 2280 NumberOfCheckSat, 50209 ConstructedInterpolants, 0 QuantifiedInterpolants, 176126 SizeOfPredicates, 9124 NumberOfNonLiveVariables, 189335 ConjunctsInSsa, 31993 ConjunctsInUnsatCore, 2280 InterpolantComputations, 2272 PerfectInterpolantSequences, 18283/18325 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 100.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.41ms. Allocated memory is still 121.6MB. Free memory was 84.1MB in the beginning and 95.7MB in the end (delta: -11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.87ms. Allocated memory is still 121.6MB. Free memory was 95.7MB in the beginning and 94.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.91ms. Allocated memory is still 121.6MB. Free memory was 94.1MB in the beginning and 92.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 415.19ms. Allocated memory is still 121.6MB. Free memory was 92.9MB in the beginning and 80.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 341330.93ms. Allocated memory was 121.6MB in the beginning and 207.6MB in the end (delta: 86.0MB). Free memory was 80.0MB in the beginning and 64.8MB in the end (delta: 15.2MB). Peak memory consumption was 103.7MB. Max. memory is 16.1GB. * Witness Printer took 48.24ms. Allocated memory is still 207.6MB. Free memory was 64.8MB in the beginning and 62.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-22 23:12:18,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db8ce23-77d8-4fe0-9497-45020fd5a5da/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE