./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/TerminatorRec02.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/TerminatorRec02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 744c3d26555bbd53a7a0d9e7c64efe010ba06d0f67ec9ca21eb74ed1148222d3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:44:28,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:44:28,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:44:28,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:44:28,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:44:28,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:44:28,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:44:28,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:44:28,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:44:28,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:44:28,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:44:28,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:44:28,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:44:28,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:44:28,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:44:28,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:44:28,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:44:28,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:44:28,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:44:28,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:44:28,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:44:28,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:44:28,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:44:28,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:44:28,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:44:28,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:44:28,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:44:28,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:44:28,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:44:28,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:44:28,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:44:28,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:44:28,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:44:28,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:44:28,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:44:28,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:44:28,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:44:28,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:44:28,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:44:28,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:44:28,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:44:28,946 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-25 07:44:28,972 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:44:28,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:44:28,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:44:28,973 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:44:28,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:44:28,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:44:28,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:44:28,975 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:44:28,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:44:28,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:44:28,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:44:28,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:44:28,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:44:28,976 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:44:28,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:44:28,976 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:44:28,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:44:28,977 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:44:28,977 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:44:28,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:44:28,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:44:28,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:44:28,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:44:28,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:44:28,978 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:44:28,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:44:28,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:44:28,979 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_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 744c3d26555bbd53a7a0d9e7c64efe010ba06d0f67ec9ca21eb74ed1148222d3 [2021-11-25 07:44:29,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:44:29,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:44:29,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:44:29,291 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:44:29,292 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:44:29,294 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/termination-numeric/TerminatorRec02.c [2021-11-25 07:44:29,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/data/2ea48e16e/a8c5a201f9d14c39b5bb14b884c83ea2/FLAGec385fbce [2021-11-25 07:44:29,818 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:44:29,819 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/sv-benchmarks/c/termination-numeric/TerminatorRec02.c [2021-11-25 07:44:29,825 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/data/2ea48e16e/a8c5a201f9d14c39b5bb14b884c83ea2/FLAGec385fbce [2021-11-25 07:44:30,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/data/2ea48e16e/a8c5a201f9d14c39b5bb14b884c83ea2 [2021-11-25 07:44:30,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:44:30,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:44:30,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:44:30,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:44:30,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:44:30,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26569be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30, skipping insertion in model container [2021-11-25 07:44:30,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:44:30,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:44:30,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:44:30,448 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:44:30,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:44:30,486 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:44:30,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30 WrapperNode [2021-11-25 07:44:30,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:44:30,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:44:30,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:44:30,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:44:30,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,519 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-25 07:44:30,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:44:30,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:44:30,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:44:30,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:44:30,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:44:30,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:44:30,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:44:30,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:44:30,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:44:30,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:44:30,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:44:30,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d38fed-f5a3-42ba-af89-a1a2d451c47c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:44:30,649 INFO L130 BoogieDeclarations]: Found specification of procedure fact [2021-11-25 07:44:30,650 INFO L138 BoogieDeclarations]: Found implementation of procedure fact [2021-11-25 07:44:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:44:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:44:30,707 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:44:30,709 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:44:30,872 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:44:30,883 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:44:30,883 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:44:30,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:44:30 BoogieIcfgContainer [2021-11-25 07:44:30,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:44:30,887 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:44:30,887 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:44:30,894 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:44:30,895 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:44:30" (1/1) ... [2021-11-25 07:44:30,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:44:30,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:30,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2021-11-25 07:44:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2021-11-25 07:44:30,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:44:30,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:30,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:31,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 28 transitions. [2021-11-25 07:44:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-25 07:44:31,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:44:31,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:31,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:31,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:31,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 27 transitions. [2021-11-25 07:44:31,355 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-25 07:44:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:44:31,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:31,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:31,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:31,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:31,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 22 transitions. [2021-11-25 07:44:31,537 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-25 07:44:31,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:44:31,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:31,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:31,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:44:31,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:31,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:31,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 28 transitions. [2021-11-25 07:44:31,914 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2021-11-25 07:44:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:44:31,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:31,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:31,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:44:31,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:44:32,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 30 transitions. [2021-11-25 07:44:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:44:32,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:32,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:32,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:32,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:32,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:33,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:34,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 46 transitions. [2021-11-25 07:44:34,474 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-11-25 07:44:34,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:34,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:34,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:34,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:34,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:34,966 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:36,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:36,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:36,775 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:36,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:36,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:36,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:36,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:36,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:36,940 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:36,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:36,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:36,962 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:36,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:36,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:36,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:36,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:37,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:37,121 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:37,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:37,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:37,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:37,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:37,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:37,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:37,338 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:37,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:37,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:37,353 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:37,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:37,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:37,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:37,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:37,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:37,524 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:37,544 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:37,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:37,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:37,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:37,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:37,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:37,716 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:37,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:37,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:37,728 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:37,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:37,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:37,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:37,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:37,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:37,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:37,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:44:37,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:38,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:38,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:38,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:38,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:38,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:38,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:38,943 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:38,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:38,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:38,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:38,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:38,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:39,142 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:39,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:39,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:39,153 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:39,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:39,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:39,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:39,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:39,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:39,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:39,302 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:39,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:39,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:39,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:39,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:39,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:39,484 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:39,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:39,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:39,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:39,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:39,660 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:39,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:39,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:39,672 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:39,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:39,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:39,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:39,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:39,785 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:39,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:39,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:39,798 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:39,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:39,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:39,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:44:39,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:40,099 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:44:40,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:40,217 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:40,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:40,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:40,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:40,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:40,348 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:40,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:40,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:40,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:40,467 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:40,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:40,495 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:40,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:40,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:40,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:40,607 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:40,619 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:40,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:40,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:40,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:40,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:40,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:40,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:40,918 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:40,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:40,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:40,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:41,060 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:41,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:41,072 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:41,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:41,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:41,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:41,226 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:41,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:41,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:41,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:41,686 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:42,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:42,004 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:42,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:42,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:42,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:42,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:42,171 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:42,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:42,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:42,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:42,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:42,343 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:42,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:42,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:44:42,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:42,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:42,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:42,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:42,772 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:42,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:42,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:42,913 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:42,924 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:42,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:42,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:43,085 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:43,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:43,094 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:43,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:43,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:43,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:43,243 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:43,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:43,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:43,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:43,390 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:43,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:43,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:43,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:43,533 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:43,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:43,549 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:43,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:43,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:43,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:43,715 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:43,726 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:43,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:43,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:43,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:43,876 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:43,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:43,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:43,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:44,049 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:44,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:44,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:44,187 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:44,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:44,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:44,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:44,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:44,316 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:44,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:44,328 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:44,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:44,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:44,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:44,461 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:44,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:44,474 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:44,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:44,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:44:44,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:44,784 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:44:44,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:44,868 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:44,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:44,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:44,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:44,994 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:45,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:45,011 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:45,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:45,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:45,130 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:45,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:45,137 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:45,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:45,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:45,298 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:45,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:45,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:45,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:45,455 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:45,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:45,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:45,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:45,604 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:45,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:45,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:45,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:45,742 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:45,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:45,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:45,879 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:45,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:45,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:45,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:46,027 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:46,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:46,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:46,038 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:46,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:46,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:46,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:46,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:46,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:46,174 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:46,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:46,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:46,188 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:46,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:46,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:46,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:46,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:46,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:46,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:46,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:46,321 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:46,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:46,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:46,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:46,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:46,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:46,455 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:46,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:46,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:46,462 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:46,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:46,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:46,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:46,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:46,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:46,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:46,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:46,610 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:46,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:46,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:46,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:46,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:46,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:46,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:46,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:46,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:46,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:46,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:46,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:46,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:46,881 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:46,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:46,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:46,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:46,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:47,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:47,006 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:47,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:47,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:47,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:47,113 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:47,121 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:47,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:47,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:47,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:47,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:47,223 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:47,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:47,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:47,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:47,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:47,364 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:47,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:47,386 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:47,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:47,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:47,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:47,528 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:47,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:47,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:47,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:47,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:47,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:47,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:47,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:47,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:47,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:47,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:47,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:47,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:47,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:47,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:47,989 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:47,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:47,998 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:47,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:47,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:48,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:48,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:48,111 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:48,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:48,128 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:48,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:48,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:48,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:48,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:48,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:48,245 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:48,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:48,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:48,256 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:48,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:48,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:48,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:48,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:48,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:48,396 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:48,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:48,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:48,409 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:48,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:48,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:48,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:48,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:48,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:48,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:48,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:48,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:48,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:48,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:48,687 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:48,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:48,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:48,695 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:48,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:48,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:48,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:48,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:48,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:48,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:48,843 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:48,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:48,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:48,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:48,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:48,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:48,956 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:48,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:48,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:48,967 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:48,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:48,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:48,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:48,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:48,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:49,093 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:49,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:49,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:49,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:49,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:49,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:49,281 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:49,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:49,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:49,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:49,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:49,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:49,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:49,462 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:49,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:49,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:49,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:49,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:49,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:49,931 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:50,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:50,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:50,313 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:50,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:50,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:50,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:50,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:50,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:50,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:50,444 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:50,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:50,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:50,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:50,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:50,618 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:44:50,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:50,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:50,628 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:50,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:50,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:50,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:50,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:50,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:50,747 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:50,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:50,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:50,757 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:50,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:50,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:50,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:50,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:50,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:50,871 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:50,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:50,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:50,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:50,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:50,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:51,052 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:51,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:51,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:51,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:51,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:51,169 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:51,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:51,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:51,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:51,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:51,403 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:51,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:51,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:51,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:51,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:51,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:51,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:44:51,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:51,669 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:44:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:51,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:51,680 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:51,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:51,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:51,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:51,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 07:44:51,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:51,803 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:51,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:51,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:51,811 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:51,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:51,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:51,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:51,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:51,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:52,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:52,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:52,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:52,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:52,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:52,368 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:52,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:52,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:52,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:52,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:52,741 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:52,835 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:52,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:52,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:52,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:52,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:53,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:53,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:53,183 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:53,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:53,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:53,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:53,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:53,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:53,421 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:53,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:53,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:53,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:53,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:53,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:53,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:53,762 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:53,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:53,849 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:53,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:53,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:53,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:53,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:53,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:54,206 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:54,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:54,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:54,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:54,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:54,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:54,452 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:54,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:54,542 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:54,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:54,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:54,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:54,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:54,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:54,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:54,926 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:54,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:54,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:54,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:54,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:55,175 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:55,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:55,263 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:55,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:55,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:55,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:55,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:55,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:55,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:55,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:55,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:55,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:55,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:55,813 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:55,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:55,907 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:55,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:55,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:55,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:55,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:55,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:56,124 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:56,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:56,212 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:56,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:56,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:56,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:56,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:56,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:56,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:56,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:56,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:56,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:56,912 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:57,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:57,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:57,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:57,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:57,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:57,232 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:57,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:57,342 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:57,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:57,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:57,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:57,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:57,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:57,627 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:57,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:57,737 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:57,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:57,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:57,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:57,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:57,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:57,967 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:58,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:58,057 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:58,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:58,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:58,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:58,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:58,306 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:58,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:58,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:58,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:58,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:58,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:58,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:58,682 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:58,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:58,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:58,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:58,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:58,936 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:59,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:59,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:59,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:59,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:59,225 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:59,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:59,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:59,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:59,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:59,540 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:44:59,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:59,633 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:59,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:59,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:59,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:59,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:59,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:44:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:44:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:59,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:44:59,945 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:44:59,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:44:59,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:59,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:59,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:44:59,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:00,174 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:00,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:00,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:00,264 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:00,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:00,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:00,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:00,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:00,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:00,532 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:00,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:00,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:00,626 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:00,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:00,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:00,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:00,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:00,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:00,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:00,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:00,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:00,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:01,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:01,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:01,339 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:01,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:01,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:01,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:01,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:01,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:01,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:01,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:01,662 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:01,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:01,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:01,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:01,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:01,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:02,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:02,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:02,003 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:02,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:02,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:02,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:02,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:02,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:02,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:02,378 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:02,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:02,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:02,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:02,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:02,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:02,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:02,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:02,691 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:02,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:02,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:02,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:02,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:02,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:03,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:03,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:03,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:03,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:03,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:03,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:03,306 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:03,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:03,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:03,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:03,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:03,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:03,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:03,647 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:03,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:03,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:03,740 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:03,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:03,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:03,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:03,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:03,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:04,018 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:04,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:04,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:04,113 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:04,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:04,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:04,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:04,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:04,330 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:04,423 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:04,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:04,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:04,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:04,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:04,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:04,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:04,751 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:04,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:04,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:04,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:04,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:04,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:05,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:05,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:05,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:05,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:05,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:05,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:05,316 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:05,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:05,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:05,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:05,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:05,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:05,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:05,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:05,646 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:05,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:05,740 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:05,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:05,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:05,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:05,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:05,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:06,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:06,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:06,080 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:06,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:06,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:06,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:06,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:06,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:06,386 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:06,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:06,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:06,509 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:06,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:06,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:06,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:06,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:06,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:06,920 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:06,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:06,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:06,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:06,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:07,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:07,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:07,244 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:07,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:07,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:07,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:07,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:07,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:07,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:07,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:07,624 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:07,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:07,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:07,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:07,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:07,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:07,919 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:08,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:08,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:08,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:08,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:08,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:08,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:08,377 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:08,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:08,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:08,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:08,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:08,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:08,593 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:08,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:08,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:08,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:08,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:08,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:08,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:08,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:08,941 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:09,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:09,042 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:09,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:09,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:09,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:09,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:09,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:09,275 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:09,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:09,376 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:09,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:09,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:09,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:09,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:09,630 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:09,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:09,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:09,730 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:09,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:09,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:09,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:09,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:09,991 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:10,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:10,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:10,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:10,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:10,355 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:10,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:10,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:10,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:10,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:10,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:10,679 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:10,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:10,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:10,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:10,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:10,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:10,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:10,994 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:11,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:11,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:11,087 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:11,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:11,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:11,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:11,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:11,359 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:11,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:11,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:11,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:11,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:11,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:11,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:11,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:11,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:11,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:11,790 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:11,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:11,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:11,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:11,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:12,088 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:12,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:12,185 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:12,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:12,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:12,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:12,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:12,419 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:12,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:12,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:12,513 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:12,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:12,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:12,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:12,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:12,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:12,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:12,879 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:12,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:12,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:12,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:12,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:12,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:13,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:13,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:13,213 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:13,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:13,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:13,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:13,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:13,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:13,441 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:13,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:13,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:13,536 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:13,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:13,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:13,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:13,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:13,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:13,782 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:13,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:13,883 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:13,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:13,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:13,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:13,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:13,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:14,130 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:14,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:14,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:14,228 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:14,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:14,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:14,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:14,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:14,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:14,507 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:14,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:14,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:14,603 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:14,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:14,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:14,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:14,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:14,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:14,824 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:14,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:14,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:14,925 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:14,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:14,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:14,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:14,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:14,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:15,208 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:15,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:15,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:15,307 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:15,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:15,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:15,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:15,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:15,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:15,563 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:15,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:15,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:15,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:15,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:15,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:15,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:15,997 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:15,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:15,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:15,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:16,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:16,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:16,310 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:16,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:16,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:16,418 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:16,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:16,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:16,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:16,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:16,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:16,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:16,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:16,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:16,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:16,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:16,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:17,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:17,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:17,155 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:17,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:17,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:17,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:17,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:17,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:17,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:17,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:17,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:17,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:17,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:17,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:17,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:17,844 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:17,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:17,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:17,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:17,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:18,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:18,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:18,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:18,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:18,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:18,544 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:18,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:18,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:18,640 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:18,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:18,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:18,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:18,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:18,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:19,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:19,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:19,012 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:19,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:19,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:19,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:19,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:19,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:19,292 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:19,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:19,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:19,397 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:19,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:19,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:19,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:19,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:19,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:19,678 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:19,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:19,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:19,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:19,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:19,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:19,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:20,037 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:20,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:20,136 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:20,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:20,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:20,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:20,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:20,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:20,419 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:20,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:20,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:20,519 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:20,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:20,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:20,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:20,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:20,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:20,759 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:20,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:20,857 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:20,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:20,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:20,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:20,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:20,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:21,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:21,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:21,212 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:21,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:21,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:21,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:21,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:21,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:21,483 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:21,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:21,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:21,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:21,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:21,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:21,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:22,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:22,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:22,006 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:22,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:22,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:22,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:22,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:22,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:22,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:22,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:22,479 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:22,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:22,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:22,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:22,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:22,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:22,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:22,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:22,854 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:22,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:22,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:22,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:22,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:22,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:23,127 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:23,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:23,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:23,228 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:23,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:23,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:23,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:23,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:23,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:23,479 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:23,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:23,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:23,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:23,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:23,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:23,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:23,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:23,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:23,939 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:23,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:23,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:23,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:23,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:23,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:24,213 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:24,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:24,325 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:24,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:24,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:24,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:24,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:24,609 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:24,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:24,708 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:24,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:24,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:24,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:24,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:24,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:25,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:25,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:25,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:25,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:25,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:25,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:25,344 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:25,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:25,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:25,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:25,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:25,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:25,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:25,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:25,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:25,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:25,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:26,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:26,216 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:26,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:26,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:26,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:26,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:26,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:26,468 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:26,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:26,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:26,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:26,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:26,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:26,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:26,942 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:26,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:26,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:26,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:26,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:26,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:27,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:27,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:27,315 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:27,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:27,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:27,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:27,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:27,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:27,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:27,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:27,687 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:27,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:27,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:27,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:27,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:27,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:27,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:27,971 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:28,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:28,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:28,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:28,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:28,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:28,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:28,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:28,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:28,454 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:28,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:28,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:28,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:28,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:28,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:28,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:28,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:28,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:28,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:28,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:29,257 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:29,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:29,362 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:29,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:29,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:29,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:29,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:29,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:29,672 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:29,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:29,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:29,773 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:29,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:29,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:29,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:29,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:29,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:30,154 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:30,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:30,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:30,258 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:30,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:30,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:30,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:30,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:30,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:30,523 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:30,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:30,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:30,636 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:30,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:30,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:30,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:30,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:30,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:30,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:31,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:31,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:31,030 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:31,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:31,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:31,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:31,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:31,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:31,397 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:31,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:31,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:31,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:31,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:31,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:31,681 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:31,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:31,785 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:31,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:31,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:31,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:31,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:31,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:32,069 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:32,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:32,172 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:32,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:32,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:32,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:32,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:32,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:32,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:32,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:32,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:32,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:32,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:32,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:32,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:32,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:32,980 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:32,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:32,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:32,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:32,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:32,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:33,257 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:33,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:33,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:33,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:33,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:33,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:33,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:33,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:33,735 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:33,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:33,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:33,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:33,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:33,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:34,012 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:34,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:34,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:34,119 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:34,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:34,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:34,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:34,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:34,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:34,395 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:34,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:34,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:34,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:34,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:34,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:34,875 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:35,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:35,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:35,007 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:35,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:35,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:35,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:35,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:35,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:35,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:35,458 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:35,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:35,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:35,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:35,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:35,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:35,773 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:35,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:35,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:35,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:35,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:35,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:36,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:36,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:36,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:36,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:36,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:36,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:36,563 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:36,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:36,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:36,671 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:36,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:36,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:36,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:36,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:36,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:36,953 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:37,058 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:37,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:37,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:37,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:37,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:37,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:37,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:37,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:37,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:37,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:37,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:37,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:37,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:37,859 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:37,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:37,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:37,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:37,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:38,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:38,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:38,289 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:38,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:38,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:38,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:38,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:38,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:38,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:38,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:38,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:38,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:38,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:38,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:39,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:39,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:39,144 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:39,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:39,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:39,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:39,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:39,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:39,561 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:39,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:39,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:39,697 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:39,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:39,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:39,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:39,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:40,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:40,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:40,105 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:40,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:40,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:40,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:40,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:40,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:40,453 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:40,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:40,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:40,558 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:40,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:40,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:40,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:40,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:40,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:40,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:40,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:40,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:40,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:40,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:40,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:40,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:40,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:41,270 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:41,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:41,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:41,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:41,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:41,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:41,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:41,714 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:41,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:41,829 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:41,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:41,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:41,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:41,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:41,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:42,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:42,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:42,361 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:42,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:42,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:42,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:42,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:42,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:42,687 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:42,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:42,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:42,796 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:42,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:42,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:42,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:42,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:43,104 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:43,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:43,215 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:43,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:43,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:43,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:43,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:43,516 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:43,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:43,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:43,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:43,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:43,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:43,950 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:44,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:44,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:44,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:44,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:44,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:44,431 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:44,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:44,551 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:44,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:44,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:44,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:44,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:44,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:44,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:45,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:45,000 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:45,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:45,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:45,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:45,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:45,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:45,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:45,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:45,425 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:45,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:45,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:45,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:45,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:45,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:45,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:45,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:45,892 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:45,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:45,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:45,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:45,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:45,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:46,285 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:46,427 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:46,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:46,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:46,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:46,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:46,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:46,837 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:46,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:46,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:46,950 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:46,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:46,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:46,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:46,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:46,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:47,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:47,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:47,380 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:47,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:47,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:47,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:47,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:47,742 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:47,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:47,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:47,864 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:47,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:47,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:47,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:47,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:47,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:48,221 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:48,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:48,343 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:48,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:48,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:48,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:48,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:48,695 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:48,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:48,809 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:48,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:48,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:48,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:48,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:48,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:49,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:49,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:49,231 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:49,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:49,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:49,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:49,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:49,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:49,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:49,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:49,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:50,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:50,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:50,097 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:50,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:50,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:50,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:50,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:50,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:50,420 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:50,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:50,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:50,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:50,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:50,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:50,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:50,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:50,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:50,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:50,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:51,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:51,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:51,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:51,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:51,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:51,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:51,798 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:51,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:51,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:51,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:51,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:51,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:52,268 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:52,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:52,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:52,392 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:52,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:52,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:52,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:52,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:52,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:52,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:52,838 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:52,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:52,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:52,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:52,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:52,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:53,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:53,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:53,292 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:53,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:53,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:53,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:53,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:53,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:53,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:53,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:53,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:53,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:54,068 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:54,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:54,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:54,180 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:54,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:54,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:54,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:54,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:54,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:54,554 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:54,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:54,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:54,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:54,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:54,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:54,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:55,018 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:55,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:55,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:55,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:55,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:55,464 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:55,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:55,574 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:55,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:55,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:55,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:55,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:55,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:55,905 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:56,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:56,031 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:56,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:56,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:56,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:56,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:56,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:56,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:56,496 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:56,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:56,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:56,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:56,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:56,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:56,855 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:56,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:56,970 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:56,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:56,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:56,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:56,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:56,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:57,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:57,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:57,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:57,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:57,774 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:57,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:57,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:57,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:57,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:57,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:58,301 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:58,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:58,424 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:58,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:58,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:58,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:58,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:45:58,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:58,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:58,960 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:58,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:58,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:58,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:58,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:58,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:59,298 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:59,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:59,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:45:59,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:59,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:59,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:59,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:59,760 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:45:59,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:59,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:45:59,877 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:45:59,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:45:59,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:59,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:59,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:45:59,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:00,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:00,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:00,337 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:00,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:00,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:00,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:00,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:00,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:00,684 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:00,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:00,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:00,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:00,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:00,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:00,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:00,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:01,387 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:01,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:01,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:01,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:01,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:01,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:01,799 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:01,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:01,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:01,930 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:01,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:01,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:01,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:01,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:01,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:02,338 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:02,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:02,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:02,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:02,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:02,902 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:03,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:03,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:03,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:03,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:03,457 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:03,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:03,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:03,587 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:03,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:03,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:03,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:03,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:03,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:04,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:04,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:04,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:04,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:04,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:04,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:04,525 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:04,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:04,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:04,655 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:04,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:04,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:04,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:04,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:04,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:05,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:05,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:05,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:05,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:05,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:05,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:05,604 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:05,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:05,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:05,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:05,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:05,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:06,164 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:06,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:06,291 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:06,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:06,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:06,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:06,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:06,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:06,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:06,827 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:06,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:06,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:06,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:06,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:06,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:07,216 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:07,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:07,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:07,349 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:07,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:07,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:07,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:07,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:07,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:07,785 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:07,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:07,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:07,920 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:07,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:07,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:07,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:07,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:08,361 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:08,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:08,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:08,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:08,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:08,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:08,920 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:09,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:09,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:09,055 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:09,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:09,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:09,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:09,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:09,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:09,613 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:09,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:09,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:09,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:09,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:09,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:10,081 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:10,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:10,223 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:10,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:10,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:10,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:10,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:10,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:10,658 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:10,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:10,787 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:10,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:10,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:10,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:10,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:10,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:11,187 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:11,315 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:11,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:11,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:11,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:11,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:11,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:11,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:11,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:11,859 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:11,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:11,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:11,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:11,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:12,273 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:12,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:12,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:12,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:12,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:12,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:12,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:12,863 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:12,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:13,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:13,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:13,430 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:13,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:13,566 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:13,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:13,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:13,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:13,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:13,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:14,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:14,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:14,257 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:14,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:14,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:14,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:14,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:14,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:14,724 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:14,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:14,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:14,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:14,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:14,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:15,278 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:15,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:15,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:15,410 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:15,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:15,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:15,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:15,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:15,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:15,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:15,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:15,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:16,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:16,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:16,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:16,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:16,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:16,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:16,995 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:17,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:17,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:17,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:17,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:17,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:17,553 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:17,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:17,694 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:17,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:17,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:17,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:17,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:18,190 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:18,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:18,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:18,326 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:18,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:18,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:18,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:18,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:18,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:18,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:18,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:18,938 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:18,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:18,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:18,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:18,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:18,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:19,486 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:19,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:19,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:19,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:19,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:19,898 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:20,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:20,041 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:20,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:20,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:20,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:20,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:20,463 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:20,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:20,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:20,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:20,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:20,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:20,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:21,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:21,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:21,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:21,188 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:21,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:21,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:21,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:21,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:21,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:21,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:21,779 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:21,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:21,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:21,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:21,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:21,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:22,231 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:22,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:22,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:22,385 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:22,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:22,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:22,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:22,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:22,903 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:23,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:23,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:23,038 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:23,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:23,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:23,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:23,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:23,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:23,472 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:23,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:23,611 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:23,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:23,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:23,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:23,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:23,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:24,050 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:24,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:24,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:24,187 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:24,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:24,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:24,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:24,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:24,639 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:24,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:24,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:24,779 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:24,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:24,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:24,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:24,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:24,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:25,233 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:25,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:25,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:25,376 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:25,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:25,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:25,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:25,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:25,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:25,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:25,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:25,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:25,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:26,489 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:26,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:26,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:26,645 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:26,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:26,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:26,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:26,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:26,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:27,128 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:27,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:27,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:27,269 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:27,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:27,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:27,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:27,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:27,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:27,758 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:27,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:27,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:27,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:27,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:27,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:28,368 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:28,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:28,510 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:28,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:28,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:28,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:28,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:28,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:29,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:29,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:29,124 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:29,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:29,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:29,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:29,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:29,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:29,581 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:29,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:29,725 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:29,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:29,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:29,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:29,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:29,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:30,206 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:30,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:30,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:30,353 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:30,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:30,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:30,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:30,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:30,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:30,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:30,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:30,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:30,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:31,477 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:31,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:31,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:31,623 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:31,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:31,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:31,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:31,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:32,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:32,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:32,217 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:32,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:32,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:32,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:32,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:32,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:32,812 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:32,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:32,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:32,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:32,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:32,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:33,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:33,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:33,419 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:33,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:33,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:33,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:33,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:33,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:33,909 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:34,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:34,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:34,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:34,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:34,534 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:34,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:34,675 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:34,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:34,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:34,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:34,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:35,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:35,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:35,275 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:35,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:35,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:35,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:35,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:35,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:35,760 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:35,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:35,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:35,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:35,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:35,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:36,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:36,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:36,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:36,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:37,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:37,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:37,120 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:37,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:37,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:37,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:37,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:37,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:37,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:37,720 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:37,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:37,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:37,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:37,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:37,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:38,207 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:38,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:38,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:38,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:38,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:38,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:38,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:38,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:38,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:39,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:39,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:39,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:39,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:39,627 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:39,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:39,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:39,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:39,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:39,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:40,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:40,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:40,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:40,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:40,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:40,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:40,776 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:40,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:40,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:40,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:40,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:40,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:40,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:41,415 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:41,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:41,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:41,567 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:41,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:41,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:41,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:41,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:41,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:42,150 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:42,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:42,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:42,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:42,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:42,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:42,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:42,832 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:42,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:42,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:42,982 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:42,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:42,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:42,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:42,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:42,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:43,475 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:43,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:43,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:43,623 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:43,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:43,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:43,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:43,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:43,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:43,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:44,125 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:44,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:44,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:44,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:44,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:44,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:44,934 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:44,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:44,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:44,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:44,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:44,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:45,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:45,634 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:45,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:45,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:45,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:45,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:45,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:46,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:46,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:46,281 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:46,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:46,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:46,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:46,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:46,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:46,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:46,900 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:46,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:46,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:46,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:46,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:47,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:47,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:47,538 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:47,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:47,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:47,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:47,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:47,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:48,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:48,181 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:48,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:48,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:48,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:48,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:48,693 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:48,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:48,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:48,837 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:48,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:48,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:48,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:48,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:48,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:49,331 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:49,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:49,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:49,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:49,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:49,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:49,971 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:50,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:50,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:50,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:50,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:50,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:50,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:50,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:50,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:50,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:50,823 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:50,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:50,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:50,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:50,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:51,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:51,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:51,483 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:51,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:51,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:51,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:51,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:51,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:51,994 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:52,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:52,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:52,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:52,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:52,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:52,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:52,819 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:52,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:52,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:52,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:52,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:53,321 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:53,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:53,471 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:53,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:53,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:53,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:53,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:53,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:53,983 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:54,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:54,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:54,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:54,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:54,651 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:54,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:54,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:54,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:54,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:54,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:55,351 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:55,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:55,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:55,503 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:55,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:55,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:55,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:55,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:55,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:56,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:56,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:56,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:56,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:56,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:56,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:56,690 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:56,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:56,844 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:56,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:56,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:56,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:56,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:56,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:57,368 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:57,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:57,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:57,527 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:57,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:57,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:57,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:57,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:57,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:58,053 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:58,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:58,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:58,207 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:58,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:58,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:58,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:58,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:58,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:58,753 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:58,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:58,900 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:46:58,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:58,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:58,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:58,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:46:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:59,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:46:59,557 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:46:59,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:46:59,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:59,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:59,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:46:59,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:00,078 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:00,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:00,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:00,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:00,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:00,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:00,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:00,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:00,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:00,905 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:00,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:00,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:00,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:00,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:00,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:01,404 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:01,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:01,551 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:01,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:01,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:01,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:01,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:02,071 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:02,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:02,221 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:02,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:02,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:02,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:02,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:02,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:02,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:02,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:02,921 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:02,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:02,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:02,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:02,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:02,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:03,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:03,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:03,652 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:03,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:03,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:03,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:03,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:04,211 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:04,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:04,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:04,364 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:04,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:04,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:04,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:04,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:04,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:05,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:05,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:05,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:05,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:05,652 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:05,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:05,810 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:05,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:05,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:05,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:05,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:06,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:06,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:06,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:06,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:06,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:06,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:06,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:07,059 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:07,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:07,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:07,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:07,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:07,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:07,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:07,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:07,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:07,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:07,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:07,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:08,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:08,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:08,607 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:08,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:08,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:08,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:08,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:08,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:09,151 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:09,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:09,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:09,307 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:09,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:09,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:09,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:09,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:09,849 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:10,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:10,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:10,007 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:10,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:10,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:10,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:10,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:10,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:10,568 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:10,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:10,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:10,726 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:10,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:10,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:10,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:10,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:10,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:11,287 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:11,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:11,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:11,444 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:11,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:11,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:11,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:11,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:12,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:12,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:12,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:12,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:12,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:12,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:12,842 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:12,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:13,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:13,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:13,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:13,670 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:13,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:13,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:13,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:13,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:13,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:14,235 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:14,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:14,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:14,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:14,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:14,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:14,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:15,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:15,072 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:15,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:15,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:15,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:15,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:15,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:15,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:15,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:15,772 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:15,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:15,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:15,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:15,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:16,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:16,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:16,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:16,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:16,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:17,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:17,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:17,287 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:17,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:17,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:17,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:17,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:17,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:17,855 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:18,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:18,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:18,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:18,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:18,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:18,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:18,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:18,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:18,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:18,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:18,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:19,303 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:19,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:19,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:19,461 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:19,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:19,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:19,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:19,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:19,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:20,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:20,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:20,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:20,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:20,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:20,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:20,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:20,763 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:20,925 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:20,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:20,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:20,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:20,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:21,490 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:21,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:21,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:21,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:21,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:21,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:21,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:22,245 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:22,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:22,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:22,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:22,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:22,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:22,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:23,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:23,144 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:23,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:23,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:23,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:23,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:23,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:23,714 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:23,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:23,876 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:23,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:23,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:23,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:23,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:23,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:24,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:24,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:24,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:24,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:24,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:24,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:25,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:25,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:25,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:25,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:25,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:25,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:25,899 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:26,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:26,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:26,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:26,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:26,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:26,620 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:26,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:26,777 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:26,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:26,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:26,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:26,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:27,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:27,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:27,488 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:27,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:27,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:27,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:27,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:28,069 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:28,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:28,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:28,228 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:28,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:28,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:28,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:28,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:28,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:28,822 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:28,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:28,982 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:28,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:28,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:28,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:28,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:29,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:29,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:29,703 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:29,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:29,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:29,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:29,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:30,286 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:30,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:30,445 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:30,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:30,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:30,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:30,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:30,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:31,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:31,196 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:31,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:31,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:31,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:31,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:31,783 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:31,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:31,943 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:31,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:31,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:31,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:31,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:31,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:32,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:32,708 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:32,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:32,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:32,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:32,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:33,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:33,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:33,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:33,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:33,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:34,090 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:34,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:34,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:34,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:34,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:34,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:34,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:34,902 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:35,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:35,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:35,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:35,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:35,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:35,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:35,850 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:35,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:35,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:35,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:35,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:35,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:36,451 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:36,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:36,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:36,614 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:36,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:36,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:36,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:36,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:36,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:37,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:37,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:37,385 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:37,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:37,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:37,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:37,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:37,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:38,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:38,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:38,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:38,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:38,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:38,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:38,840 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:38,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:38,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:38,999 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:38,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:38,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:38,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:39,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:39,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:39,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:39,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:39,776 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:39,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:39,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:39,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:39,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:40,374 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:40,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:40,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:40,536 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:40,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:40,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:40,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:40,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:40,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:41,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:41,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:41,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:41,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:41,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:41,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:41,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:42,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:42,069 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:42,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:42,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:42,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:42,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:42,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:42,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:42,839 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:42,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:42,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:42,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:42,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:42,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:43,448 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:43,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:43,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:43,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:43,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:43,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:44,220 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:44,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:44,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:44,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:44,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:44,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:44,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:44,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:45,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:45,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:45,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:45,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:45,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:45,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:45,976 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:45,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:45,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:45,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:45,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:45,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:46,624 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:46,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:46,792 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:46,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:46,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:46,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:46,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:46,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:47,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:47,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:47,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:47,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:47,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:47,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:47,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:48,220 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:48,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:48,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:48,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:48,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:48,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:48,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:48,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:49,008 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:49,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:49,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:49,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:49,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:49,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:49,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:49,798 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:49,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:49,970 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:49,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:49,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:49,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:49,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:50,586 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:50,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:50,756 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:50,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:50,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:50,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:50,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:50,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:51,393 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:51,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:51,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:51,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:51,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:52,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:52,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:52,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:52,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:52,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:52,974 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:53,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:53,139 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:53,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:53,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:53,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:53,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:53,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:53,760 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:53,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:53,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:53,923 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:53,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:53,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:53,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:53,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:54,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:54,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:54,701 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:54,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:54,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:54,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:54,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:54,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:55,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:55,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:55,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:55,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:55,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:55,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:56,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:56,279 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:56,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:56,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:56,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:56,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:57,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:57,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:57,066 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:57,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:57,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:57,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:57,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:57,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:57,695 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:47:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:57,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:57,861 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:57,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:57,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:57,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:57,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:58,502 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:58,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:58,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:58,670 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:58,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:47:58,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:58,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:58,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:58,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:59,303 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:47:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:47:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:47:59,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:59,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:59,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:47:59,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:00,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:00,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:00,275 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:00,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:00,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:00,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:00,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:00,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:00,904 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:01,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:01,074 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:01,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:01,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:01,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:01,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:01,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:01,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:01,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:01,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:01,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:01,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:01,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:01,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:02,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:02,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:02,714 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:02,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:02,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:02,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:02,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:02,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:03,355 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:03,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:03,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:03,529 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:03,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:03,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:03,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:03,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:04,177 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:04,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:04,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:04,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:04,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:04,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:04,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:04,983 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:05,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:05,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:05,150 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:05,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:05,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:05,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:05,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:05,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:05,854 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:06,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:06,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:06,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:06,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:06,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:06,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:06,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:06,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:06,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:06,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:06,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:06,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:07,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:07,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:07,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:07,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:07,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:07,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:08,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:08,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:08,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:08,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:08,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:08,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:09,139 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:09,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:09,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:09,310 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:09,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:09,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:09,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:09,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:09,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:09,968 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:10,139 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:10,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:10,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:10,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:10,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:10,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:10,793 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:10,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:10,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:10,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:10,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:10,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:11,656 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:11,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:11,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:11,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:11,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:12,669 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:12,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:12,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:12,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:12,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:13,361 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:13,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:13,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:13,535 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:13,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:13,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:13,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:13,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:13,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:14,214 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:14,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:14,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:14,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:14,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:14,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:14,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:15,058 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:15,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:15,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:15,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:15,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:15,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:15,913 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:16,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:16,087 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:16,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:16,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:16,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:16,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:16,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:16,801 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:16,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:16,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:16,978 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:16,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:16,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:16,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:16,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:16,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:17,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:17,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:17,829 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:17,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:17,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:17,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:17,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:17,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:18,522 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:18,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:18,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:18,693 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:18,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:18,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:18,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:18,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:19,368 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:19,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:19,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:19,542 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:19,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:19,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:19,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:19,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:19,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:20,210 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:20,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:20,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:20,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:20,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:20,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:20,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:21,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:21,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:21,239 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:21,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:21,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:21,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:21,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:21,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:21,907 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:22,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:22,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:22,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:22,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:22,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:22,784 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:22,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:22,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:22,957 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:22,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:22,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:22,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:22,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:23,645 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:23,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:23,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:23,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:23,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:23,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:23,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:24,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:24,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:24,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:24,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:24,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:25,636 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:25,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:25,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:25,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:25,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:26,321 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:26,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:26,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:26,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:26,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:26,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:27,198 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:27,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:27,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:27,376 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:27,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:27,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:27,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:27,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:27,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:28,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:28,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:28,259 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:28,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:28,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:28,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:28,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:29,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:29,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:29,137 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:29,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:29,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:29,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:29,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:29,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:29,839 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:30,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:30,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:30,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:30,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:30,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:30,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:30,895 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:30,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:30,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:30,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:30,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:31,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:31,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:31,751 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:31,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:31,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:31,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:31,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:31,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:32,452 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:32,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:32,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:32,629 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:32,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:32,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:32,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:32,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:32,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:33,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:33,526 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:33,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:33,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:33,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:33,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:33,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:34,222 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:34,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:34,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:34,408 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:34,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:34,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:34,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:34,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:35,111 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:35,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:35,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:35,289 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:35,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:35,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:35,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:35,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:35,984 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:36,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:36,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:36,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:36,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:37,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:37,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:37,115 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:37,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:37,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:37,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:37,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:37,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:38,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:38,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:38,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:38,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:38,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:38,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:38,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:38,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:38,901 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:38,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:38,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:38,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:38,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:39,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:39,871 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:39,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:39,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:39,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:39,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:39,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:40,646 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:40,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:40,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:40,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:40,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:40,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:41,561 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:41,744 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:41,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:41,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:41,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:41,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:41,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:42,461 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:42,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:42,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:42,647 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:42,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:42,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:42,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:42,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:42,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:43,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:43,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:43,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:43,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:43,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:44,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:44,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:44,444 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:44,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:44,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:44,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:44,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:45,153 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:45,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:45,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:45,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:45,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:45,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:45,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:45,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:46,036 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:46,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:46,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:46,221 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:46,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:46,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:46,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:46,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:46,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:47,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:47,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:47,113 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:47,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:47,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:47,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:47,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:47,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:47,833 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:48,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:48,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:48,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:48,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:48,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:48,730 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:48,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:48,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:48,908 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:48,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:48,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:48,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:48,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:48,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:49,641 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:49,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:49,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:49,821 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:49,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:49,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:49,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:49,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:49,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:50,553 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:50,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:50,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:50,735 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:50,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:50,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:50,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:50,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:51,467 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:51,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:51,649 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:51,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:51,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:51,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:51,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:51,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:52,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:52,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:52,586 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:52,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:52,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:52,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:52,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:52,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:53,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:53,527 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:53,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:53,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:53,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:53,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:54,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:54,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:54,463 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:54,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:54,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:54,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:54,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:55,204 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:55,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:55,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:55,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:55,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:56,132 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:56,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:56,319 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:56,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:56,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:56,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:56,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:57,116 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:48:57,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:57,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:57,294 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:57,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:57,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:57,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:57,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:57,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:58,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:58,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:48:58,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:58,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:58,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:58,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:48:59,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:59,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:48:59,115 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:48:59,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:48:59,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:59,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:59,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:48:59,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:59,848 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:00,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:00,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:00,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:00,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:00,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:00,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:00,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:00,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:00,969 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:00,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:00,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:00,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:00,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:00,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:01,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:01,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:01,905 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:01,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:01,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:01,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:01,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:02,858 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:02,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:02,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:02,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:02,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:03,621 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:03,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:03,804 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:03,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:03,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:03,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:03,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:03,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:04,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:04,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:04,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:04,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:04,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:05,488 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:05,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:05,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:05,675 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:05,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:05,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:05,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:05,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:05,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:06,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:06,608 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:06,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:06,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:06,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:06,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:06,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:07,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:07,550 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:07,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:07,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:07,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:07,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:07,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:08,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:08,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:08,511 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:08,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:08,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:08,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:08,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:08,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:09,277 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:09,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:09,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:09,460 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:09,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:09,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:09,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:09,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:09,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:10,206 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:10,388 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:10,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:10,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:10,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:10,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:10,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:11,131 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:11,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:11,315 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:11,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:11,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:11,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:11,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:12,073 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:12,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:12,258 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:12,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:12,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:12,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:12,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:13,010 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:13,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:13,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:13,195 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:13,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:13,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:13,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:13,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:13,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:14,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:14,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:14,163 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:14,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:14,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:14,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:14,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:14,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:15,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:15,157 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:15,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:15,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:15,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:15,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:15,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:16,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:16,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:16,124 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:16,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:16,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:16,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:16,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:16,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:17,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:17,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:17,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:17,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:17,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:17,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:18,051 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:18,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:18,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:18,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:18,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:19,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:19,011 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:19,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:19,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:19,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:19,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:19,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:19,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:19,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:19,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:19,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:19,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:20,743 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:20,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:20,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:20,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:20,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:20,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:20,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:21,708 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:21,894 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:21,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:21,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:21,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:21,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:21,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:21,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:22,715 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:22,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:22,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:22,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:22,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:22,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:22,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:22,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:23,678 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:23,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:23,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:23,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:23,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:24,647 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:24,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:24,834 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:24,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:24,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:24,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:24,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:24,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:25,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:25,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:25,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:25,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:25,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:25,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:25,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:26,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:26,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:26,756 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:26,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:26,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:26,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:26,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:26,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:27,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:27,730 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:27,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:27,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:27,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:27,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:27,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:28,517 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:28,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:28,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:28,708 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:28,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:28,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:28,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:28,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:28,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:29,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:29,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:29,711 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:29,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:29,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:29,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:29,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:29,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:30,491 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:30,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:30,683 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:30,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:30,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:30,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:30,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:31,487 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:31,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:31,682 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:31,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:31,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:31,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:31,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:32,485 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:32,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:32,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:32,681 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:32,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:32,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:32,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:32,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:33,485 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:33,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:33,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:33,682 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:33,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:33,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:33,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:33,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:33,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:34,485 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:34,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:34,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:34,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:34,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:34,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:34,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:34,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:35,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:35,634 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:35,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:35,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:35,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:35,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:35,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:36,429 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:36,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:36,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:36,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:36,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:36,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:36,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:37,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:37,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:37,615 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:37,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:37,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:37,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:37,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:37,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:38,408 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:38,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:38,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:38,600 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:38,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:38,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:38,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:38,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:38,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:39,397 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:39,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:39,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:39,590 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:39,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:39,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:39,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:39,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:40,433 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:40,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:40,647 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:40,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:40,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:40,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:40,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:40,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:41,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:41,634 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:41,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:41,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:41,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:41,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:41,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:42,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:42,635 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:42,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:42,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:42,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:42,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:42,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:43,433 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:43,628 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:43,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:43,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:43,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:43,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:44,441 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:44,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:44,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:44,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:44,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:44,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:45,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:45,624 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:45,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:45,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:45,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:45,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:46,432 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:46,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:46,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:46,628 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:46,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:46,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:46,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:46,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:46,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:47,633 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:47,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:47,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:47,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:47,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:47,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:48,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:48,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:48,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:48,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:48,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:48,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:49,475 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:49,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:49,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:49,669 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:49,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:49,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:49,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:49,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:50,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:50,690 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:50,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:50,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:50,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:50,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:50,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:51,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:51,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:51,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:51,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:51,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:52,529 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:52,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:52,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:52,756 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:52,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:52,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:52,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:52,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:52,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:53,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:53,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:53,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:53,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:53,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:54,603 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:54,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:54,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:54,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:54,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:54,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:55,636 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:55,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:55,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:55,833 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:55,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:55,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:55,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:55,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:55,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:56,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:56,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:56,870 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:56,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:56,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:56,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:56,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:57,723 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:57,923 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:57,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:57,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:57,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:57,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:49:58,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:58,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:58,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:49:58,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:58,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:58,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:58,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:49:59,786 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:49:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:59,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:49:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:49:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:49:59,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:59,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:59,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:49:59,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:00,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:00,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:00,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:00,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:01,795 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:01,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:01,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:01,989 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:01,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:01,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:02,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:02,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:02,834 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:03,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:03,030 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:03,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:03,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:03,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:03,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:03,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:04,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:04,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:04,055 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:04,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:04,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:04,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:04,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:04,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:05,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:05,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:05,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:05,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:05,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:05,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:05,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:05,925 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:06,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:06,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:06,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:06,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:06,962 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:07,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:07,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:07,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:07,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:08,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:08,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:08,204 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:08,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:08,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:08,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:08,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:08,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:09,032 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:09,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:09,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:09,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:09,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:09,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:09,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:10,073 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:10,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:10,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:10,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:10,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:10,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:11,358 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:11,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:11,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:11,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:11,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:11,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:12,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:12,402 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:12,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:12,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:12,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:12,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:12,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:13,251 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:13,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:13,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:13,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:13,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:13,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:13,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:14,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:14,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:14,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:14,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:15,353 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:15,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:15,550 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:15,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:15,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:15,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:15,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:15,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:16,379 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:16,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:16,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:16,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:16,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:16,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:17,423 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:17,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:17,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:17,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:17,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:17,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:18,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:18,668 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:18,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:18,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:18,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:18,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:18,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:19,515 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:19,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:19,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:19,717 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:19,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:19,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:19,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:19,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:19,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:20,571 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:20,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:20,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:20,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:20,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:20,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:20,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:21,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:21,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:21,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:21,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:21,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:22,697 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:22,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:22,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:22,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:22,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:22,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:22,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:22,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:23,787 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:23,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:23,998 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:23,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:23,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:23,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:24,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:24,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:25,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:25,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:25,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:25,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:25,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:25,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:25,916 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:26,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:26,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:26,116 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:26,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:26,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:26,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:26,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:26,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:26,972 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:27,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:27,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:27,170 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:27,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:27,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:27,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:27,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:27,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:28,014 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:28,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:28,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:28,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:28,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:28,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:29,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:29,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:29,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:29,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:29,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:30,135 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:30,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:30,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:30,338 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:30,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:30,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:30,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:30,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:30,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:31,196 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:31,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:31,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:31,399 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:31,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:31,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:31,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:31,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:31,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:32,465 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:32,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:32,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:32,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:32,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:32,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:33,363 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:33,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:33,569 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:33,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:33,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:33,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:33,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:33,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:34,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:34,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:34,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:34,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:34,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:34,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:34,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:35,510 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:35,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:35,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:35,718 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:35,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:35,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:35,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:35,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:35,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:36,594 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:36,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:36,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:36,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:36,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:36,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:36,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:37,663 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:37,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:37,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:37,863 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:37,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:37,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:37,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:37,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:37,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:38,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:38,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:38,923 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:38,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:38,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:38,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:38,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:39,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:39,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:39,990 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:39,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:39,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:39,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:40,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:40,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:40,857 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:41,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:41,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:41,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:41,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:41,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:41,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:41,943 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:42,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:42,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:42,150 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:42,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:42,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:42,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:42,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:43,034 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:43,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:43,239 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:43,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:43,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:43,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:43,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:43,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:44,124 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:44,329 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:44,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:44,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:44,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:44,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:45,215 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:45,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:45,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:45,425 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:45,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:45,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:45,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:45,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:46,301 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:46,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:46,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:46,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:46,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:46,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:46,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:47,394 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:47,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:47,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:47,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:47,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:47,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:47,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:48,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:48,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:48,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:48,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:48,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:48,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:49,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:49,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:49,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:49,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:49,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:49,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:49,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:50,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:50,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:50,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:50,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:50,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:52,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:52,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:52,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:52,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:52,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:52,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:52,929 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:53,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:53,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:53,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:53,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:53,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:54,033 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:54,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:54,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:54,240 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:54,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:54,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:54,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:54,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:54,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:55,125 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:55,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:55,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:55,334 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:55,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:55,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:55,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:55,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:55,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:56,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:56,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:56,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:56,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:56,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:56,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:56,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:57,349 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:57,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:57,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:57,562 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:50:57,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:57,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:57,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:57,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:50:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:58,680 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:58,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:58,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:58,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:58,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:58,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:50:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:50:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:59,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:50:59,787 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:50:59,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:50:59,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:59,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:59,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:50:59,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:00,689 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:00,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:00,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:00,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:00,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:00,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:01,812 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:02,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:02,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:02,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:02,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:02,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:02,925 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:03,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:03,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:03,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:03,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:04,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:04,228 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:04,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:04,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:04,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:04,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:04,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:04,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:05,124 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:05,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:05,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:05,332 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:05,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:05,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:05,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:05,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:05,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:06,239 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:06,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:06,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:06,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:06,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:06,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:06,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:07,354 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:07,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:07,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:07,562 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:07,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:07,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:07,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:07,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:07,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:08,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:08,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:08,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:08,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:08,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:09,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:09,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:09,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:09,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:09,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:09,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:10,794 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:11,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:11,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:11,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:11,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:11,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:11,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:11,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:11,924 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:12,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:12,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:12,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:12,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:12,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:12,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:12,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:13,048 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:13,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:13,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:13,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:13,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:13,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:13,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:14,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:14,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:14,419 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:14,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:14,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:14,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:14,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:14,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:15,323 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:15,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:15,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:15,529 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:15,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:15,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:15,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:15,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:16,446 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:16,656 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:16,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:16,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:16,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:16,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:17,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:17,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:17,783 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:17,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:17,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:17,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:17,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:17,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:18,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:18,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:18,923 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:18,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:18,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:18,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:18,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:18,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:20,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:20,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:20,046 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:20,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:20,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:20,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:20,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:20,976 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:21,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:21,189 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:21,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:21,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:21,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:21,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:22,113 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:22,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:22,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:22,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:22,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:22,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:23,289 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:23,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:23,502 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:23,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:23,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:23,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:23,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:24,435 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:24,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:24,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:24,651 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:24,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:24,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:24,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:24,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:24,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:25,591 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:25,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:25,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:25,810 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:25,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:25,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:25,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:25,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:25,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:26,739 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:26,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:26,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:26,949 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:26,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:26,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:26,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:26,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:27,862 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:28,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:28,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:28,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:28,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:28,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:28,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:28,995 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:29,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:29,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:29,207 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:29,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:29,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:29,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:29,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:29,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:30,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:30,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:30,366 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:30,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:30,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:30,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:30,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:30,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:31,310 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:31,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:31,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:31,524 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:31,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:31,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:31,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:31,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:31,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:32,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:32,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:32,676 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:32,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:32,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:32,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:32,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:32,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:33,610 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:33,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:33,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:33,827 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:33,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:33,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:33,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:33,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:34,770 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:34,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:34,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:34,990 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:34,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:34,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:34,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:35,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:35,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:35,943 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:36,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:36,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:36,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:36,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:36,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:36,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:37,123 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:37,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:37,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:37,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:37,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:37,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:37,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:38,282 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:38,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:38,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:38,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:38,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:38,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:39,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:39,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:39,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:39,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:39,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:39,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:40,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:40,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:40,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:40,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:40,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:40,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:41,747 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:41,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:41,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:41,963 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:41,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:41,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:41,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:41,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:41,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:42,927 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:43,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:43,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:43,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:43,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:43,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:44,092 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:44,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:44,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:44,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:44,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:44,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:44,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:44,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:45,253 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:45,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:45,472 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:45,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:45,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:45,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:45,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:45,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:46,429 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:46,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:46,647 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:46,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:46,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:46,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:46,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:46,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:47,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:47,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:47,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:47,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:48,787 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:49,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:49,006 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:49,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:49,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:49,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:49,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:49,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:49,963 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:50,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:50,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:50,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:50,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:50,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:50,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:51,154 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:51,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:51,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:51,368 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:51,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:51,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:51,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:51,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:51,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:52,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:52,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:52,562 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:52,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:52,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:52,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:52,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:52,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:53,547 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:53,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:53,764 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:53,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:53,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:53,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:53,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:54,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:54,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:54,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:54,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:54,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:55,912 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:56,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:56,127 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:56,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:56,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:56,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:56,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:57,105 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:57,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:57,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:51:57,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:57,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:57,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:57,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:58,286 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:51:58,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:58,503 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:58,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:58,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:58,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:58,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:58,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:51:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:51:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:51:59,697 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:51:59,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:51:59,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:59,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:59,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:51:59,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:00,685 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:00,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:00,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:00,908 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:00,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:00,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:00,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:00,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:00,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:02,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:02,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:02,104 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:02,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:02,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:02,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:02,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:02,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:03,094 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:03,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:03,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:03,311 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:03,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:03,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:03,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:03,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:03,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:04,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:04,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:04,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:04,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:05,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:05,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:05,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:05,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:05,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:06,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:06,861 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:06,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:06,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:06,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:06,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:06,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:07,849 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:08,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:08,068 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:08,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:08,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:08,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:08,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:08,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:09,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:09,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:09,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:09,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:09,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:10,250 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:10,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:10,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:10,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:10,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:10,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:11,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:11,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:11,682 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:11,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:11,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:11,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:11,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:11,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:12,704 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:12,929 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:12,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:12,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:12,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:12,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:12,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:14,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:14,146 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:14,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:14,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:14,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:14,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:14,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:15,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:15,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:15,369 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:15,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:15,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:15,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:15,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:15,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:16,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:16,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:16,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:16,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:16,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:17,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:17,766 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:17,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:17,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:17,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:17,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:17,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:18,757 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:18,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:18,978 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:18,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:18,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:18,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:18,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:18,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:19,963 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:20,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:20,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:20,185 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:20,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:20,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:20,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:20,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:20,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:21,190 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:21,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:21,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:21,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:21,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:21,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:21,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:21,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:22,439 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:22,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:22,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:22,690 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:22,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:22,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:22,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:22,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:23,713 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:23,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:23,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:23,941 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:23,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:23,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:23,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:23,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:23,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:25,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:25,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:25,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:25,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:26,183 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:26,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:26,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:26,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:26,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:26,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:26,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:27,412 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:27,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:27,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:27,634 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:27,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:27,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:27,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:27,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:28,619 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:28,839 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:28,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:28,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:28,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:28,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:29,829 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:30,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:30,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:30,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:30,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:30,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:30,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:31,089 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:31,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:31,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:31,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:31,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:31,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:32,374 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:32,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:32,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:32,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:32,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:32,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:33,600 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:33,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:33,833 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:33,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:33,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:33,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:33,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:34,839 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:35,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:35,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:35,066 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:35,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:35,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:35,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:35,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:35,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:36,065 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:36,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:36,292 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:36,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:36,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:36,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:36,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:36,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:37,301 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:37,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:37,530 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:37,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:37,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:37,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:37,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:37,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:38,542 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:38,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:38,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:38,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:38,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:38,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:39,735 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:39,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:39,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:39,951 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:39,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:39,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:39,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:39,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:40,881 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:41,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:41,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:41,104 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:41,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:41,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:41,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:41,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:41,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:42,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:42,239 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:42,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:42,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:42,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:42,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:42,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:43,181 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:43,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:43,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:43,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:43,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:44,329 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:44,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:44,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:44,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:44,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:44,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:44,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:45,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:45,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:45,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:45,720 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:45,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:45,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:45,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:45,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:45,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:46,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:46,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:46,901 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:46,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:46,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:46,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:46,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:46,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:48,068 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:48,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:48,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:48,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:48,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:48,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:49,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:49,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:49,218 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:49,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:49,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:49,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:49,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:49,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:50,158 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:50,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:50,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:50,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:50,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:50,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:50,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:50,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:51,333 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:51,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:51,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:51,552 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:51,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:51,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:51,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:51,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:51,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:52,716 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:52,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:52,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:52,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:52,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:53,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:53,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:53,886 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:53,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:53,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:53,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:53,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:55,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:55,061 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:55,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:55,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:55,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:55,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:56,039 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:56,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:56,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:56,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:56,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:56,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:56,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:57,200 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:52:57,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:57,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:57,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:57,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:57,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:58,627 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:52:58,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:58,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:58,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:58,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:52:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:52:59,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:52:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:52:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:52:59,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:59,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:59,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:52:59,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:00,956 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:01,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:01,189 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:01,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:01,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:01,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:01,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:02,247 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:02,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:02,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:02,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:02,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:02,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:03,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:03,790 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:03,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:03,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:03,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:03,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:05,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:05,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:05,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:05,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:05,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:06,152 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:06,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:06,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:06,384 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:06,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:06,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:06,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:06,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:06,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:07,413 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:07,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:07,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:07,651 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:07,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:07,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:07,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:07,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:07,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:08,718 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:08,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:08,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:08,961 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:08,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:08,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:08,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:08,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:08,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:10,022 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:10,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:10,258 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:10,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:10,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:10,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:10,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:11,331 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:11,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:11,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:11,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:11,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:11,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:11,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:12,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:12,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:12,893 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:12,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:12,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:12,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:12,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:14,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:14,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:14,229 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:14,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:14,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:14,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:14,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:14,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:15,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:15,516 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:15,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:15,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:15,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:15,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:16,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:16,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:16,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:16,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:16,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:16,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:17,896 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:18,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:18,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:18,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:18,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:18,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:18,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:19,212 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:19,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:19,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:19,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:19,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:19,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:19,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:20,558 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:20,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:20,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:20,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:20,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:20,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:20,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:22,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:22,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:22,097 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:22,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:22,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:22,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:22,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:22,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:23,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:23,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:23,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:23,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:23,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:23,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:24,515 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:24,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:24,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:24,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:24,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:24,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:24,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:26,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:26,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:26,054 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:26,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:26,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:26,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:26,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:26,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:27,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:27,385 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:27,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:27,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:27,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:27,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:27,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:28,460 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:28,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:28,708 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:28,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:28,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:28,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:28,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:28,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:30,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:30,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:30,023 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:30,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:30,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:30,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:30,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:30,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:31,397 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:31,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:31,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:31,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:31,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:31,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:32,543 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:32,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:32,829 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:32,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:32,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:32,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:32,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:32,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:34,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:34,282 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:34,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:34,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:34,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:34,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:34,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:35,686 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:35,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:35,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:35,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:35,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:36,824 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:37,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:37,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:37,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:37,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:37,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:38,209 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:38,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:38,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:38,462 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:38,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:38,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:38,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:38,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:39,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:39,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:39,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:39,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:40,989 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:41,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:41,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:41,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:41,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:41,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:41,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:42,393 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:42,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:42,635 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:42,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:42,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:42,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:42,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:42,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:43,714 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:43,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:43,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:43,956 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:43,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:43,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:43,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:43,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:43,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:45,062 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:45,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:45,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:45,297 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:45,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:45,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:45,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:45,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:45,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:46,396 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:46,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:46,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:46,638 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:46,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:46,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:46,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:46,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:46,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:47,746 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:47,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:47,991 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:47,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:47,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:47,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:48,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:48,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:48,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:49,073 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:49,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:49,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:49,322 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:49,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:49,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:49,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:49,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:49,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:50,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:50,668 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:50,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:50,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:50,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:50,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:50,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:51,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:52,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:52,003 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:52,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:52,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:52,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:52,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:52,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:53,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:53,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:53,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:53,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:53,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:54,685 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:54,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:54,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:54,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:54,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:54,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:55,762 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:53:55,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:55,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:55,990 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:55,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:55,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:55,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:56,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:56,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:57,082 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:57,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:57,309 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:57,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:57,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:57,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:57,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:58,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:58,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:58,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:53:58,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:58,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:58,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:58,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:53:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:53:59,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:59,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:53:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:53:59,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:53:59,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:59,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:59,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:53:59,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:00,969 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:01,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:01,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:01,212 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:01,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:01,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:01,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:01,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:02,325 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:02,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:02,568 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:02,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:02,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:02,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:02,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:02,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:03,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:03,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:03,945 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:03,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:03,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:03,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:03,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:03,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:05,069 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:05,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:05,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:05,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:05,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:05,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:06,438 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:06,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:06,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:06,676 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:06,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:06,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:06,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:06,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:06,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:08,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:08,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:08,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:08,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:09,171 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:09,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:09,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:09,418 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:09,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:09,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:09,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:09,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:09,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:10,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:10,787 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:10,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:10,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:10,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:10,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:10,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:12,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:12,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:12,124 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:12,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:12,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:12,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:12,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:12,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:13,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:13,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:13,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:13,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:13,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:14,582 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:14,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:14,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:14,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:14,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:14,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:16,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:16,157 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:16,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:16,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:16,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:16,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:16,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:17,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:17,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:17,485 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:17,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:17,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:17,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:17,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:17,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:18,593 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:18,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:18,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:18,843 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:18,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:18,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:18,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:18,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:18,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:20,192 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:20,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:20,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:20,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:20,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:20,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:21,313 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:21,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:21,554 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:21,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:21,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:21,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:21,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:21,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:22,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:22,899 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:22,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:22,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:22,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:22,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:22,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:24,031 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:24,285 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:24,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:24,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:24,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:24,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:25,408 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:25,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:25,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:25,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:25,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:26,797 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:27,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:27,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:27,044 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:27,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:27,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:27,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:27,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:27,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:28,169 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:28,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:28,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:28,425 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:28,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:28,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:28,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:28,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:28,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:29,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:29,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:29,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:29,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:29,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:29,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:31,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:31,188 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:31,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:31,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:31,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:31,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:31,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:32,328 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:32,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:32,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:32,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:32,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:32,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:32,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:33,711 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:33,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:33,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:33,959 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:33,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:33,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:33,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:33,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:33,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:35,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:35,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:35,317 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:35,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:35,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:35,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:35,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:36,462 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:36,705 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:36,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:36,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:36,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:36,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:38,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:38,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:38,042 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:38,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:38,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:38,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:38,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:39,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:39,414 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:39,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:39,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:39,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:39,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:39,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:40,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:40,747 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:40,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:40,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:40,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:40,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:40,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:41,900 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:42,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:42,152 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:42,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:42,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:42,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:42,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:42,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:43,297 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:43,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:43,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:43,546 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:43,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:43,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:43,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:43,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:43,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:44,675 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:44,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:44,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:44,912 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:44,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:44,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:44,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:44,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:44,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:46,020 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:46,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:46,280 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:46,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:46,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:46,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:46,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:46,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:47,431 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:47,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:47,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:47,676 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:47,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:47,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:47,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:47,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:47,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:49,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:49,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:49,047 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:49,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:49,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:49,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:49,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:49,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:50,154 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:50,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:50,398 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:50,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:50,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:50,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:50,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:50,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:51,531 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:51,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:51,786 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:51,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:51,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:51,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:51,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:51,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:52,972 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:53,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:53,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:53,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:53,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:53,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:54,375 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:54,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:54,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:54,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:54,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:54,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:55,768 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:56,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:56,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:56,028 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:56,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:56,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:56,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:56,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:56,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:54:57,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:57,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:57,521 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:57,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:54:57,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:57,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:57,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:57,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:54:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:54:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:58,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:54:58,924 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:54:58,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:54:58,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:58,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:58,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:54:58,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:00,099 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:00,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:00,349 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:00,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:00,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:00,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:00,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:00,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:01,482 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:01,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:01,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:01,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:01,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:01,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:02,937 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:03,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:03,193 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:03,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:03,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:03,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:03,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:03,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:04,354 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:04,607 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:04,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:04,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:04,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:04,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:04,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:05,793 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:06,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:06,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:06,075 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:06,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:06,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:06,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:06,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:06,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:07,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:07,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:07,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:07,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:07,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:07,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:08,682 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:08,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:08,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:08,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:08,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:08,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:08,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:10,060 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:10,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:10,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:10,308 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:10,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:10,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:10,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:10,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:10,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:11,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:11,682 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:11,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:11,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:11,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:11,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:11,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:12,830 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:13,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:13,075 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:13,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:13,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:13,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:13,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:14,262 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:14,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:14,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:14,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:14,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:14,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:14,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:14,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:15,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:15,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:15,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:15,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:15,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:15,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:15,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:17,052 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:17,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:17,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:17,312 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:17,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:17,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:17,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:17,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:18,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:18,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:18,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:18,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:18,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:18,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:19,901 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:20,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:20,144 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:20,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:20,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:20,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:20,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:21,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:21,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:21,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:21,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:21,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:22,752 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:23,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:23,001 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:23,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:23,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:23,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:23,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:23,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:24,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:24,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:24,408 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:24,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:24,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:24,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:24,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:24,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:25,570 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:25,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:25,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:25,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:25,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:27,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:27,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:27,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:27,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:27,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:27,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:28,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:28,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:28,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:28,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:28,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:30,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:30,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:30,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:30,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:30,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:30,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:31,238 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:31,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:31,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:31,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:31,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:31,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:31,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:32,660 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:32,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:32,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:32,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:32,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:32,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:34,061 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:34,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:34,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:34,322 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:34,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:34,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:34,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:34,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:34,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:35,481 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:35,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:35,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:35,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:35,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:35,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:35,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:35,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:36,865 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:37,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:37,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:37,112 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:37,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:37,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:37,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:37,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:37,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:38,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:38,513 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:38,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:38,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:38,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:38,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:38,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:39,681 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:39,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:39,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:39,936 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:39,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:39,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:39,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:39,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:39,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:41,104 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:41,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:41,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:41,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:41,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:41,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:42,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:42,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:42,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:42,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:42,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:44,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:44,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:44,195 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:44,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:44,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:44,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:44,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:45,347 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:45,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:45,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:45,595 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:45,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:45,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:45,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:45,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:47,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:47,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:47,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:47,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:47,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:47,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:48,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:48,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:48,428 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:48,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:48,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:48,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:48,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:49,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:49,859 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:49,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:49,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:49,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:49,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:49,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:51,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:51,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:51,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:51,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:51,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:52,425 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:52,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:52,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:52,695 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:52,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:52,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:52,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:52,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:52,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:54,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:54,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:54,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:54,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:55,349 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:55,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:55,602 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:55,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:55,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:55,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:55,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:55,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:56,782 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:57,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:57,033 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:57,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:55:57,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:57,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:57,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:57,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:58,207 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:55:58,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:58,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:58,459 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:58,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:58,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:58,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:58,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:58,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:55:59,659 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:55:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:55:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:55:59,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:55:59,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:59,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:59,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:55:59,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:01,095 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:01,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:01,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:01,345 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:01,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:01,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:01,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:01,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:01,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:02,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:02,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:02,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:02,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:02,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:02,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:02,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:04,005 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:04,267 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:04,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:04,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:04,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:04,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:05,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:05,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:05,711 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:05,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:05,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:05,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:05,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:05,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:06,903 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:07,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:07,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:07,163 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:07,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:07,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:07,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:07,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:08,594 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:08,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:08,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:08,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:08,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:08,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:09,805 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:10,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:10,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:10,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:10,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:10,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:10,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:11,270 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:11,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:11,522 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:11,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:11,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:11,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:11,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:11,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:12,721 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:12,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:12,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:12,985 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:12,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:12,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:12,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:12,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:12,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:14,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:14,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:14,472 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:14,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:14,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:14,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:14,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:14,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:15,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:15,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:15,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:15,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:15,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:15,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:17,236 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:17,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:17,495 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:17,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:17,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:17,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:17,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:18,712 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:18,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:18,970 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:18,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:18,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:18,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:18,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:18,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:20,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:20,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:20,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:20,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:20,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:21,742 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:22,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:22,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:22,012 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:22,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:22,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:22,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:22,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:22,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:23,264 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:23,532 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:23,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:23,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:23,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:23,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:23,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:24,745 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:25,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:25,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:25,012 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:25,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:25,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:25,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:25,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:25,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:26,236 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:26,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:26,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:26,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:26,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:27,727 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:27,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:27,995 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:27,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:27,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:27,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:28,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:28,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:29,271 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:29,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:29,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:29,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:29,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:29,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:30,741 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:31,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:31,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:31,005 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:31,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:31,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:31,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:31,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:31,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:32,236 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:32,496 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:32,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:32,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:32,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:32,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:33,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:33,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:33,995 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:33,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:33,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:33,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:34,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:34,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:35,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:35,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:35,518 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:35,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:35,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:35,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:35,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:35,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:37,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:37,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:37,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:37,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:37,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:37,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:38,256 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:38,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:38,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:38,528 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:38,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:38,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:38,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:38,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:38,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:40,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:40,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:40,091 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:40,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:40,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:40,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:40,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:40,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:41,378 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:41,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:41,665 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:41,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:41,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:41,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:41,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:41,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:43,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:43,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:43,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:43,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:43,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:44,517 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:44,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:44,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:44,791 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:44,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:44,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:44,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:44,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:44,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:46,064 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:46,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:46,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:46,357 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:46,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:46,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:46,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:46,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:47,643 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:47,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:47,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:47,915 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:47,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:47,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:47,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:47,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:49,223 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:49,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:49,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:49,504 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:49,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:49,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:49,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:49,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:49,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:51,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:51,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:51,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:51,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:51,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:51,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:52,367 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:52,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:52,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:52,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:52,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:52,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:52,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:54,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:54,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:54,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:54,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:54,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:55,555 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:55,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:55,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:55,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:55,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:55,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:55,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:57,138 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:56:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:57,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:56:57,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:57,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:57,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:57,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:58,676 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:56:58,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:58,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:56:58,948 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:56:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:56:58,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:58,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:58,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:56:58,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:00,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:00,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:00,493 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:00,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:00,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:00,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:00,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:01,779 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:02,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:02,054 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:02,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:02,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:02,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:02,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:02,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:03,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:03,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:03,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:03,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:03,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:03,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:04,918 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:05,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:05,180 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:05,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:05,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:05,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:05,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:05,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:06,447 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:06,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:06,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:06,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:06,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:07,996 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:08,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:08,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:08,270 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:08,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:08,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:08,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:08,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:08,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:09,519 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:09,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:09,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:09,775 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:09,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:09,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:09,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:09,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:09,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:11,060 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:11,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:11,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:11,336 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:11,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:11,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:11,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:11,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:12,596 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:12,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:12,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:12,868 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:12,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:12,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:12,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:12,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:12,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:14,152 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:14,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:14,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:14,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:14,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:14,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:14,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:15,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:15,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:15,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:15,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:15,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:17,275 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:17,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:17,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:17,544 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:17,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:17,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:17,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:17,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:17,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:19,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:19,087 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:19,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:19,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:19,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:19,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:19,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:20,335 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:20,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:20,601 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:20,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:20,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:20,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:20,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:21,878 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:22,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:22,153 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:22,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:22,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:22,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:22,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:22,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:23,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:23,700 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:23,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:23,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:23,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:23,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:23,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:24,946 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:25,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:25,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:25,210 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:25,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:25,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:25,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:25,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:26,490 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:26,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:26,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:26,753 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:26,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:26,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:26,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:26,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:26,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:28,041 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:28,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:28,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:28,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:28,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:28,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:29,576 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:29,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:29,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:29,847 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:29,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:29,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:29,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:29,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:29,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:31,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:31,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:31,352 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:31,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:57:31,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:31,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:31,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:31,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:32,649 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:57:32,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:32,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 57 transitions. [2021-11-25 07:57:32,921 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-11-25 07:57:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:57:32,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:32,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:32,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:57:32,936 INFO L286 TraceCheckSpWp]: Computing forward predicates...