./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/TerminatorRec02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 744c3d26555bbd53a7a0d9e7c64efe010ba06d0f67ec9ca21eb74ed1148222d3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:42:36,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:42:36,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:42:36,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:42:36,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:42:36,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:42:36,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:42:36,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:42:36,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:42:36,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:42:36,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:42:36,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:42:36,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:42:36,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:42:36,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:42:36,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:42:36,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:42:36,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:42:36,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:42:36,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:42:36,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:42:36,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:42:36,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:42:36,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:42:36,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:42:36,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:42:36,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:42:36,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:42:36,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:42:36,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:42:36,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:42:36,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:42:36,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:42:36,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:42:36,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:42:36,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:42:36,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:42:36,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:42:36,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:42:36,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:42:36,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:42:36,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 05:42:36,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:42:36,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:42:36,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:42:36,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:42:36,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:42:36,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:42:36,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:42:36,863 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:42:36,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:42:36,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:42:36,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:42:36,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:42:36,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:42:36,871 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:42:36,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:42:36,872 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:42:36,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:42:36,872 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:42:36,873 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:42:36,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:42:36,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:42:36,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:42:36,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:42:36,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:42:36,874 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:42:36,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:42:36,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:42:36,875 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_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 744c3d26555bbd53a7a0d9e7c64efe010ba06d0f67ec9ca21eb74ed1148222d3 [2021-11-21 05:42:37,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:42:37,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:42:37,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:42:37,248 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:42:37,249 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:42:37,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-numeric/TerminatorRec02.c [2021-11-21 05:42:37,326 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/data/433df6b59/47f608605a3744f08b902730d39fbf43/FLAGf5956e6a8 [2021-11-21 05:42:37,944 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:42:37,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/sv-benchmarks/c/termination-numeric/TerminatorRec02.c [2021-11-21 05:42:37,956 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/data/433df6b59/47f608605a3744f08b902730d39fbf43/FLAGf5956e6a8 [2021-11-21 05:42:38,294 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/data/433df6b59/47f608605a3744f08b902730d39fbf43 [2021-11-21 05:42:38,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:42:38,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:42:38,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:42:38,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:42:38,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:42:38,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56944d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38, skipping insertion in model container [2021-11-21 05:42:38,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:42:38,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:42:38,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:42:38,534 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:42:38,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:42:38,563 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:42:38,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38 WrapperNode [2021-11-21 05:42:38,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:42:38,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:42:38,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:42:38,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:42:38,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,594 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-21 05:42:38,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:42:38,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:42:38,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:42:38,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:42:38,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:42:38,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:42:38,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:42:38,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:42:38,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:42:38,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:42:38,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:42:38,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0ae554-c745-4526-ae2a-497f60322cf2/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:42:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure fact [2021-11-21 05:42:38,689 INFO L138 BoogieDeclarations]: Found implementation of procedure fact [2021-11-21 05:42:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:42:38,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:42:38,743 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:42:38,745 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:42:38,877 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:42:38,891 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:42:38,891 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:42:38,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:42:38 BoogieIcfgContainer [2021-11-21 05:42:38,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:42:38,896 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:42:38,896 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:42:38,909 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:42:38,909 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:42:38" (1/1) ... [2021-11-21 05:42:38,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:42:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:38,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2021-11-21 05:42:38,992 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2021-11-21 05:42:38,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:42:38,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:38,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:39,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:39,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:39,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 28 transitions. [2021-11-21 05:42:39,274 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-21 05:42:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:42:39,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:39,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:39,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:39,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:39,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 27 transitions. [2021-11-21 05:42:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-21 05:42:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:42:39,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:39,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:39,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:39,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 22 transitions. [2021-11-21 05:42:39,687 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-21 05:42:39,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:42:39,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:39,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:39,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 05:42:39,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:40,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:40,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 29 transitions. [2021-11-21 05:42:40,283 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-21 05:42:40,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:42:40,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:40,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:40,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 05:42:40,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:40,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:40,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 31 transitions. [2021-11-21 05:42:40,697 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2021-11-21 05:42:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:42:40,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:40,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:40,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 05:42:40,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:40,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:42:41,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 34 transitions. [2021-11-21 05:42:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2021-11-21 05:42:41,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:42:41,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:41,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:41,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 05:42:41,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:41,296 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:42:41,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:41,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 33 transitions. [2021-11-21 05:42:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2021-11-21 05:42:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:41,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:41,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:41,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:41,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:42,113 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:43,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:43,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 49 transitions. [2021-11-21 05:42:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-11-21 05:42:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:43,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:43,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:43,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:43,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:45,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:45,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:45,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:45,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:45,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:45,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:45,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:45,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:45,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:45,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:45,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:45,640 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:45,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:45,660 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:45,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:45,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:45,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:45,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:45,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:45,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:45,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:45,865 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:45,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:45,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:45,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:45,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:46,046 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:46,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:46,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:46,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:46,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:46,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:46,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:46,223 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:46,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:46,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:46,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:46,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:46,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:46,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:46,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:46,432 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:46,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:46,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:46,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:46,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:46,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:46,656 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:46,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:46,672 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:46,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:46,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:46,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:46,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:46,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:46,874 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:46,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:46,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:46,888 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:46,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:46,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:46,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:46,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:46,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:47,032 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:47,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:47,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:47,050 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:47,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:47,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:47,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:47,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:47,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:47,228 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:47,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:47,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:47,241 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:47,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:47,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:47,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:47,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:47,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:47,416 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:47,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:47,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:47,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:47,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:47,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:47,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:47,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:47,598 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:47,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:47,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:47,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:47,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:47,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:47,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:47,756 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:47,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:47,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:47,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:47,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:47,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:47,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:47,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:47,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:47,946 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:47,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:47,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:47,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:47,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:47,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:48,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:48,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:48,070 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:48,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:48,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:48,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:48,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:48,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:48,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:48,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:48,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:48,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:48,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:48,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:48,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:48,833 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:49,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:49,465 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:49,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:49,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:49,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:49,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:49,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:49,651 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:49,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:49,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:49,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:49,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 05:42:49,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:50,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:50,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:50,504 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:50,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:50,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:50,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:50,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:50,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:50,654 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:50,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:50,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:50,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:50,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:50,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:50,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:50,834 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:50,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:50,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:50,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:50,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:50,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:50,989 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:51,009 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:51,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:51,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:51,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:51,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:51,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:51,316 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:51,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:51,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:51,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:51,488 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:51,497 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:51,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:51,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:51,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:51,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:51,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:51,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:51,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:51,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:51,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:51,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:51,943 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:51,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:51,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:51,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:51,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:52,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:52,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:52,085 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:52,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:52,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:52,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:52,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:52,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:52,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:52,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:52,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:52,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:52,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:52,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:52,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:52,475 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:52,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:52,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:52,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:52,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:52,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:52,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:52,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:52,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:52,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:52,880 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:52,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:52,904 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:52,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:52,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:52,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:52,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:52,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:53,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:53,113 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:53,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:53,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:53,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:53,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:53,250 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:53,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:53,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:53,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:53,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:53,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:53,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:53,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:53,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:53,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:53,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:53,645 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:53,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:53,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:53,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:53,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:53,785 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:53,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:53,797 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:53,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:53,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:53,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:53,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:53,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:53,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:54,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:54,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:54,153 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:54,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:54,165 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:54,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:54,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:54,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:54,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:54,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:54,319 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:54,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:54,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:54,330 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:54,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:54,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:54,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:54,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:54,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:54,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:54,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:54,457 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:54,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:54,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:54,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:54,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:54,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:54,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:54,602 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:54,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:54,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:54,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:54,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:54,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:54,749 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:54,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:54,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:54,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:54,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:54,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:55,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:55,050 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:55,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:55,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:55,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:55,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:55,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:55,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:55,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:55,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:55,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:55,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:55,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:55,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:55,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:55,559 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:55,571 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:55,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:55,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:55,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:55,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:55,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:55,760 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:55,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:55,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:55,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:55,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:55,881 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:55,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:55,903 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:55,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:55,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:55,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:55,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:56,050 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:56,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:56,065 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:56,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:56,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:56,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:56,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:56,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:56,270 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:56,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:56,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:56,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:56,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:56,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:56,473 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:56,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:56,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:56,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:56,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:56,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:56,649 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:56,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:56,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:56,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:56,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:56,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:56,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:56,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:56,855 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:56,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:56,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:56,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:56,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:56,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:56,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:56,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:57,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:57,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:57,209 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:57,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:57,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:57,220 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:57,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:57,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:57,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:57,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:57,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:57,335 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:57,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:57,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:57,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:57,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:57,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:57,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:57,512 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:57,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:57,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:57,521 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:57,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:57,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:57,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 05:42:57,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:57,808 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:57,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:57,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:57,974 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:57,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:57,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:57,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:57,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:57,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:58,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:58,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:58,172 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:58,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:58,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:58,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:58,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:58,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:58,349 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:58,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:58,359 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:58,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:58,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:58,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:58,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:58,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:58,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:58,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:58,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:58,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:58,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:58,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:58,739 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:58,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:58,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:58,750 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:58,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:58,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:58,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:58,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:58,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:58,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:58,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:58,915 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:58,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:58,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:58,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:58,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:58,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:42:59,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:59,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:59,111 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:59,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:59,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:59,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:59,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:59,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:59,215 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:59,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:59,224 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:59,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:59,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:59,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:59,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:59,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:59,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:59,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:59,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:59,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:59,504 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:59,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:59,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:59,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:59,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:59,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:59,660 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:42:59,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:59,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:59,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:59,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:59,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:59,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:59,834 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:42:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:59,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:59,844 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:59,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:59,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:59,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:59,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:42:59,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:42:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:42:59,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:42:59,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:59,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:59,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:42:59,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:43:00,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:00,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:00,150 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:00,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:00,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:00,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:00,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:00,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:00,281 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:00,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:00,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:00,290 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:00,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:00,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:00,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:00,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:00,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:00,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:00,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:00,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:00,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:00,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:00,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:00,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:01,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:01,335 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:01,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:01,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:01,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:01,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:01,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:01,518 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:43:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:01,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:01,530 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:01,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:01,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:01,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:01,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:01,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:01,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:01,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:01,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:01,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:01,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:01,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:01,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:01,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:01,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:01,779 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:01,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:01,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:01,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:01,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:01,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:01,911 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:01,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:01,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:01,919 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:01,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:01,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:01,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:01,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:01,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:02,093 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:43:02,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:02,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:02,107 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:02,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:02,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:02,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:02,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:02,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:43:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:02,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:02,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:02,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 05:43:02,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:02,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:02,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:02,707 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:02,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:02,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:02,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:02,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:02,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:43:02,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:02,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:02,891 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:02,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:02,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:02,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:02,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:03,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:03,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:03,032 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:03,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:03,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:03,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:03,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:03,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:03,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:03,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:03,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:03,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:03,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:43:03,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:03,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:03,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:03,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:03,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:03,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:03,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:03,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:03,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:03,554 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:03,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:03,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:03,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:03,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:03,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:03,714 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:03,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:03,725 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:03,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:03,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:03,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:03,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:03,871 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:03,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:03,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:03,884 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:03,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:03,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:03,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:03,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:04,142 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:04,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:04,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:04,310 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:04,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:04,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:04,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:04,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:04,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:04,511 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:43:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:04,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:04,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:04,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 05:43:04,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:04,816 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:43:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:04,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:04,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:04,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:04,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:04,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:05,135 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:43:05,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:05,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:05,153 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:05,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:05,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:05,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:05,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:05,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:05,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:05,287 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:05,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:05,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:05,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:05,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:05,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:05,466 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:43:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:05,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:05,475 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:05,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:05,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:05,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:05,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:43:05,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:43:05,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:05,660 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:05,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:05,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:05,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:05,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:05,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:05,813 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:05,830 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:05,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:05,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:05,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:05,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:05,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:05,978 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:06,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:06,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:06,184 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:06,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:06,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:06,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:06,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:06,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:06,331 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:06,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:06,342 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:06,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:06,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:06,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:06,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:06,497 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:06,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:06,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:06,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:06,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:06,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:43:06,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:06,781 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:06,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:06,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:06,964 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:06,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:06,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:06,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:06,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:06,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:07,200 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:07,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:07,371 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:07,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:07,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:07,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:07,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:07,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:07,603 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:07,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:07,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:07,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:07,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:07,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:07,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:07,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:08,037 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:08,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:08,242 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:08,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:08,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:08,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:08,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:08,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:08,560 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:08,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:08,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:08,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:08,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:08,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:09,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:09,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:09,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:09,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:09,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:09,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:09,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:09,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:09,701 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:09,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:09,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:09,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:09,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:09,976 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:10,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:10,170 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:10,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:10,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:10,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:10,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:10,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:10,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:10,608 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:10,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:10,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:10,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:10,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:10,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:10,888 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:11,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:11,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:11,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:11,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:11,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:11,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:11,313 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:11,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:11,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:11,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:11,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:11,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:11,902 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:11,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:11,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:11,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:11,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:11,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:12,169 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:12,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:12,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:12,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:12,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:12,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:12,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:12,675 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:12,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:12,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:12,882 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:12,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:12,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:12,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:12,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:12,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:13,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:13,355 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:13,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:13,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:13,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:13,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:13,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:13,566 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:13,753 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:13,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:13,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:13,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:13,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:14,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:14,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:14,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:14,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:14,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:14,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:14,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:14,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:14,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:14,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:14,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:14,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:14,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:14,860 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:15,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:15,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:15,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:15,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:15,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:15,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:15,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:15,268 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:15,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:15,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:15,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:15,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:15,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:15,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:15,697 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:15,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:15,881 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:15,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:15,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:15,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:15,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:16,114 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:16,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:16,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:16,269 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:16,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:16,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:16,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:16,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:16,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:16,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:16,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:16,661 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:16,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:16,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:16,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:16,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:16,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:17,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:17,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:17,092 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:17,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:17,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:17,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:17,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:17,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:17,323 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:17,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:17,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:17,484 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:17,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:17,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:17,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:17,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:17,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:17,700 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:17,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:17,869 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:17,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:17,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:17,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:17,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:17,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:18,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:18,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:18,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:18,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:18,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:18,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:18,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:18,703 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:18,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:18,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:18,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:18,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:18,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:18,917 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:19,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:19,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:19,102 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:19,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:19,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:19,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:19,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:19,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:19,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:19,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:19,500 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:19,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:19,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:19,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:19,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:19,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:19,727 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:19,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:19,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:19,909 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:19,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:19,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:19,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:19,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:19,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:20,159 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:20,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:20,325 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:20,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:20,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:20,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:20,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:20,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:20,546 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:20,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:20,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:20,717 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:20,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:20,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:20,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:20,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:20,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:21,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:21,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:21,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:21,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:21,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:21,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:21,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:21,525 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:21,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:21,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:21,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:21,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:21,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:21,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:21,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:21,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:22,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:22,339 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:22,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:22,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:22,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:22,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:22,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:22,620 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:22,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:22,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:22,814 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:22,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:22,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:22,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:22,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:22,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:23,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:23,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:23,316 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:23,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:23,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:23,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:23,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:23,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:23,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:23,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:23,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:23,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:23,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:24,079 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:24,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:24,276 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:24,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:24,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:24,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:24,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:24,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:24,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:24,742 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:24,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:24,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:24,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:24,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:24,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:24,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:24,980 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:25,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:25,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:25,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:25,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:25,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:25,494 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:25,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:25,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:25,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:25,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:25,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:26,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:26,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:26,174 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:26,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:26,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:26,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:26,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:26,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:26,465 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:26,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:26,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:26,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:26,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:26,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:27,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:27,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:27,128 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:27,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:27,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:27,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:27,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:27,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:27,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:27,551 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:27,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:27,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:27,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:27,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:27,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:27,833 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:28,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:28,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:28,100 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:28,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:28,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:28,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:28,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:28,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:28,401 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:28,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:28,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:28,592 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:28,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:28,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:28,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:28,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:28,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:28,850 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:29,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:29,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:29,041 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:29,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:29,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:29,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:29,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:29,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:29,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:29,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:29,497 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:29,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:29,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:29,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:29,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:29,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:29,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:29,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:29,984 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:29,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:29,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:29,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:29,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:30,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:30,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:30,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:30,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:30,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:30,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:30,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:30,739 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:30,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:30,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:30,952 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:30,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:30,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:30,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:30,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:30,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:31,207 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:31,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:31,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:31,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:31,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:31,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:31,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:31,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:31,930 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:31,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:31,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:31,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:31,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:31,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:32,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:32,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:32,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:32,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:32,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:32,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:32,906 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:33,114 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:33,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:33,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:33,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:33,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:33,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:33,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:33,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:33,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:33,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:33,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:33,828 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:34,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:34,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:34,053 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:34,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:34,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:34,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:34,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:34,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:34,314 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:34,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:34,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:34,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:34,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:34,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:34,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:34,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:34,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:34,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:35,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:35,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:35,260 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:35,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:35,468 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:35,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:35,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:35,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:35,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:35,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:35,758 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:35,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:35,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:35,973 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:35,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:35,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:35,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:35,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:35,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:36,218 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:36,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:36,425 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:36,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:36,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:36,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:36,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:36,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:36,895 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:36,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:36,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:36,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:36,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:36,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:37,147 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:37,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:37,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:37,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:37,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:37,595 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:37,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:37,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:37,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:37,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:37,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:37,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:38,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:38,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:38,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:38,258 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:38,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:38,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:38,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:38,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:38,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:38,525 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:38,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:38,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:38,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:38,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:38,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:38,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:38,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:38,984 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:39,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:39,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:39,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:39,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:39,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:39,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:39,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:39,696 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:39,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:39,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:39,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:39,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:39,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:40,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:40,158 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:40,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:40,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:40,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:40,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:40,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:40,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:40,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:40,618 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:40,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:40,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:40,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:40,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:40,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:41,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:41,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:41,062 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:41,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:41,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:41,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:41,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:41,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:41,411 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:41,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:41,619 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:41,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:41,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:41,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:41,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:41,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:41,964 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:42,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:42,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:42,170 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:42,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:42,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:42,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:42,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:42,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:42,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:42,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:42,642 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:42,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:42,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:42,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:42,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:42,916 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:43,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:43,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:43,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:43,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:43,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:43,409 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:43,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:43,609 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:43,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:43,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:43,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:43,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:43,872 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:44,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:44,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:44,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:44,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:44,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:44,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:44,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:44,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:44,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:44,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:44,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:44,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:44,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:44,777 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:44,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:44,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:44,983 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:44,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:44,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:44,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:44,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:45,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:45,331 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:45,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:45,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:45,562 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:45,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:45,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:45,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:45,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:45,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:45,817 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:46,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:46,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:46,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:46,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:46,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:46,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:46,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:46,473 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:46,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:46,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:46,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:46,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:46,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:46,733 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:46,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:46,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:46,947 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:46,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:46,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:46,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:46,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:47,206 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:47,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:47,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:47,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:47,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:47,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:47,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:47,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:47,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:47,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:47,887 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:47,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:47,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:47,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:47,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:47,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:48,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:48,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:48,357 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:48,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:48,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:48,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:48,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:48,608 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:48,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:48,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:48,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:48,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:48,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:48,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:49,136 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:49,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:49,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:49,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:49,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:49,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:49,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:49,595 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:49,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:49,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:49,817 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:49,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:49,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:49,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:49,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:49,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:50,088 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:50,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:50,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:50,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:50,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:50,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:50,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:50,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:50,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:50,816 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:50,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:50,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:50,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:50,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:51,090 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:51,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:51,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:51,323 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:51,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:51,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:51,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:51,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:51,604 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:51,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:51,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:51,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:51,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:51,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:51,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:52,110 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:52,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:52,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:52,314 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:52,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:52,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:52,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:52,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:52,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:52,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:52,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:52,794 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:52,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:52,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:52,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:52,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:52,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:53,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:53,287 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:53,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:53,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:53,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:53,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:53,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:53,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:53,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:53,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:53,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:54,134 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:54,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:54,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:54,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:54,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:54,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:54,717 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:55,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:55,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:55,002 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:55,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:55,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:55,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:55,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:55,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:55,278 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:55,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:55,532 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:55,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:55,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:55,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:55,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:55,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:56,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:56,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:56,070 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:56,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:56,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:56,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:56,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:56,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:56,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:56,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:56,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:56,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:56,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:56,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:57,181 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:57,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:57,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:57,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:57,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:57,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:57,724 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:57,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:57,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:57,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:57,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:57,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:57,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:58,241 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:58,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:58,474 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:58,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:58,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:58,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:58,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:43:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:58,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:58,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:43:58,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:58,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:58,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:58,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:59,254 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:43:59,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:59,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:43:59,579 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:43:59,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:43:59,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:59,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:59,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:43:59,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:43:59,900 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:00,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:00,148 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:00,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:00,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:00,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:00,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:00,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:00,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:00,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:00,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:00,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:00,969 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:01,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:01,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:01,187 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:01,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:01,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:01,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:01,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:01,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:01,565 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:01,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:01,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:01,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:01,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:01,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:01,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:02,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:02,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:02,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:02,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:02,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:03,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:03,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:03,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:03,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:03,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:03,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:03,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:03,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:03,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:03,975 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:04,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:04,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:04,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:04,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:04,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:04,498 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:04,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:04,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:04,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:04,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:04,998 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:05,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:05,239 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:05,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:05,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:05,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:05,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:05,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:05,566 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:05,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:05,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:05,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:05,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:05,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:06,442 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:06,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:06,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:06,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:06,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:06,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:06,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:06,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:06,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:06,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:07,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:07,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:07,266 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:07,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:07,615 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:07,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:07,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:07,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:07,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:07,971 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:08,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:08,232 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:08,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:08,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:08,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:08,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:08,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:08,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:08,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:08,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:09,037 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:09,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:09,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:09,272 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:09,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:09,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:09,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:09,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:09,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:09,578 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:09,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:09,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:09,830 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:09,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:09,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:09,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:09,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:09,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:10,109 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:10,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:10,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:10,355 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:10,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:10,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:10,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:10,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:10,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:10,650 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:10,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:10,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:10,885 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:10,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:10,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:10,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:10,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:10,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:11,165 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:11,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:11,406 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:11,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:11,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:11,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:11,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:11,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:11,950 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:11,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:11,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:11,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:11,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:12,204 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:12,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:12,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:12,462 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:12,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:12,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:12,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:12,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:12,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:12,746 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:12,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:12,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:12,987 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:12,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:12,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:12,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:13,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:13,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:13,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:13,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:13,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:13,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:13,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:13,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:14,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:14,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:14,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:14,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:14,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:14,365 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:14,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:14,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:14,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:14,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:14,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:14,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:14,937 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:15,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:15,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:15,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:15,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:15,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:15,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:15,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:15,506 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:15,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:15,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:15,765 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:15,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:15,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:15,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:15,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:15,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:16,062 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:16,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:16,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:16,309 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:16,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:16,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:16,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:16,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:16,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:16,604 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:16,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:16,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:16,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:16,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:16,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:16,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:17,428 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:17,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:17,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:17,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:17,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:17,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:17,719 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:17,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:17,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:17,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:17,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:17,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:18,294 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:18,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:18,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:18,556 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:18,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:18,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:18,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:18,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:19,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:19,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:19,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:19,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:19,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:19,439 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:19,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:19,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:19,694 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:19,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:19,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:19,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:19,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:19,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:20,032 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:20,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:20,300 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:20,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:20,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:20,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:20,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:20,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:20,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:20,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:20,987 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:20,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:20,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:20,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:21,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:21,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:21,305 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:21,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:21,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:21,584 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:21,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:21,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:21,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:21,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:21,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:21,881 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:22,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:22,166 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:22,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:22,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:22,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:22,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:22,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:22,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:22,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:22,750 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:22,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:22,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:22,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:22,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:22,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:23,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:23,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:23,321 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:23,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:23,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:23,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:23,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:23,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:23,698 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:23,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:23,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:23,982 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:23,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:23,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:23,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:24,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:24,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:24,312 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:24,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:24,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:24,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:24,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:24,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:25,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:25,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:25,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:25,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:25,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:25,657 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:25,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:25,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:25,982 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:25,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:25,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:25,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:25,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:25,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:26,293 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:26,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:26,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:26,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:26,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:26,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:26,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:26,915 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:27,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:27,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:27,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:27,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:27,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:27,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:27,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:27,542 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:27,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:27,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:27,851 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:27,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:27,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:27,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:27,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:28,185 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:28,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:28,476 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:28,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:28,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:28,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:28,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:28,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:28,826 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:29,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:29,120 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:29,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:29,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:29,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:29,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:29,438 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:29,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:29,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:29,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:29,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:29,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:29,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:30,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:30,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:30,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:30,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:30,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:30,751 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:31,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:31,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:31,055 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:31,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:31,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:31,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:31,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:31,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:31,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:31,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:31,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:31,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:31,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:31,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:31,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:32,047 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:32,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:32,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:32,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:32,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:32,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:32,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:32,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:32,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:32,978 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:32,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:32,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:32,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:32,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:33,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:33,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:33,672 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:33,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:33,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:33,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:33,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:33,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:34,032 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:34,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:34,331 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:34,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:34,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:34,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:34,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:34,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:34,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:34,972 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:34,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:34,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:34,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:34,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:34,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:35,320 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:35,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:35,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:35,621 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:35,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:35,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:35,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:35,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:35,942 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:36,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:36,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:36,256 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:36,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:36,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:36,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:36,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:36,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:36,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:36,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:36,915 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:36,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:36,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:36,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:36,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:36,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:37,354 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:37,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:37,746 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:37,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:37,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:37,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:37,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:37,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:38,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:38,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:38,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:38,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:38,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:38,759 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:39,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:39,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:39,074 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:39,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:39,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:39,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:39,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:39,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:39,409 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:39,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:39,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:39,711 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:39,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:39,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:39,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:39,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:40,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:40,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:40,341 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:40,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:40,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:40,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:40,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:40,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:40,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:40,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:40,977 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:40,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:40,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:40,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:40,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:40,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:41,335 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:41,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:41,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:41,643 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:41,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:41,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:41,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:41,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:41,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:42,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:42,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:42,293 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:42,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:42,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:42,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:42,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:42,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:42,629 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:42,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:42,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:42,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:42,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:42,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:42,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:43,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:43,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:43,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:43,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:43,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:43,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:43,932 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:44,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:44,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:44,261 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:44,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:44,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:44,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:44,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:44,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:44,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:44,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:44,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:44,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:44,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:44,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:45,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:45,599 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:45,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:45,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:45,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:45,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:45,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:45,955 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:46,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:46,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:46,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:46,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:46,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:46,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:46,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:46,673 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:47,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:47,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:47,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:47,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:47,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:47,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:47,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:47,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:47,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:47,715 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:47,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:47,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:47,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:47,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:47,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:48,049 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:48,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:48,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:48,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:48,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:48,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:48,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:48,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:49,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:49,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:49,294 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:49,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:49,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:49,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:49,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:49,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:49,748 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:50,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:50,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:50,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:50,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:50,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:50,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:50,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:50,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:50,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:50,795 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:50,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:50,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:50,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:50,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:50,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:51,145 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:51,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:51,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:51,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:51,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:51,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:51,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:51,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:51,769 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:52,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:52,065 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:52,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:52,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:52,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:52,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:52,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:52,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:52,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:52,709 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:52,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:52,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:52,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:52,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:52,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:53,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:53,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:53,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:53,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:53,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:53,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:53,973 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:53,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:53,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:53,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:53,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:53,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:54,319 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:54,625 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:54,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:54,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:54,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:54,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:54,963 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:55,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:55,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:55,267 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:55,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:55,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:55,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:55,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:55,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:55,597 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:55,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:55,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:55,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:55,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:55,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:55,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:56,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:56,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:56,432 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:56,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:56,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:56,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:56,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:56,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:57,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:57,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:57,154 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:57,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:57,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:57,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:57,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:57,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:57,511 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:57,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:57,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:57,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:57,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:57,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:57,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:58,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:58,477 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:58,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:58,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:58,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:58,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:58,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:44:59,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:59,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:59,135 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:59,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:44:59,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:59,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:59,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:59,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:44:59,486 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:44:59,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:59,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:44:59,816 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:44:59,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:44:59,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:59,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:59,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:44:59,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:00,144 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:00,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:00,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:00,464 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:00,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:00,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:00,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:00,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:00,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:00,812 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:01,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:01,146 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:01,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:01,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:01,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:01,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:01,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:01,480 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:01,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:01,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:01,803 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:01,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:01,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:01,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:01,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:01,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:02,154 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:02,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:02,487 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:02,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:02,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:02,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:02,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:02,839 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:03,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:03,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:03,171 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:03,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:03,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:03,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:03,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:03,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:03,518 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:03,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:03,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:03,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:03,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:03,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:03,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:04,200 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:04,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:04,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:04,530 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:04,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:04,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:04,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:04,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:04,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:04,903 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:05,236 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:05,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:05,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:05,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:05,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:05,577 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:05,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:05,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:05,910 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:05,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:05,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:05,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:05,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:06,595 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:06,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:06,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:06,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:06,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:07,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:07,324 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:07,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:07,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:07,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:07,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:07,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:08,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:08,034 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:08,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:08,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:08,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:08,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:08,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:08,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:08,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:08,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:08,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:08,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:09,073 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:09,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:09,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:09,421 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:09,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:09,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:09,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:09,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:09,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:10,108 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:10,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:10,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:10,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:10,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:10,469 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:10,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:10,808 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:10,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:10,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:10,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:10,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:10,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:11,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:11,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:11,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:11,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:11,876 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:12,223 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:12,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:12,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:12,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:12,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:12,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:12,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:12,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:12,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:12,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:12,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:12,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:12,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:13,354 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:13,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:13,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:13,701 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:13,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:13,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:13,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:13,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:13,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:14,071 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:14,435 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:14,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:14,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:14,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:14,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:14,801 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:15,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:15,159 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:15,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:15,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:15,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:15,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:15,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:15,525 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:15,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:15,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:15,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:15,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:15,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:16,305 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:16,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:16,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:16,682 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:16,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:16,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:16,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:16,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:16,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:17,081 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:17,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:17,472 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:17,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:17,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:17,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:17,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:17,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:17,852 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:18,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:18,231 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:18,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:18,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:18,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:18,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:19,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:19,031 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:19,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:19,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:19,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:19,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:19,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:19,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:19,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:19,936 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:19,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:19,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:19,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:19,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:19,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:20,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:20,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:20,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:20,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:21,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:21,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:21,539 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:21,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:21,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:21,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:21,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:21,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:22,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:22,420 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:22,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:22,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:22,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:22,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:22,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:23,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:23,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:23,294 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:23,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:23,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:23,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:23,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:23,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:24,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:24,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:24,190 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:24,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:24,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:24,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:24,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:24,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:24,561 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:24,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:24,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:24,984 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:24,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:24,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:24,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:25,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:25,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:25,429 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:25,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:25,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:25,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:25,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:25,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:25,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:25,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:26,246 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:26,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:26,658 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:26,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:26,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:26,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:26,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:27,035 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:27,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:27,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:27,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:27,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:27,796 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:28,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:28,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:28,178 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:28,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:28,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:28,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:28,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:28,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:28,572 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:28,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:28,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:28,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:28,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:28,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:28,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:29,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:29,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:29,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:29,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:29,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:30,108 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:30,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:30,489 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:30,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:30,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:30,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:30,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:30,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:31,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:31,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:31,262 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:31,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:31,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:31,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:31,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:31,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:31,665 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:32,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:32,124 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:32,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:32,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:32,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:32,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:32,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:32,960 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:32,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:32,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:32,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:32,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:33,378 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:33,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:33,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:33,818 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:33,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:33,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:33,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:33,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:33,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:34,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:34,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:34,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:34,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:34,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:34,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:34,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:35,150 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:35,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:35,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:35,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:35,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:35,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:36,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:36,473 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:36,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:36,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:36,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:36,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:36,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:36,926 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:37,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:37,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:37,375 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:37,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:37,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:37,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:37,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:37,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:37,794 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:38,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:38,249 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:38,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:38,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:38,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:38,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:39,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:39,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:39,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:39,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:39,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:39,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:39,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:39,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:40,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:40,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:40,407 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:40,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:40,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:40,848 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:40,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:40,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:40,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:40,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:40,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:41,271 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:41,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:41,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:41,728 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:41,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:41,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:41,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:41,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:42,239 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:42,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:42,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:42,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:42,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:42,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:42,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:43,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:43,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:43,564 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:43,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:43,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:43,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:43,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:43,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:43,984 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:44,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:44,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:44,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:44,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:44,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:44,846 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:45,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:45,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:45,321 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:45,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:45,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:45,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:45,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:45,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:45,742 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:46,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:46,222 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:46,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:46,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:46,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:46,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:46,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:46,734 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:47,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:47,216 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:47,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:47,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:47,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:47,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:47,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:48,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:48,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:48,115 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:48,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:48,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:48,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:48,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:48,539 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:48,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:48,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:48,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:48,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:48,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:49,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:49,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:49,816 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:49,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:49,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:49,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:49,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:49,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:50,245 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:50,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:50,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:50,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:50,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:50,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:50,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:51,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:51,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:51,522 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:51,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:51,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:51,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:51,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:51,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:52,385 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:52,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:52,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:52,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:52,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:52,837 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:53,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:53,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:53,291 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:53,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:53,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:53,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:53,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:53,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:53,717 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:54,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:54,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:54,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:54,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:54,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:54,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:54,580 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:55,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:55,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:55,014 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:55,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:55,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:55,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:55,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:55,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:55,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:55,861 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:55,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:55,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:55,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:55,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:55,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:56,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:56,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:56,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:56,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:56,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:56,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:57,163 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:57,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:57,613 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:45:57,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:57,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:57,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:57,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:58,059 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:45:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:58,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:58,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:58,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:58,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:58,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:58,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:58,932 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:45:59,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:59,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:45:59,384 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:45:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:45:59,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:59,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:59,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:45:59,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:45:59,805 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:00,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:00,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:00,263 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:00,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:00,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:00,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:00,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:00,824 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:01,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:01,312 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:01,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:01,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:01,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:01,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:01,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:02,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:02,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:02,172 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:02,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:02,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:02,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:02,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:02,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:03,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:03,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:03,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:03,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:03,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:03,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:03,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:03,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:03,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:03,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:04,390 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:04,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:04,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:04,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:04,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:04,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:05,292 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:05,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:05,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:05,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:05,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:05,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:06,184 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:06,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:06,649 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:06,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:06,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:06,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:06,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:07,092 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:07,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:07,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:07,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:07,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:07,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:07,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:07,984 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:08,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:08,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:08,456 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:08,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:08,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:08,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:08,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:08,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:08,898 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:09,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:09,378 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:09,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:09,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:09,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:09,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:09,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:10,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:10,288 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:10,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:10,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:10,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:10,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:10,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:11,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:11,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:11,221 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:11,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:11,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:11,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:11,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:11,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:11,675 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:12,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:12,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:12,142 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:12,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:12,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:12,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:12,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:12,580 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:13,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:13,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:13,030 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:13,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:13,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:13,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:13,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:13,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:14,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:14,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:14,012 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:14,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:14,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:14,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:14,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:14,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:14,462 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:14,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:14,985 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:14,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:14,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:14,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:14,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:14,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:15,448 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:15,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:15,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:15,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:15,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:16,456 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:16,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:16,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:16,995 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:16,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:16,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:16,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:17,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:17,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:17,463 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:17,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:17,987 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:17,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:17,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:17,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:18,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:18,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:18,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:18,993 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:18,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:18,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:18,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:19,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:19,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:19,461 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:19,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:19,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:19,990 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:19,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:19,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:19,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:20,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:20,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:20,466 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:21,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:21,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:21,007 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:21,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:21,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:21,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:21,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:21,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:21,476 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:22,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:22,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:22,012 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:22,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:22,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:22,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:22,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:22,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:22,499 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:23,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:23,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:23,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:23,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:23,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:23,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:24,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:24,063 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:24,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:24,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:24,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:24,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:24,535 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:25,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:25,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:25,109 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:25,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:25,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:25,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:25,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:25,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:26,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:26,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:26,140 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:26,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:26,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:26,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:26,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:26,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:27,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:27,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:27,182 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:27,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:27,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:27,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:27,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:27,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:28,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:28,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:28,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:28,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:28,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:28,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:29,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:29,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:29,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:29,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:29,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:29,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:29,615 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:30,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:30,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:30,133 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:30,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:30,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:30,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:30,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:30,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:30,595 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:31,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:31,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:31,110 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:31,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:31,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:31,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:31,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:31,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:31,562 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:32,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:32,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:32,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:32,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:32,542 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:33,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:33,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:33,062 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:33,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:33,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:33,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:33,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:33,530 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:34,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:34,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:34,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:34,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:34,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:34,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:35,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:35,014 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:35,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:35,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:35,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:35,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:35,476 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:36,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:36,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:36,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:36,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:36,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:36,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:36,484 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:37,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:37,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:37,019 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:37,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:37,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:37,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:37,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:37,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:37,480 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:38,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:38,013 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:38,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:38,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:38,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:38,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:38,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:38,465 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:38,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:38,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:38,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:39,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:39,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:40,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:40,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:40,021 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:40,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:40,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:40,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:40,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:40,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:40,504 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:41,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:41,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:41,075 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:41,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:41,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:41,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:41,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:41,563 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:42,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:42,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:42,143 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:42,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:42,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:42,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:42,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:42,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:42,628 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:43,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:43,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:43,230 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:43,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:43,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:43,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:43,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:43,712 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:44,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:44,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:44,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:44,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:44,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:45,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:45,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:45,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:45,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:45,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:45,882 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:46,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:46,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:46,457 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:46,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:46,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:46,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:46,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:46,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:46,950 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:47,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:47,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:47,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:47,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:48,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:48,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:48,630 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:48,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:48,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:48,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:48,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:48,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:49,139 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:49,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:49,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:49,754 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:49,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:49,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:49,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:49,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:49,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:50,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:50,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:50,858 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:50,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:50,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:50,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:50,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:50,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:51,963 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:51,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:51,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:51,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:51,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:52,474 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:53,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:53,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:53,077 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:53,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:53,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:53,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:53,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:53,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:54,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:54,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:54,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:54,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:54,725 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:55,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:55,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:55,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:55,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:55,840 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:56,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:56,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:56,450 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:56,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:56,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:56,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:56,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:56,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:56,966 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:46:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:57,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:57,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:57,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:57,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:58,676 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:58,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:58,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:58,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:58,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:58,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:46:59,184 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:46:59,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:59,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:46:59,802 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:46:59,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:59,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:59,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:59,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:46:59,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:01,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:01,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:01,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:01,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:01,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:02,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:02,157 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:02,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:02,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:02,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:02,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:03,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:03,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:03,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:03,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:03,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:03,812 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:04,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:04,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:04,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:04,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:04,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:04,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:05,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:05,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:05,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:05,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:05,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:06,196 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:06,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:06,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:06,831 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:06,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:06,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:06,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:06,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:06,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:07,340 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:07,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:07,966 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:07,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:07,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:07,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:07,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:08,472 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:09,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:09,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:09,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:09,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:09,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:09,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:09,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:10,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:10,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:10,311 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:10,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:10,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:10,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:10,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:10,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:10,833 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:11,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:11,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:11,505 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:11,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:11,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:11,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:11,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:11,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:12,028 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:12,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:12,661 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:12,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:12,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:12,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:12,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:12,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:13,205 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:13,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:13,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:13,797 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:13,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:13,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:13,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:13,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:13,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:14,294 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:14,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:14,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:14,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:14,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:15,388 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:15,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:15,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:15,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:15,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:15,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:15,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:16,474 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:17,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:17,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:17,072 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:17,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:17,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:17,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:17,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:17,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:18,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:18,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:18,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:18,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:18,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:18,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:18,661 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:19,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:19,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:19,261 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:19,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:19,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:19,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:19,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:19,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:20,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:20,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:20,437 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:20,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:20,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:20,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:20,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:20,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:20,961 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:21,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:21,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:21,559 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:21,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:21,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:21,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:21,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:21,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:22,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:22,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:22,666 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:22,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:22,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:22,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:22,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:22,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:23,166 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:23,768 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:23,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:23,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:23,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:23,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:23,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:24,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:24,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:24,889 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:24,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:24,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:24,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:24,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:24,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:25,408 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:26,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:26,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:26,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:26,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:26,541 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:27,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:27,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:27,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:27,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:27,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:28,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:28,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:28,292 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:28,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:28,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:28,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:28,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:28,809 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:29,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:29,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:29,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:29,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:29,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:29,941 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:30,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:30,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:30,553 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:30,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:30,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:30,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:30,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:31,078 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:31,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:31,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:31,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:31,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:31,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:32,207 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:32,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:32,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:32,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:32,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:32,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:32,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:32,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:33,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:33,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:33,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:33,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:33,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:33,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:34,425 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:35,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:35,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:35,047 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:35,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:35,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:35,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:35,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:35,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:35,566 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:36,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:36,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:36,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:36,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:36,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:36,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:37,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:37,348 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:37,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:37,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:37,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:37,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:37,906 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:38,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:38,538 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:38,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:38,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:38,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:38,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:39,887 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:39,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:39,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:39,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:39,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:39,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:40,456 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:41,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:41,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:41,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:41,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:41,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:41,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:41,692 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:42,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:42,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:42,400 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:42,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:42,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:42,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:42,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:42,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:43,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:43,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:43,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:43,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:43,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:44,182 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:44,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:44,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:44,850 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:44,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:44,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:44,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:44,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:45,403 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:46,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:46,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:46,103 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:46,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:46,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:46,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:46,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:46,676 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:47,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:47,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:47,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:47,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:47,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:47,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:47,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:48,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:48,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:48,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:48,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:48,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:48,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:49,207 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:49,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:49,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:49,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:49,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:49,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:49,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:51,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:51,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:51,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:51,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:51,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:51,779 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:52,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:52,476 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:52,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:52,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:52,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:52,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:52,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:53,095 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:53,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:53,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:53,808 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:53,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:53,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:53,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:53,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:53,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:47:55,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:55,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:55,101 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:55,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:55,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:55,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:55,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:55,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:56,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:56,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:56,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:56,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:56,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:56,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:56,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:57,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:57,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:57,726 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:47:57,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:57,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:57,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:57,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:58,300 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:47:59,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:47:59,009 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:47:59,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:47:59,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:59,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:59,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:47:59,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:47:59,588 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:00,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:00,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:00,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:00,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:00,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:00,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:01,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:01,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:01,621 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:01,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:01,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:01,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:01,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:01,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:02,197 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:02,922 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:02,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:02,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:02,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:02,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:04,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:04,204 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:04,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:04,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:04,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:04,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:04,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:04,817 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:05,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:05,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:05,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:05,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:05,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:06,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:06,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:06,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:06,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:06,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:07,535 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:08,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:08,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:08,350 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:08,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:08,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:08,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:08,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:08,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:09,062 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:09,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:09,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:09,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:09,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:09,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:11,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:11,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:11,459 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:11,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:11,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:11,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:11,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:11,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:12,110 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:12,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:12,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:12,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:12,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:12,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:13,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:13,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:13,684 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:14,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:14,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:14,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:14,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:14,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:14,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:14,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:16,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:16,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:16,020 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:16,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:16,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:16,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:16,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:16,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:16,665 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:17,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:17,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:17,551 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:17,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:17,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:17,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:17,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:17,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:18,277 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:19,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:19,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:19,193 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:19,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:19,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:19,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:19,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:19,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:19,879 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:20,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:20,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:20,784 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:20,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:20,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:20,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:20,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:22,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:22,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:22,370 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:22,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:22,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:22,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:22,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:22,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:23,083 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:23,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:23,953 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:23,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:23,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:23,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:23,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:23,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:25,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:25,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:25,513 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:25,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:25,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:25,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:25,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:26,187 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:27,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:27,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:27,010 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:27,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:27,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:27,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:27,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:27,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:28,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:28,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:28,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:28,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:30,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:30,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:30,143 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:30,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:30,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:30,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:30,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:30,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:30,812 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:31,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:31,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:31,642 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:31,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:31,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:31,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:31,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:33,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:33,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:33,180 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:33,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:33,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:33,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:33,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:33,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:34,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:34,764 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:34,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:34,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:34,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:34,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:34,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:36,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:36,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:36,232 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:36,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:36,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:36,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:36,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:36,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:36,886 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:37,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:37,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:37,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:37,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:37,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:37,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:39,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:39,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:39,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:39,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:39,782 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:40,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:40,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:40,549 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:40,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:40,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:40,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:40,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:40,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:41,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:41,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:41,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:41,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:41,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:42,570 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:43,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:43,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:43,387 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:43,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:43,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:43,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:43,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:44,014 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:44,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:44,837 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:44,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:44,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:44,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:44,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:44,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:45,455 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:46,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:46,318 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:46,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:46,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:46,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:46,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:46,958 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:47,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:47,783 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:47,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:47,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:47,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:47,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:47,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:48,421 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:49,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:49,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:49,270 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:49,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:49,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:49,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:49,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:49,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:49,962 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:50,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:50,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:50,778 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:50,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:50,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:50,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:50,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:50,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:51,444 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:52,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:52,267 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:52,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:52,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:52,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:52,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:52,935 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:53,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:53,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:53,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:53,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:53,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:54,293 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:55,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:55,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:55,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:55,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:56,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:56,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:56,451 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:56,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:56,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:56,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:56,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:56,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:57,099 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:48:57,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:57,864 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:48:57,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:57,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:57,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:57,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:58,511 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:48:59,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:59,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:48:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:48:59,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:48:59,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:59,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:59,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:48:59,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:48:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:00,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:00,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:00,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:00,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:00,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:00,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:01,562 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:02,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:02,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:02,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:02,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:02,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:02,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:03,130 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:04,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:04,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:04,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:04,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:04,678 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:05,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:05,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:05,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:05,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:05,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:06,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:06,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:06,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:06,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:06,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:06,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:07,500 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:08,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:08,282 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:08,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:08,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:08,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:08,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:08,900 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:09,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:09,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:09,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:09,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:09,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:10,275 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:11,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:11,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:11,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:11,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:11,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:11,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:11,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:11,699 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:12,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:12,488 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:12,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:12,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:12,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:12,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:12,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:13,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:13,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:13,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:13,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:13,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:13,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:14,506 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:15,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:15,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:15,285 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:15,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:15,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:15,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:15,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:15,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:15,947 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:16,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:16,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:16,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:16,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:16,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:16,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:17,561 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:18,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:18,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:18,323 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:18,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:18,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:18,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:18,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:18,952 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:19,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:19,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:19,776 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:19,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:19,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:19,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:19,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:19,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:20,456 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:21,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:21,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:21,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:21,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:21,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:21,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:21,937 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:22,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:22,736 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:22,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:22,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:22,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:22,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:23,360 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:24,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:24,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:24,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:24,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:24,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:24,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:24,853 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:25,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:25,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:25,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:25,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:25,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:25,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:25,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:26,392 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:27,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:27,224 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:27,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:27,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:27,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:27,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:28,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:28,698 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:28,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:28,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:28,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:28,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:30,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:30,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:30,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:30,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:30,970 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:31,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:31,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:31,811 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:31,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:31,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:31,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:31,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:31,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:33,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:33,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:33,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:33,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:33,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:34,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:34,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:34,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:34,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:34,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:34,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:34,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:36,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:36,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:36,387 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:36,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:36,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:36,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:36,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:36,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:37,043 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:37,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:37,892 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:37,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:37,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:37,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:37,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:37,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:38,605 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:39,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:39,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:39,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:39,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:39,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:39,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:39,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:40,234 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:41,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:41,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:41,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:41,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:41,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:41,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:42,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:42,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:42,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:42,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:42,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:44,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:44,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:44,262 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:44,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:44,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:44,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:44,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:44,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:44,945 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:45,796 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:45,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:45,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:45,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:45,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:47,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:47,286 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:47,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:47,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:47,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:47,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:47,931 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:48,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:48,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:48,761 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:48,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:48,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:48,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:48,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:48,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:50,314 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:50,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:50,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:50,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:50,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:50,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:51,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:51,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:51,867 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:51,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:51,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:51,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:51,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:51,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:53,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:53,351 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:53,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:53,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:53,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:53,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:54,031 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:54,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:54,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:54,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:54,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:54,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:54,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:56,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:56,484 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:56,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:56,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:56,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:56,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:56,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:49:57,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:49:57,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:57,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:58,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:58,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:49:59,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:59,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:49:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:49:59,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:49:59,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:59,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:59,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:49:59,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:00,214 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:01,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:01,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:01,078 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:01,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:01,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:01,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:01,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:02,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:02,614 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:02,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:02,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:02,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:02,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:02,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:04,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:04,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:04,114 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:04,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:04,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:04,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:04,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:04,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:04,819 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:05,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:05,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:05,696 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:05,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:05,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:05,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:05,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:05,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:06,405 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:07,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:07,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:07,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:07,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:07,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:07,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:08,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:08,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:08,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:08,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:08,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:08,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:08,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:10,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:10,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:10,376 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:10,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:10,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:10,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:10,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:10,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:11,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:11,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:11,939 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:11,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:11,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:11,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:11,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:11,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:12,662 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:13,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:13,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:13,560 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:13,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:13,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:13,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:13,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:14,276 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:15,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:15,114 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:15,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:15,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:15,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:15,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:15,773 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:16,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:16,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:16,677 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:16,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:16,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:16,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:16,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:17,396 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:18,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:18,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:18,305 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:18,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:18,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:18,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:18,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:18,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:18,991 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:19,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:19,870 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:19,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:19,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:19,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:19,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:19,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:20,615 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:21,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:21,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:21,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:21,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:21,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:21,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:22,128 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:23,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:23,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:23,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:23,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:23,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:23,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:24,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:24,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:24,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:24,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:25,293 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:26,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:26,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:26,153 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:26,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:26,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:26,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:26,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:26,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:27,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:27,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:27,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:27,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:27,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:28,512 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:29,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:29,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:29,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:29,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:29,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:29,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:29,979 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:30,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:30,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:30,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:30,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:30,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:31,438 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:32,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:32,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:32,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:32,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:32,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:33,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:33,720 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:33,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:33,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:33,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:33,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:35,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:35,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:35,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:35,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:35,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:35,858 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:36,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:36,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:36,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:36,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:36,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:36,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:38,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:38,171 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:38,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:38,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:38,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:38,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:38,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:38,833 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:39,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:39,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:39,658 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:39,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:39,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:39,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:39,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:39,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:40,305 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:41,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:41,153 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:41,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:41,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:41,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:41,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:41,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:42,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:42,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:42,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:42,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:42,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:42,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:42,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:43,273 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:44,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:44,107 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:44,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:44,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:44,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:44,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:44,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:44,779 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:45,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:45,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:45,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:45,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:45,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:47,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:47,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:47,104 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:47,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:47,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:47,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:47,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:47,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:47,767 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:48,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:48,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:48,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:48,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:48,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:48,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:50,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:50,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:50,114 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:50,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:50,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:50,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:50,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:50,779 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:51,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:51,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:51,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:51,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:51,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:52,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:53,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:53,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:53,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:53,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:53,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:53,784 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:54,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:54,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:54,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:54,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:54,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:54,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:54,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:55,298 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:56,138 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:56,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:56,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:56,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:56,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:57,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:50:57,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:57,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:57,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:57,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:58,349 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:59,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:50:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:50:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:50:59,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:59,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:59,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:59,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:00,021 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:00,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:00,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:00,965 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:00,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:00,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:00,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:00,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:00,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:01,667 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:02,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:02,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:02,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:02,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:03,383 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:04,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:04,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:04,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:04,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:04,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:05,108 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:06,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:06,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:06,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:06,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:06,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:07,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:07,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:07,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:07,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:07,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:07,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:08,553 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:09,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:09,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:09,568 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:09,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:09,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:09,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:09,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:09,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:11,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:11,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:11,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:11,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:12,341 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:13,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:13,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:13,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:13,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:13,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:13,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:13,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:15,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:15,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:15,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:15,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:15,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:17,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:17,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:17,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:17,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:17,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:17,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:17,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:18,008 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:19,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:19,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:19,033 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:19,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:19,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:19,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:19,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:19,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:19,880 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:20,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:20,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:20,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:20,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:21,813 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:22,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:22,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:22,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:22,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:22,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:24,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:24,796 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:24,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:24,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:24,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:24,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:25,681 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:26,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:26,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:26,745 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:26,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:26,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:26,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:26,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:26,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:28,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:28,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:28,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:28,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:28,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:28,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:30,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:30,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:30,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:30,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:30,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:31,443 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:32,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:32,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:32,486 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:32,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:32,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:32,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:32,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:32,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:34,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:34,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:34,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:34,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:34,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:34,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:36,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:36,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:36,412 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:36,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:36,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:36,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:36,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:36,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:38,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:38,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:38,357 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:38,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:38,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:38,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:38,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:38,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:40,288 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:40,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:40,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:40,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:40,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:40,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:41,157 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:42,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:42,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:42,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:42,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:42,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:43,081 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:44,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:44,131 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:44,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:51:44,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:44,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:44,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:44,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:45,026 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:51:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:46,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:46,076 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:46,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:46,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:46,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:46,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:46,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:46,915 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:47,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:47,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:47,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:47,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:47,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:48,799 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:49,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:49,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:49,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:49,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:49,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:49,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:49,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:50,723 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:51,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:51,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:51,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:51,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:51,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:51,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:51,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:52,644 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:53,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:53,698 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:53,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:53,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:53,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:53,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:53,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:55,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:55,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:55,583 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:55,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:55,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:55,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:55,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:55,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:55,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:56,445 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:57,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:57,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:57,499 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:57,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:57,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:57,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:57,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:57,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:58,384 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:59,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:51:59,380 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:51:59,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:59,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:59,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:59,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:51:59,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:01,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:01,116 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:01,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:01,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:01,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:01,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:01,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:01,900 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:02,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:02,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:02,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:02,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:02,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:02,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:02,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:03,667 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:04,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:04,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:04,640 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:04,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:04,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:04,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:04,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:05,381 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:06,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:06,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:06,346 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:06,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:06,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:06,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:06,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:06,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:07,108 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:07,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:07,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:07,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:07,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:07,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:07,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:08,814 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:09,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:09,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:09,807 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:09,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:09,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:09,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:09,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:09,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:11,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:11,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:11,625 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:11,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:11,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:11,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:11,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:11,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:13,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:13,432 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:13,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:13,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:13,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:13,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:15,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:15,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:15,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:15,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:15,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:16,000 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:17,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:17,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:17,009 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:17,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:17,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:17,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:17,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:17,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:18,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:18,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:18,846 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:18,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:18,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:18,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:18,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:18,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:19,655 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:20,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:20,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:20,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:20,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:21,475 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:22,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:22,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:22,515 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:22,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:22,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:22,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:22,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:23,377 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:24,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:24,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:24,406 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:24,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:24,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:24,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:24,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:24,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:25,255 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:26,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:26,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:26,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:26,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:26,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:26,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:26,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:28,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:28,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:28,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:28,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:28,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:30,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:30,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:30,034 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:30,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:30,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:30,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:30,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:30,861 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:31,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:31,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:31,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:31,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:31,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:31,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:32,766 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:33,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:33,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:33,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:33,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:33,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:35,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:35,724 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:35,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:35,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:35,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:35,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:35,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:36,610 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:37,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:37,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:37,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:37,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:37,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:38,572 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:39,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:39,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:39,612 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:39,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:39,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:39,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:39,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:40,469 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:41,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:41,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:41,517 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:41,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:41,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:41,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:41,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:41,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:42,335 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:43,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:43,382 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:43,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:43,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:43,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:43,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:43,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:44,243 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:45,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:45,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:45,276 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:45,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:45,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:45,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:45,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:46,126 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:47,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:47,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:47,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:47,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:47,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:47,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:47,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:48,042 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:49,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:49,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:49,095 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:49,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:49,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:49,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:49,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:49,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:51,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:51,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:51,003 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:51,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:51,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:51,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:51,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:51,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:51,833 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:52:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:52,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:52,865 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:52,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:52,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:52,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:52,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:52,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:53,766 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:54,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:54,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:54,780 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:54,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:54,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:54,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:54,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:55,597 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:56,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:56,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:56,644 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:56,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:56,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:56,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:56,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:56,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:57,456 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:52:58,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:58,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:52:58,499 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:52:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:58,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:58,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:58,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:52:58,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:52:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:00,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:00,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:00,412 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:00,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:00,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:00,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:00,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:00,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:01,250 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:02,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:02,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:02,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:02,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:02,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:03,065 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:04,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:04,098 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:04,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:04,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:04,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:04,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:05,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:05,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:05,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:05,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:06,740 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:07,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:07,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:07,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:07,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:08,678 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:09,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:09,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:09,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:09,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:09,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:09,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:11,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:11,709 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:11,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:11,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:11,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:11,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:11,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:13,667 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:13,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:13,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:13,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:13,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:13,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:15,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:15,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:15,627 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:15,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:15,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:15,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:15,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:15,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:16,505 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:17,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:17,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:17,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:17,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:17,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:18,465 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:19,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:19,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:19,521 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:19,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:19,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:19,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:19,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:20,433 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:21,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:21,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:21,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:21,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:21,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:22,408 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:23,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:23,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:23,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:23,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:23,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:23,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:23,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:24,364 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:25,433 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:25,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:25,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:25,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:25,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:26,309 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:27,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:27,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:27,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:27,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:29,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:29,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:29,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:29,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:29,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:31,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:31,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:31,264 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:31,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:31,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:31,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:31,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:32,121 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:33,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:33,178 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:33,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:33,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:33,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:33,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:33,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:35,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:35,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:35,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:35,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:35,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:35,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:35,971 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:37,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:37,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:37,040 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:37,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:37,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:37,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:37,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:37,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:37,874 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:38,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:38,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:38,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:38,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:38,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:40,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:40,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:40,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:40,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:40,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:41,704 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:42,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:42,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:42,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:42,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:42,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:44,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:44,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:44,680 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:44,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:44,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:44,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:44,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:44,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:45,521 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:46,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:46,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:46,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:46,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:48,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:48,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:48,487 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:48,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:48,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:48,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:48,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:49,378 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:50,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:50,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:50,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:50,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:50,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:50,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:52,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:52,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:52,382 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:52,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:52,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:52,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:52,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:52,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:53,257 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:54,320 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:53:54,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:54,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:54,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:54,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:55,176 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:56,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:56,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:56,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:56,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:56,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:56,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:53:58,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:58,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:53:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:53:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:53:58,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:58,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:58,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:53:58,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:53:59,101 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:00,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:00,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:00,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:00,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:02,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:02,193 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:02,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:02,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:02,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:02,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:03,103 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:04,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:04,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:04,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:04,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:04,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:06,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:06,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:06,204 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:06,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:06,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:06,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:06,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:06,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:07,012 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:08,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:08,056 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:08,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:08,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:08,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:08,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:08,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:08,869 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:09,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:09,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:09,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:09,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:09,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:11,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:11,793 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:11,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:11,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:11,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:11,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:12,608 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:13,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:13,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:13,656 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:13,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:13,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:13,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:13,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:13,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:15,501 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:15,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:15,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:15,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:15,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:16,317 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:17,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:17,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:17,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:17,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:18,252 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:19,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:19,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:19,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:19,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:20,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:21,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:21,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:21,354 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:21,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:21,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:21,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:21,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:23,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:23,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:23,379 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:23,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:23,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:23,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:23,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:23,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:25,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:25,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:25,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:25,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:25,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:25,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:27,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:27,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:27,451 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:27,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:27,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:27,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:27,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:27,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:28,411 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:29,542 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:29,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:29,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:29,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:29,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:29,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:30,494 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:31,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:31,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:31,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:31,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:31,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:31,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:33,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:33,689 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:33,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:33,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:33,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:33,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:33,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:34,642 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:35,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:35,764 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:35,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:35,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:35,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:35,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:35,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:37,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:37,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:37,809 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:37,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:37,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:37,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:37,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:37,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:38,706 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:39,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:39,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:39,818 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:39,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:39,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:39,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:39,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:41,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:41,835 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:41,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:41,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:41,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:41,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:42,726 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:43,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:43,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:43,830 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:43,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:43,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:43,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:43,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:44,728 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:45,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:45,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:45,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:45,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:45,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:46,720 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:47,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:47,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:47,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:47,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:47,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:49,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:49,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:49,821 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:49,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:49,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:49,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:49,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:49,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:50,774 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:51,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:51,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:51,892 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:51,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:51,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:51,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:51,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:51,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:52,776 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:53,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:53,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:53,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:53,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:53,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:53,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:54,757 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:55,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:55,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:55,862 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:55,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:54:55,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:55,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:55,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:55,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:57,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:57,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:57,881 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:57,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:57,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:57,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:57,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:57,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:54:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:59,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:59,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:54:59,883 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:54:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:54:59,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:59,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:59,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:54:59,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:00,762 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:55:01,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:55:01,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:01,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:01,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:01,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:55:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:03,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:03,885 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:55:03,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:03,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:03,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:03,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:04,786 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:55:05,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:05,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:05,910 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:55:05,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:05,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:05,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:05,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:06,797 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:55:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:07,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:07,911 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:07,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:55:07,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:07,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:07,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:07,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:08,799 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:55:09,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:09,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:09,915 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:09,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:55:09,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:09,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:09,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:09,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:10,819 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:55:11,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:11,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:11,935 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:11,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:55:11,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:11,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:11,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:11,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:12,826 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:55:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:13,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:13,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:55:13,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:13,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:13,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:13,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:14,834 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:55:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:15,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:55:15,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:15,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:15,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:15,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:55:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:17,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:17,957 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:55:17,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:17,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:17,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:17,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:18,868 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:55:19,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:19,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:19,990 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:19,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:55:19,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:19,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:20,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:20,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:20,904 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:55:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:22,030 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:55:22,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:22,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:22,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:22,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:55:24,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:24,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:24,119 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:24,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:55:24,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:24,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:24,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:24,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:25,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:55:26,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:26,151 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:55:26,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:26,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:26,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:26,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:26,999 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:55:28,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:28,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 55 transitions. [2021-11-21 05:55:28,117 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-11-21 05:55:28,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:55:28,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:28,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:28,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:55:28,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:55:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.