./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/psyco/psyco_abp_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_abp_1-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 747981090a474d9d2269aea1ffd03eef2ddc8848 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 01:20:38,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 01:20:38,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 01:20:38,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 01:20:38,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 01:20:38,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 01:20:38,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 01:20:38,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 01:20:38,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 01:20:38,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 01:20:38,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 01:20:38,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 01:20:38,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 01:20:38,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 01:20:38,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 01:20:38,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 01:20:38,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 01:20:38,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 01:20:38,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 01:20:38,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 01:20:38,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 01:20:38,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 01:20:38,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 01:20:38,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 01:20:38,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 01:20:38,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 01:20:38,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 01:20:38,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 01:20:38,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 01:20:38,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 01:20:38,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 01:20:38,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 01:20:38,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 01:20:38,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 01:20:38,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 01:20:38,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 01:20:38,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 01:20:38,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 01:20:38,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 01:20:38,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 01:20:38,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 01:20:38,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2019-12-02 01:20:38,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 01:20:38,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 01:20:38,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 01:20:38,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 01:20:38,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 01:20:38,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 01:20:38,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 01:20:38,787 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 01:20:38,787 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-02 01:20:38,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 01:20:38,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 01:20:38,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 01:20:38,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 01:20:38,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 01:20:38,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 01:20:38,788 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-12-02 01:20:38,788 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 01:20:38,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 01:20:38,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 01:20:38,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 01:20:38,788 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 01:20:38,789 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 01:20:38,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 01:20:38,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 01:20:38,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 01:20:38,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 01:20:38,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 01:20:38,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 01:20:38,789 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 01:20:38,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 01:20:38,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 01:20:38,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 747981090a474d9d2269aea1ffd03eef2ddc8848 [2019-12-02 01:20:38,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 01:20:38,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 01:20:38,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 01:20:38,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 01:20:38,899 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 01:20:38,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/../../sv-benchmarks/c/psyco/psyco_abp_1-1.c [2019-12-02 01:20:38,935 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/data/00e6ea706/cbdf31183bd643eea3449c4b3092ca1c/FLAGa01db363c [2019-12-02 01:20:39,355 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 01:20:39,356 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/sv-benchmarks/c/psyco/psyco_abp_1-1.c [2019-12-02 01:20:39,366 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/data/00e6ea706/cbdf31183bd643eea3449c4b3092ca1c/FLAGa01db363c [2019-12-02 01:20:39,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/data/00e6ea706/cbdf31183bd643eea3449c4b3092ca1c [2019-12-02 01:20:39,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 01:20:39,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 01:20:39,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 01:20:39,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 01:20:39,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 01:20:39,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:20:39" (1/1) ... [2019-12-02 01:20:39,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4129eabd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:39, skipping insertion in model container [2019-12-02 01:20:39,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:20:39" (1/1) ... [2019-12-02 01:20:39,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 01:20:39,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 01:20:39,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 01:20:39,983 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 01:20:40,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 01:20:40,032 INFO L208 MainTranslator]: Completed translation [2019-12-02 01:20:40,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40 WrapperNode [2019-12-02 01:20:40,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 01:20:40,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 01:20:40,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 01:20:40,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 01:20:40,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 01:20:40,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 01:20:40,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 01:20:40,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 01:20:40,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 01:20:40,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 01:20:40,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 01:20:40,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 01:20:40,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:20:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 01:20:40,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 01:20:40,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 01:20:40,655 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 01:20:40,655 INFO L287 CfgBuilder]: Removed 6 assume(true) statements. [2019-12-02 01:20:40,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:40 BoogieIcfgContainer [2019-12-02 01:20:40,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 01:20:40,656 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 01:20:40,657 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 01:20:40,664 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 01:20:40,664 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:40" (1/1) ... [2019-12-02 01:20:40,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 01:20:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:40,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 192 states and 294 transitions. [2019-12-02 01:20:40,700 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 294 transitions. [2019-12-02 01:20:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-02 01:20:40,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:40,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:40,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:40,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 195 states and 334 transitions. [2019-12-02 01:20:40,825 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 334 transitions. [2019-12-02 01:20:40,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 01:20:40,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:40,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:40,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:40,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 195 states and 333 transitions. [2019-12-02 01:20:40,869 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 333 transitions. [2019-12-02 01:20:40,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 01:20:40,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:40,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:40,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:40,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 202 states and 384 transitions. [2019-12-02 01:20:40,959 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 384 transitions. [2019-12-02 01:20:40,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 01:20:40,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 205 states and 389 transitions. [2019-12-02 01:20:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 389 transitions. [2019-12-02 01:20:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 01:20:41,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 213 states and 441 transitions. [2019-12-02 01:20:41,132 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 441 transitions. [2019-12-02 01:20:41,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 01:20:41,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 217 states and 447 transitions. [2019-12-02 01:20:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 447 transitions. [2019-12-02 01:20:41,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 01:20:41,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 220 states and 489 transitions. [2019-12-02 01:20:41,308 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 489 transitions. [2019-12-02 01:20:41,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 01:20:41,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 229 states and 544 transitions. [2019-12-02 01:20:41,654 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 544 transitions. [2019-12-02 01:20:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 01:20:41,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 234 states and 553 transitions. [2019-12-02 01:20:41,680 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 553 transitions. [2019-12-02 01:20:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 01:20:41,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 238 states and 563 transitions. [2019-12-02 01:20:41,851 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 563 transitions. [2019-12-02 01:20:41,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-02 01:20:41,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 241 states and 568 transitions. [2019-12-02 01:20:41,875 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 568 transitions. [2019-12-02 01:20:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-02 01:20:41,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 247 states and 578 transitions. [2019-12-02 01:20:41,906 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 578 transitions. [2019-12-02 01:20:41,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-02 01:20:41,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:41,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 251 states and 584 transitions. [2019-12-02 01:20:41,932 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 584 transitions. [2019-12-02 01:20:41,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 01:20:41,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:41,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 251 states and 582 transitions. [2019-12-02 01:20:41,992 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 582 transitions. [2019-12-02 01:20:41,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-02 01:20:41,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:42,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 253 states and 586 transitions. [2019-12-02 01:20:42,024 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 586 transitions. [2019-12-02 01:20:42,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-02 01:20:42,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,061 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 252 states and 585 transitions. [2019-12-02 01:20:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 585 transitions. [2019-12-02 01:20:42,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-02 01:20:42,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,197 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:42,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 251 states and 584 transitions. [2019-12-02 01:20:42,215 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 584 transitions. [2019-12-02 01:20:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 01:20:42,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:42,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 253 states and 587 transitions. [2019-12-02 01:20:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 587 transitions. [2019-12-02 01:20:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 01:20:42,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,271 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:42,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 261 states and 602 transitions. [2019-12-02 01:20:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 602 transitions. [2019-12-02 01:20:42,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 01:20:42,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,408 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:42,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 266 states and 650 transitions. [2019-12-02 01:20:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 650 transitions. [2019-12-02 01:20:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 01:20:42,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:42,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 270 states and 659 transitions. [2019-12-02 01:20:42,738 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 659 transitions. [2019-12-02 01:20:42,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 01:20:42,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,753 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:42,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 272 states and 661 transitions. [2019-12-02 01:20:42,904 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 661 transitions. [2019-12-02 01:20:42,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:20:42,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,920 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:42,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 273 states and 663 transitions. [2019-12-02 01:20:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 663 transitions. [2019-12-02 01:20:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:20:42,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,950 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:42,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:42,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 275 states and 667 transitions. [2019-12-02 01:20:42,966 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 667 transitions. [2019-12-02 01:20:42,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:20:42,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:43,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:43,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 284 states and 723 transitions. [2019-12-02 01:20:43,440 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 723 transitions. [2019-12-02 01:20:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:20:43,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:43,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:43,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 291 states and 735 transitions. [2019-12-02 01:20:43,731 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 735 transitions. [2019-12-02 01:20:43,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 01:20:43,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:43,743 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 293 states and 738 transitions. [2019-12-02 01:20:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 738 transitions. [2019-12-02 01:20:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 01:20:43,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 294 states and 739 transitions. [2019-12-02 01:20:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 739 transitions. [2019-12-02 01:20:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 01:20:43,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:43,803 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:43,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:43,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 296 states and 743 transitions. [2019-12-02 01:20:43,812 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 743 transitions. [2019-12-02 01:20:43,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 01:20:43,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:43,838 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:43,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:43,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 295 states and 742 transitions. [2019-12-02 01:20:43,851 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 742 transitions. [2019-12-02 01:20:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 01:20:43,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:43,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:43,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 297 states and 743 transitions. [2019-12-02 01:20:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 743 transitions. [2019-12-02 01:20:43,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 01:20:43,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:44,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 298 states and 743 transitions. [2019-12-02 01:20:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 743 transitions. [2019-12-02 01:20:44,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:44,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:44,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:44,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 300 states and 746 transitions. [2019-12-02 01:20:44,041 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 746 transitions. [2019-12-02 01:20:44,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:44,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:44,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:44,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 301 states and 747 transitions. [2019-12-02 01:20:44,066 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 747 transitions. [2019-12-02 01:20:44,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:44,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:44,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 302 states and 748 transitions. [2019-12-02 01:20:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 748 transitions. [2019-12-02 01:20:44,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:44,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:44,100 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:44,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:44,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 308 states and 759 transitions. [2019-12-02 01:20:44,117 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 759 transitions. [2019-12-02 01:20:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:44,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:44,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 307 states and 758 transitions. [2019-12-02 01:20:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 758 transitions. [2019-12-02 01:20:44,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:44,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:44,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:44,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:44,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 313 states and 815 transitions. [2019-12-02 01:20:44,869 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 815 transitions. [2019-12-02 01:20:44,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:44,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:45,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:45,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 317 states and 863 transitions. [2019-12-02 01:20:45,179 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 863 transitions. [2019-12-02 01:20:45,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:45,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:45,189 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:45,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:45,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 320 states and 905 transitions. [2019-12-02 01:20:45,368 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 905 transitions. [2019-12-02 01:20:45,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:20:45,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:45,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 322 states and 906 transitions. [2019-12-02 01:20:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 906 transitions. [2019-12-02 01:20:45,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 01:20:45,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:45,593 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:45,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:45,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 323 states and 907 transitions. [2019-12-02 01:20:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 907 transitions. [2019-12-02 01:20:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 01:20:45,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:45,617 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:45,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:45,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 327 states and 917 transitions. [2019-12-02 01:20:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 917 transitions. [2019-12-02 01:20:45,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:20:45,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:20:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:45,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 327 states and 914 transitions. [2019-12-02 01:20:45,731 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 914 transitions. [2019-12-02 01:20:45,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:20:45,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:45,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:20:45,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:45,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 328 states and 959 transitions. [2019-12-02 01:20:45,921 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 959 transitions. [2019-12-02 01:20:45,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:20:45,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:45,940 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:20:46,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:46,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 329 states and 995 transitions. [2019-12-02 01:20:46,016 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 995 transitions. [2019-12-02 01:20:46,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:20:46,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:46,030 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:46,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:46,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 335 states and 1011 transitions. [2019-12-02 01:20:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 1011 transitions. [2019-12-02 01:20:46,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:20:46,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:47,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:47,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 343 states and 1067 transitions. [2019-12-02 01:20:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 1067 transitions. [2019-12-02 01:20:47,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:20:47,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:47,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:47,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 346 states and 1112 transitions. [2019-12-02 01:20:47,405 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1112 transitions. [2019-12-02 01:20:47,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:20:47,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:47,413 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:47,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 349 states and 1159 transitions. [2019-12-02 01:20:47,685 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1159 transitions. [2019-12-02 01:20:47,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:20:47,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:47,692 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:20:47,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:47,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 351 states and 1160 transitions. [2019-12-02 01:20:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1160 transitions. [2019-12-02 01:20:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:20:47,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:20:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:47,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 353 states and 1164 transitions. [2019-12-02 01:20:47,878 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1164 transitions. [2019-12-02 01:20:47,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:20:47,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:47,886 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:20:47,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:47,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 355 states and 1168 transitions. [2019-12-02 01:20:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1168 transitions. [2019-12-02 01:20:47,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:20:47,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:20:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 356 states and 1207 transitions. [2019-12-02 01:20:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1207 transitions. [2019-12-02 01:20:47,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:20:47,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,000 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:48,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 357 states and 1208 transitions. [2019-12-02 01:20:48,061 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1208 transitions. [2019-12-02 01:20:48,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:20:48,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 367 states and 1226 transitions. [2019-12-02 01:20:48,538 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1226 transitions. [2019-12-02 01:20:48,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 01:20:48,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,547 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:20:48,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 368 states and 1227 transitions. [2019-12-02 01:20:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1227 transitions. [2019-12-02 01:20:48,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 01:20:48,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 369 states and 1232 transitions. [2019-12-02 01:20:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1232 transitions. [2019-12-02 01:20:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 01:20:48,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,616 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:20:48,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 371 states and 1235 transitions. [2019-12-02 01:20:48,624 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1235 transitions. [2019-12-02 01:20:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 01:20:48,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,633 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:20:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 373 states and 1238 transitions. [2019-12-02 01:20:48,642 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1238 transitions. [2019-12-02 01:20:48,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 01:20:48,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,654 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:20:48,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 375 states and 1241 transitions. [2019-12-02 01:20:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1241 transitions. [2019-12-02 01:20:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 01:20:48,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:48,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 380 states and 1255 transitions. [2019-12-02 01:20:48,703 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1255 transitions. [2019-12-02 01:20:48,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:48,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,715 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:20:48,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 381 states and 1256 transitions. [2019-12-02 01:20:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 1256 transitions. [2019-12-02 01:20:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:48,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,750 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:48,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 382 states and 1261 transitions. [2019-12-02 01:20:48,763 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1261 transitions. [2019-12-02 01:20:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:48,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,773 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:20:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 383 states and 1262 transitions. [2019-12-02 01:20:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1262 transitions. [2019-12-02 01:20:48,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:48,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,790 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:20:48,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 385 states and 1265 transitions. [2019-12-02 01:20:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 1265 transitions. [2019-12-02 01:20:48,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:48,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:20:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 387 states and 1268 transitions. [2019-12-02 01:20:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1268 transitions. [2019-12-02 01:20:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:48,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,854 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:48,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 390 states and 1283 transitions. [2019-12-02 01:20:48,867 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 1283 transitions. [2019-12-02 01:20:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:48,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,898 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 396 states and 1296 transitions. [2019-12-02 01:20:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1296 transitions. [2019-12-02 01:20:48,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:48,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:50,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 409 states and 1374 transitions. [2019-12-02 01:20:50,133 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1374 transitions. [2019-12-02 01:20:50,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 01:20:50,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:50,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 411 states and 1375 transitions. [2019-12-02 01:20:50,315 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1375 transitions. [2019-12-02 01:20:50,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:20:50,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 413 states and 1378 transitions. [2019-12-02 01:20:50,363 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1378 transitions. [2019-12-02 01:20:50,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,373 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 01:20:50,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 414 states and 1410 transitions. [2019-12-02 01:20:50,474 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1410 transitions. [2019-12-02 01:20:50,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:20:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 415 states and 1411 transitions. [2019-12-02 01:20:50,505 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1411 transitions. [2019-12-02 01:20:50,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:20:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 417 states and 1414 transitions. [2019-12-02 01:20:50,539 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1414 transitions. [2019-12-02 01:20:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:20:50,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 418 states and 1415 transitions. [2019-12-02 01:20:50,557 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 1415 transitions. [2019-12-02 01:20:50,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,564 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:20:50,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 419 states and 1416 transitions. [2019-12-02 01:20:50,584 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 1416 transitions. [2019-12-02 01:20:50,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:20:50,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 421 states and 1419 transitions. [2019-12-02 01:20:50,603 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1419 transitions. [2019-12-02 01:20:50,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,638 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:50,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:50,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 425 states and 1429 transitions. [2019-12-02 01:20:50,659 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1429 transitions. [2019-12-02 01:20:50,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:50,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:52,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 440 states and 1521 transitions. [2019-12-02 01:20:52,021 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1521 transitions. [2019-12-02 01:20:52,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 01:20:52,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:20:52,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 442 states and 1523 transitions. [2019-12-02 01:20:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1523 transitions. [2019-12-02 01:20:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,234 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:20:52,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 444 states and 1526 transitions. [2019-12-02 01:20:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1526 transitions. [2019-12-02 01:20:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,251 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:20:52,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 445 states and 1527 transitions. [2019-12-02 01:20:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1527 transitions. [2019-12-02 01:20:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:20:52,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 446 states and 1528 transitions. [2019-12-02 01:20:52,300 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1528 transitions. [2019-12-02 01:20:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,310 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:20:52,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 448 states and 1531 transitions. [2019-12-02 01:20:52,319 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1531 transitions. [2019-12-02 01:20:52,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:20:52,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 449 states and 1532 transitions. [2019-12-02 01:20:52,346 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1532 transitions. [2019-12-02 01:20:52,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,359 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:20:52,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 450 states and 1533 transitions. [2019-12-02 01:20:52,371 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1533 transitions. [2019-12-02 01:20:52,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,383 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:20:52,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 449 states and 1531 transitions. [2019-12-02 01:20:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1531 transitions. [2019-12-02 01:20:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:20:52,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:52,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 449 states and 1530 transitions. [2019-12-02 01:20:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1530 transitions. [2019-12-02 01:20:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:52,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:52,795 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:53,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:53,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 454 states and 1588 transitions. [2019-12-02 01:20:53,407 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1588 transitions. [2019-12-02 01:20:53,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:53,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 457 states and 1638 transitions. [2019-12-02 01:20:53,884 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1638 transitions. [2019-12-02 01:20:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:53,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:53,891 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:54,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:54,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 459 states and 1640 transitions. [2019-12-02 01:20:54,187 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1640 transitions. [2019-12-02 01:20:54,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:54,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:54,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 462 states and 1646 transitions. [2019-12-02 01:20:54,639 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1646 transitions. [2019-12-02 01:20:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:54,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:54,647 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:54,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:54,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 465 states and 1689 transitions. [2019-12-02 01:20:54,919 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1689 transitions. [2019-12-02 01:20:54,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 01:20:54,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:54,927 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 466 states and 1732 transitions. [2019-12-02 01:20:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1732 transitions. [2019-12-02 01:20:54,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 01:20:54,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:54,954 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:20:54,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 467 states and 1733 transitions. [2019-12-02 01:20:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1733 transitions. [2019-12-02 01:20:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 01:20:54,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:54,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:20:54,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 468 states and 1734 transitions. [2019-12-02 01:20:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1734 transitions. [2019-12-02 01:20:54,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 01:20:54,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:54,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:54,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 468 states and 1731 transitions. [2019-12-02 01:20:54,999 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1731 transitions. [2019-12-02 01:20:55,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-02 01:20:55,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:55,007 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:20:55,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:55,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 467 states and 1729 transitions. [2019-12-02 01:20:55,195 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1729 transitions. [2019-12-02 01:20:55,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-02 01:20:55,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:20:55,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 467 states and 1728 transitions. [2019-12-02 01:20:55,389 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1728 transitions. [2019-12-02 01:20:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-02 01:20:55,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:55,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 469 states and 1735 transitions. [2019-12-02 01:20:55,628 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1735 transitions. [2019-12-02 01:20:55,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-02 01:20:55,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:55,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 471 states and 1742 transitions. [2019-12-02 01:20:55,866 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1742 transitions. [2019-12-02 01:20:55,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-02 01:20:55,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:55,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:55,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 471 states and 1739 transitions. [2019-12-02 01:20:55,887 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1739 transitions. [2019-12-02 01:20:55,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-02 01:20:55,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 472 states and 1744 transitions. [2019-12-02 01:20:56,170 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1744 transitions. [2019-12-02 01:20:56,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 01:20:56,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 01:20:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 473 states and 1745 transitions. [2019-12-02 01:20:56,231 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1745 transitions. [2019-12-02 01:20:56,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 01:20:56,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,240 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 475 states and 1750 transitions. [2019-12-02 01:20:56,250 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1750 transitions. [2019-12-02 01:20:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 01:20:56,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 477 states and 1755 transitions. [2019-12-02 01:20:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1755 transitions. [2019-12-02 01:20:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 01:20:56,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,282 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:20:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 460 states and 1685 transitions. [2019-12-02 01:20:56,510 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1685 transitions. [2019-12-02 01:20:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 01:20:56,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,518 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 460 states and 1678 transitions. [2019-12-02 01:20:56,585 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1678 transitions. [2019-12-02 01:20:56,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 01:20:56,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 01:20:56,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 462 states and 1710 transitions. [2019-12-02 01:20:56,763 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1710 transitions. [2019-12-02 01:20:56,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-02 01:20:56,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,796 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 01:20:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 463 states and 1711 transitions. [2019-12-02 01:20:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1711 transitions. [2019-12-02 01:20:56,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-02 01:20:56,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:56,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 465 states and 1714 transitions. [2019-12-02 01:20:56,842 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1714 transitions. [2019-12-02 01:20:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-02 01:20:56,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,850 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:56,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 466 states and 1715 transitions. [2019-12-02 01:20:56,860 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1715 transitions. [2019-12-02 01:20:56,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-02 01:20:56,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:57,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 468 states and 1721 transitions. [2019-12-02 01:20:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1721 transitions. [2019-12-02 01:20:57,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 01:20:57,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,049 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:57,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 470 states and 1724 transitions. [2019-12-02 01:20:57,061 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1724 transitions. [2019-12-02 01:20:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 01:20:57,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:57,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 471 states and 1725 transitions. [2019-12-02 01:20:57,081 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1725 transitions. [2019-12-02 01:20:57,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 01:20:57,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 472 states and 1726 transitions. [2019-12-02 01:20:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1726 transitions. [2019-12-02 01:20:57,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 01:20:57,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,108 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 474 states and 1730 transitions. [2019-12-02 01:20:57,142 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1730 transitions. [2019-12-02 01:20:57,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 01:20:57,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,186 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:20:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 475 states and 1731 transitions. [2019-12-02 01:20:57,206 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1731 transitions. [2019-12-02 01:20:57,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 01:20:57,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,216 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:20:57,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 477 states and 1771 transitions. [2019-12-02 01:20:57,442 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1771 transitions. [2019-12-02 01:20:57,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 01:20:57,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,451 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:20:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 480 states and 1810 transitions. [2019-12-02 01:20:57,658 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1810 transitions. [2019-12-02 01:20:57,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 01:20:57,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:57,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 482 states and 1813 transitions. [2019-12-02 01:20:57,736 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1813 transitions. [2019-12-02 01:20:57,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 01:20:57,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:57,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 483 states and 1814 transitions. [2019-12-02 01:20:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1814 transitions. [2019-12-02 01:20:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 01:20:57,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:57,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 484 states and 1815 transitions. [2019-12-02 01:20:57,810 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1815 transitions. [2019-12-02 01:20:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 01:20:57,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:20:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 485 states and 1816 transitions. [2019-12-02 01:20:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1816 transitions. [2019-12-02 01:20:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 01:20:57,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:57,896 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:20:58,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 489 states and 1858 transitions. [2019-12-02 01:20:58,312 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1858 transitions. [2019-12-02 01:20:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 01:20:58,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:58,354 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:20:58,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:58,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 490 states and 1895 transitions. [2019-12-02 01:20:58,389 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1895 transitions. [2019-12-02 01:20:58,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 01:20:58,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:58,397 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:58,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:58,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 491 states and 1896 transitions. [2019-12-02 01:20:58,432 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1896 transitions. [2019-12-02 01:20:58,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 01:20:58,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:58,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:58,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 493 states and 1899 transitions. [2019-12-02 01:20:58,463 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1899 transitions. [2019-12-02 01:20:58,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 01:20:58,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:58,539 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 494 states and 1900 transitions. [2019-12-02 01:20:59,481 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1900 transitions. [2019-12-02 01:20:59,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-02 01:20:59,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 496 states and 1903 transitions. [2019-12-02 01:20:59,521 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1903 transitions. [2019-12-02 01:20:59,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-02 01:20:59,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,543 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 498 states and 1906 transitions. [2019-12-02 01:20:59,560 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1906 transitions. [2019-12-02 01:20:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:20:59,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,569 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 500 states and 1909 transitions. [2019-12-02 01:20:59,587 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1909 transitions. [2019-12-02 01:20:59,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:20:59,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,599 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 501 states and 1910 transitions. [2019-12-02 01:20:59,618 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1910 transitions. [2019-12-02 01:20:59,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:20:59,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,639 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 503 states and 1913 transitions. [2019-12-02 01:20:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1913 transitions. [2019-12-02 01:20:59,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:20:59,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,665 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:20:59,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 502 states and 1912 transitions. [2019-12-02 01:20:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1912 transitions. [2019-12-02 01:20:59,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:20:59,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,699 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 504 states and 1915 transitions. [2019-12-02 01:20:59,717 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1915 transitions. [2019-12-02 01:20:59,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:20:59,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,739 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 505 states and 1916 transitions. [2019-12-02 01:20:59,758 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1916 transitions. [2019-12-02 01:20:59,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:20:59,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,767 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:20:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:20:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 506 states and 1917 transitions. [2019-12-02 01:20:59,785 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1917 transitions. [2019-12-02 01:20:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:20:59,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:20:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:20:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:02,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 515 states and 1937 transitions. [2019-12-02 01:21:02,532 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1937 transitions. [2019-12-02 01:21:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:21:02,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:02,735 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:05,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:05,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 522 states and 1993 transitions. [2019-12-02 01:21:05,798 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1993 transitions. [2019-12-02 01:21:05,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:21:05,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:05,879 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 525 states and 2035 transitions. [2019-12-02 01:21:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 2035 transitions. [2019-12-02 01:21:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:21:06,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:06,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:06,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 528 states and 2079 transitions. [2019-12-02 01:21:06,414 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 2079 transitions. [2019-12-02 01:21:06,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:21:06,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:06,422 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 530 states and 2080 transitions. [2019-12-02 01:21:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 2080 transitions. [2019-12-02 01:21:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:21:06,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:06,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:06,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 531 states and 2134 transitions. [2019-12-02 01:21:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2134 transitions. [2019-12-02 01:21:06,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:21:06,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 533 states and 2135 transitions. [2019-12-02 01:21:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2135 transitions. [2019-12-02 01:21:07,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 01:21:07,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:07,171 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:07,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 534 states and 2136 transitions. [2019-12-02 01:21:07,190 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 2136 transitions. [2019-12-02 01:21:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:21:07,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:07,201 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:21:07,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:07,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 533 states and 2135 transitions. [2019-12-02 01:21:07,220 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2135 transitions. [2019-12-02 01:21:07,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:21:07,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:07,229 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:21:07,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 532 states and 2134 transitions. [2019-12-02 01:21:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 2134 transitions. [2019-12-02 01:21:07,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 01:21:07,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:07,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 538 states and 2148 transitions. [2019-12-02 01:21:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 2148 transitions. [2019-12-02 01:21:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 01:21:07,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:07,349 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:21:07,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 537 states and 2147 transitions. [2019-12-02 01:21:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 2147 transitions. [2019-12-02 01:21:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 01:21:07,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:07,436 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:07,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 541 states and 2156 transitions. [2019-12-02 01:21:07,454 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 2156 transitions. [2019-12-02 01:21:07,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:21:07,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:07,495 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:21:08,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:08,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 556 states and 2250 transitions. [2019-12-02 01:21:08,902 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 2250 transitions. [2019-12-02 01:21:08,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:21:08,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:08,983 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:09,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 560 states and 2263 transitions. [2019-12-02 01:21:09,002 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 2263 transitions. [2019-12-02 01:21:09,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:21:09,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:21:09,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:09,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 563 states and 2302 transitions. [2019-12-02 01:21:09,473 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 2302 transitions. [2019-12-02 01:21:09,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:21:09,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:09,496 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:21:10,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:10,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 565 states and 2303 transitions. [2019-12-02 01:21:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 2303 transitions. [2019-12-02 01:21:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:21:10,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:10,190 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:21:10,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:10,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 568 states and 2342 transitions. [2019-12-02 01:21:10,736 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 2342 transitions. [2019-12-02 01:21:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:21:10,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:10,746 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 569 states and 2345 transitions. [2019-12-02 01:21:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 2345 transitions. [2019-12-02 01:21:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:21:11,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:11,193 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:21:11,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:11,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 570 states and 2348 transitions. [2019-12-02 01:21:11,497 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 2348 transitions. [2019-12-02 01:21:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:21:11,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:11,694 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:15,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:15,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 586 states and 2457 transitions. [2019-12-02 01:21:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 2457 transitions. [2019-12-02 01:21:15,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:21:15,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 589 states and 2498 transitions. [2019-12-02 01:21:15,653 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 2498 transitions. [2019-12-02 01:21:15,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:21:15,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:15,665 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:17,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 592 states and 2550 transitions. [2019-12-02 01:21:17,144 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 2550 transitions. [2019-12-02 01:21:17,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:21:17,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:17,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 594 states and 2551 transitions. [2019-12-02 01:21:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 2551 transitions. [2019-12-02 01:21:17,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 01:21:17,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:17,431 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:18,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:18,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 595 states and 2554 transitions. [2019-12-02 01:21:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 2554 transitions. [2019-12-02 01:21:18,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 01:21:18,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:21:18,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:18,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 596 states and 2557 transitions. [2019-12-02 01:21:18,538 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 2557 transitions. [2019-12-02 01:21:18,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 01:21:18,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:18,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:21:18,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:18,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 597 states and 2561 transitions. [2019-12-02 01:21:18,771 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 2561 transitions. [2019-12-02 01:21:18,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 01:21:18,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:18,782 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 598 states and 2565 transitions. [2019-12-02 01:21:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 2565 transitions. [2019-12-02 01:21:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 01:21:18,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:18,952 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:21:20,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:20,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 600 states and 2570 transitions. [2019-12-02 01:21:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 2570 transitions. [2019-12-02 01:21:20,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 01:21:20,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:21:21,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:21,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 601 states and 2573 transitions. [2019-12-02 01:21:21,817 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 2573 transitions. [2019-12-02 01:21:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 01:21:21,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:21,828 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:21:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:21,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 601 states and 2569 transitions. [2019-12-02 01:21:21,898 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 2569 transitions. [2019-12-02 01:21:21,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 01:21:21,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:21,911 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:21,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:21,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 601 states and 2562 transitions. [2019-12-02 01:21:21,967 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 2562 transitions. [2019-12-02 01:21:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:21:21,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:21:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:22,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 602 states and 2565 transitions. [2019-12-02 01:21:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 2565 transitions. [2019-12-02 01:21:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:21:22,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:21:22,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:22,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 604 states and 2570 transitions. [2019-12-02 01:21:22,522 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 2570 transitions. [2019-12-02 01:21:22,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:21:22,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:22,531 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:22,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:22,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 606 states and 2575 transitions. [2019-12-02 01:21:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 2575 transitions. [2019-12-02 01:21:22,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:21:22,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:22,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:22,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 607 states and 2576 transitions. [2019-12-02 01:21:22,618 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 2576 transitions. [2019-12-02 01:21:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:21:22,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:22,628 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:21:22,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 608 states and 2577 transitions. [2019-12-02 01:21:22,641 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 2577 transitions. [2019-12-02 01:21:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 01:21:22,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:21:22,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:22,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 609 states and 2582 transitions. [2019-12-02 01:21:22,870 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 2582 transitions. [2019-12-02 01:21:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 01:21:22,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:23,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:23,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 610 states and 2583 transitions. [2019-12-02 01:21:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 2583 transitions. [2019-12-02 01:21:23,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 01:21:23,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:21:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 611 states and 2584 transitions. [2019-12-02 01:21:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 2584 transitions. [2019-12-02 01:21:23,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 01:21:23,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:23,228 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:23,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 612 states and 2585 transitions. [2019-12-02 01:21:23,270 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 2585 transitions. [2019-12-02 01:21:23,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-02 01:21:23,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:21:23,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 612 states and 2573 transitions. [2019-12-02 01:21:23,372 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 2573 transitions. [2019-12-02 01:21:23,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-02 01:21:23,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:23,402 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:23,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:23,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 613 states and 2574 transitions. [2019-12-02 01:21:23,558 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 2574 transitions. [2019-12-02 01:21:23,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-02 01:21:23,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:21:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:23,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 615 states and 2579 transitions. [2019-12-02 01:21:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 2579 transitions. [2019-12-02 01:21:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-02 01:21:23,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:23,660 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:21:23,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 616 states and 2580 transitions. [2019-12-02 01:21:23,709 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 2580 transitions. [2019-12-02 01:21:23,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 01:21:23,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:23,720 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:21:24,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:24,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 617 states and 2581 transitions. [2019-12-02 01:21:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 2581 transitions. [2019-12-02 01:21:24,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 01:21:24,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:24,044 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:21:24,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 618 states and 2582 transitions. [2019-12-02 01:21:24,070 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 2582 transitions. [2019-12-02 01:21:24,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 01:21:24,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 620 states and 2586 transitions. [2019-12-02 01:21:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 2586 transitions. [2019-12-02 01:21:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 01:21:25,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:21:25,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:25,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 621 states and 2587 transitions. [2019-12-02 01:21:25,704 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 2587 transitions. [2019-12-02 01:21:25,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 01:21:25,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:21:25,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:25,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 622 states and 2588 transitions. [2019-12-02 01:21:25,738 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 2588 transitions. [2019-12-02 01:21:25,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 01:21:25,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:25,765 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:21:25,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:25,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 623 states and 2589 transitions. [2019-12-02 01:21:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 2589 transitions. [2019-12-02 01:21:25,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-02 01:21:25,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:25,810 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:21:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 624 states and 2590 transitions. [2019-12-02 01:21:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2590 transitions. [2019-12-02 01:21:25,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 01:21:25,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:25,846 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 01:21:25,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:25,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 623 states and 2589 transitions. [2019-12-02 01:21:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 2589 transitions. [2019-12-02 01:21:25,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 01:21:25,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:26,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 629 states and 2636 transitions. [2019-12-02 01:21:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 2636 transitions. [2019-12-02 01:21:26,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 01:21:26,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:21:26,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:26,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 631 states and 2639 transitions. [2019-12-02 01:21:26,398 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 2639 transitions. [2019-12-02 01:21:26,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 01:21:26,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:21:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 632 states and 2640 transitions. [2019-12-02 01:21:26,454 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 2640 transitions. [2019-12-02 01:21:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 01:21:26,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:29,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 643 states and 2667 transitions. [2019-12-02 01:21:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 2667 transitions. [2019-12-02 01:21:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 01:21:29,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:30,064 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:31,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 646 states and 2711 transitions. [2019-12-02 01:21:31,451 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 2711 transitions. [2019-12-02 01:21:31,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 01:21:31,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:31,473 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 648 states and 2714 transitions. [2019-12-02 01:21:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 2714 transitions. [2019-12-02 01:21:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 01:21:31,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:31,509 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:31,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 649 states and 2715 transitions. [2019-12-02 01:21:31,533 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 2715 transitions. [2019-12-02 01:21:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 01:21:31,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:31,559 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:21:31,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 650 states and 2716 transitions. [2019-12-02 01:21:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 2716 transitions. [2019-12-02 01:21:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 01:21:31,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:31,599 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:31,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 651 states and 2717 transitions. [2019-12-02 01:21:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 2717 transitions. [2019-12-02 01:21:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 01:21:31,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:31,633 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 01:21:31,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:31,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 650 states and 2716 transitions. [2019-12-02 01:21:31,651 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 2716 transitions. [2019-12-02 01:21:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-02 01:21:31,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:31,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 656 states and 2733 transitions. [2019-12-02 01:21:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 2733 transitions. [2019-12-02 01:21:31,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 01:21:31,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 01:21:31,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:31,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 655 states and 2732 transitions. [2019-12-02 01:21:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 2732 transitions. [2019-12-02 01:21:31,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 01:21:31,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:32,005 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:35,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:35,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 663 states and 2789 transitions. [2019-12-02 01:21:35,630 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 2789 transitions. [2019-12-02 01:21:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 01:21:35,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:35,641 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:36,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 666 states and 2836 transitions. [2019-12-02 01:21:36,528 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 2836 transitions. [2019-12-02 01:21:36,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 01:21:36,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:36,549 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:37,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 669 states and 2894 transitions. [2019-12-02 01:21:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 2894 transitions. [2019-12-02 01:21:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 01:21:37,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:38,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:38,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 671 states and 2895 transitions. [2019-12-02 01:21:38,097 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 2895 transitions. [2019-12-02 01:21:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 01:21:38,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:38,290 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 01:21:38,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:38,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 676 states and 2917 transitions. [2019-12-02 01:21:38,320 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 2917 transitions. [2019-12-02 01:21:38,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 01:21:38,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:38,464 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:21:38,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:38,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 677 states and 2919 transitions. [2019-12-02 01:21:38,614 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 2919 transitions. [2019-12-02 01:21:38,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 01:21:38,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:38,644 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:39,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:39,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 678 states and 2921 transitions. [2019-12-02 01:21:39,042 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2921 transitions. [2019-12-02 01:21:39,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 01:21:39,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:39,172 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:39,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:39,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 679 states and 2923 transitions. [2019-12-02 01:21:39,563 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 2923 transitions. [2019-12-02 01:21:39,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 01:21:39,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:39,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:39,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 679 states and 2919 transitions. [2019-12-02 01:21:39,990 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 2919 transitions. [2019-12-02 01:21:39,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 01:21:39,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:40,022 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:40,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:40,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 679 states and 2912 transitions. [2019-12-02 01:21:40,093 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 2912 transitions. [2019-12-02 01:21:40,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:21:40,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:40,109 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 01:21:45,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:45,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 715 states and 3092 transitions. [2019-12-02 01:21:45,991 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 3092 transitions. [2019-12-02 01:21:45,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:21:45,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:46,116 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:46,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:46,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 716 states and 3095 transitions. [2019-12-02 01:21:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 3095 transitions. [2019-12-02 01:21:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:21:46,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:46,549 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 01:21:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:49,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 722 states and 3189 transitions. [2019-12-02 01:21:49,337 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 3189 transitions. [2019-12-02 01:21:49,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:21:49,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:49,367 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:49,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:49,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 723 states and 3192 transitions. [2019-12-02 01:21:49,540 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 3192 transitions. [2019-12-02 01:21:49,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:21:49,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:49,555 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 01:21:50,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:50,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 726 states and 3232 transitions. [2019-12-02 01:21:50,194 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 3232 transitions. [2019-12-02 01:21:50,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:21:50,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:50,209 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 01:21:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:52,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 731 states and 3281 transitions. [2019-12-02 01:21:52,083 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 3281 transitions. [2019-12-02 01:21:52,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:21:52,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:52,108 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 01:21:52,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:52,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 733 states and 3282 transitions. [2019-12-02 01:21:52,469 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 3282 transitions. [2019-12-02 01:21:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:21:52,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:52,483 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:57,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:57,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 753 states and 3423 transitions. [2019-12-02 01:21:57,514 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 3423 transitions. [2019-12-02 01:21:57,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:21:57,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:57,545 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:58,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:58,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 754 states and 3427 transitions. [2019-12-02 01:21:58,011 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 3427 transitions. [2019-12-02 01:21:58,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:21:58,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:58,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:58,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 757 states and 3466 transitions. [2019-12-02 01:21:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 3466 transitions. [2019-12-02 01:21:58,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:21:58,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:58,916 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:21:59,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:21:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3470 states to 758 states and 3470 transitions. [2019-12-02 01:21:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 3470 transitions. [2019-12-02 01:21:59,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:21:59,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:21:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:21:59,373 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:00,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 761 states and 3520 transitions. [2019-12-02 01:22:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 3520 transitions. [2019-12-02 01:22:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:22:00,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:01,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 764 states and 3525 transitions. [2019-12-02 01:22:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 3525 transitions. [2019-12-02 01:22:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:22:01,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:01,383 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:02,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:02,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 765 states and 3529 transitions. [2019-12-02 01:22:02,089 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 3529 transitions. [2019-12-02 01:22:02,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:22:02,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:02,102 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:02,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:02,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 767 states and 3530 transitions. [2019-12-02 01:22:02,476 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 3530 transitions. [2019-12-02 01:22:02,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:22:02,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:02,574 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:03,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:03,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 768 states and 3533 transitions. [2019-12-02 01:22:03,419 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 3533 transitions. [2019-12-02 01:22:03,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:22:03,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:03,546 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 769 states and 3536 transitions. [2019-12-02 01:22:03,921 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 3536 transitions. [2019-12-02 01:22:03,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:22:03,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:04,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:04,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 769 states and 3529 transitions. [2019-12-02 01:22:04,002 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 3529 transitions. [2019-12-02 01:22:04,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:22:04,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:04,033 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:04,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 770 states and 3532 transitions. [2019-12-02 01:22:04,080 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 3532 transitions. [2019-12-02 01:22:04,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:22:04,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:04,208 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:04,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 770 states and 3528 transitions. [2019-12-02 01:22:04,228 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 3528 transitions. [2019-12-02 01:22:04,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:22:04,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:04,525 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:22:04,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:04,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 771 states and 3531 transitions. [2019-12-02 01:22:04,997 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 3531 transitions. [2019-12-02 01:22:04,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:22:04,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:22:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 774 states and 3574 transitions. [2019-12-02 01:22:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 3574 transitions. [2019-12-02 01:22:06,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:22:06,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:06,695 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:22:07,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 775 states and 3574 transitions. [2019-12-02 01:22:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 3574 transitions. [2019-12-02 01:22:07,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-02 01:22:07,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:07,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 775 states and 3567 transitions. [2019-12-02 01:22:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 3567 transitions. [2019-12-02 01:22:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-02 01:22:07,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:07,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:07,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 775 states and 3563 transitions. [2019-12-02 01:22:07,324 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 3563 transitions. [2019-12-02 01:22:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-02 01:22:07,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:07,491 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:07,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 776 states and 3567 transitions. [2019-12-02 01:22:07,571 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 3567 transitions. [2019-12-02 01:22:07,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-02 01:22:07,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:07,666 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:07,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 777 states and 3571 transitions. [2019-12-02 01:22:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 3571 transitions. [2019-12-02 01:22:07,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 01:22:07,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:07,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 778 states and 3575 transitions. [2019-12-02 01:22:07,845 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3575 transitions. [2019-12-02 01:22:07,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 01:22:07,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:08,013 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:08,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 779 states and 3579 transitions. [2019-12-02 01:22:08,111 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 3579 transitions. [2019-12-02 01:22:08,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 01:22:08,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:22:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 780 states and 3581 transitions. [2019-12-02 01:22:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 3581 transitions. [2019-12-02 01:22:08,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 01:22:08,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:08,635 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:08,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 781 states and 3584 transitions. [2019-12-02 01:22:08,699 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 3584 transitions. [2019-12-02 01:22:08,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 01:22:08,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:08,798 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:08,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 781 states and 3577 transitions. [2019-12-02 01:22:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 3577 transitions. [2019-12-02 01:22:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 01:22:08,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:09,180 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 01:22:09,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 782 states and 3579 transitions. [2019-12-02 01:22:09,217 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 3579 transitions. [2019-12-02 01:22:09,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-02 01:22:09,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:09,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:09,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 783 states and 3582 transitions. [2019-12-02 01:22:09,924 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 3582 transitions. [2019-12-02 01:22:09,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-02 01:22:09,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:10,022 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:10,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 783 states and 3575 transitions. [2019-12-02 01:22:10,085 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 3575 transitions. [2019-12-02 01:22:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-02 01:22:10,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:10,099 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 01:22:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:10,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 784 states and 3578 transitions. [2019-12-02 01:22:10,917 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 3578 transitions. [2019-12-02 01:22:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-02 01:22:10,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:10,930 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 01:22:11,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:11,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 785 states and 3581 transitions. [2019-12-02 01:22:11,322 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 3581 transitions. [2019-12-02 01:22:11,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-02 01:22:11,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:11,341 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 01:22:11,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:11,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 786 states and 3582 transitions. [2019-12-02 01:22:11,747 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 3582 transitions. [2019-12-02 01:22:11,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-02 01:22:11,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:11,761 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 01:22:11,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 787 states and 3585 transitions. [2019-12-02 01:22:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 3585 transitions. [2019-12-02 01:22:11,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:22:11,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:11,860 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:22:11,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:11,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 788 states and 3586 transitions. [2019-12-02 01:22:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 3586 transitions. [2019-12-02 01:22:11,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:22:11,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:12,095 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:12,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 789 states and 3589 transitions. [2019-12-02 01:22:12,176 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 3589 transitions. [2019-12-02 01:22:12,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:22:12,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:12,343 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:12,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:12,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 789 states and 3580 transitions. [2019-12-02 01:22:12,423 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 3580 transitions. [2019-12-02 01:22:12,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:22:12,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 798 states and 3637 transitions. [2019-12-02 01:22:14,401 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 3637 transitions. [2019-12-02 01:22:14,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:22:14,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:14,482 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:14,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 802 states and 3650 transitions. [2019-12-02 01:22:14,516 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 3650 transitions. [2019-12-02 01:22:14,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:22:14,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:14,538 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:15,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 803 states and 3651 transitions. [2019-12-02 01:22:15,563 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 3651 transitions. [2019-12-02 01:22:15,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:22:15,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:15,578 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 01:22:15,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:15,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 804 states and 3654 transitions. [2019-12-02 01:22:15,663 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 3654 transitions. [2019-12-02 01:22:15,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:22:15,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:16,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 805 states and 3655 transitions. [2019-12-02 01:22:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 3655 transitions. [2019-12-02 01:22:16,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:16,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:16,156 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 01:22:16,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:16,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 806 states and 3656 transitions. [2019-12-02 01:22:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 3656 transitions. [2019-12-02 01:22:16,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:16,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 01:22:16,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 807 states and 3657 transitions. [2019-12-02 01:22:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 3657 transitions. [2019-12-02 01:22:16,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:16,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:16,274 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 01:22:16,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:16,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 808 states and 3660 transitions. [2019-12-02 01:22:16,462 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 3660 transitions. [2019-12-02 01:22:16,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:16,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:16,485 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 01:22:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 808 states and 3652 transitions. [2019-12-02 01:22:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 3652 transitions. [2019-12-02 01:22:16,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:16,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:16,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:16,739 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 01:22:16,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:16,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 808 states and 3643 transitions. [2019-12-02 01:22:16,822 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 3643 transitions. [2019-12-02 01:22:16,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:16,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:16,865 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:22:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 835 states and 3773 transitions. [2019-12-02 01:22:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 3773 transitions. [2019-12-02 01:22:25,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:25,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:22:27,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:27,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 844 states and 3868 transitions. [2019-12-02 01:22:27,131 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 3868 transitions. [2019-12-02 01:22:27,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:27,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:27,193 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:22:30,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:30,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 853 states and 3949 transitions. [2019-12-02 01:22:30,921 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 3949 transitions. [2019-12-02 01:22:30,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:30,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:30,968 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:22:33,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:33,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 861 states and 4003 transitions. [2019-12-02 01:22:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 4003 transitions. [2019-12-02 01:22:33,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:33,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:33,547 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:22:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:34,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 863 states and 4004 transitions. [2019-12-02 01:22:34,492 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 4004 transitions. [2019-12-02 01:22:34,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:22:34,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:34,507 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-02 01:22:35,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:35,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 864 states and 4005 transitions. [2019-12-02 01:22:35,036 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 4005 transitions. [2019-12-02 01:22:35,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 01:22:35,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:35,068 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 01:22:35,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:35,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 865 states and 4006 transitions. [2019-12-02 01:22:35,099 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 4006 transitions. [2019-12-02 01:22:35,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 01:22:35,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:35,114 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 01:22:35,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:35,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 865 states and 3998 transitions. [2019-12-02 01:22:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 3998 transitions. [2019-12-02 01:22:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 01:22:35,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:35,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:35,680 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:39,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:39,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 875 states and 4085 transitions. [2019-12-02 01:22:39,012 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 4085 transitions. [2019-12-02 01:22:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 01:22:39,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:39,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:39,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 883 states and 4136 transitions. [2019-12-02 01:22:39,855 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 4136 transitions. [2019-12-02 01:22:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 01:22:39,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:39,871 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:40,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:40,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 891 states and 4191 transitions. [2019-12-02 01:22:40,984 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 4191 transitions. [2019-12-02 01:22:40,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 01:22:40,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:40,999 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:42,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 898 states and 4240 transitions. [2019-12-02 01:22:42,163 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 4240 transitions. [2019-12-02 01:22:42,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 01:22:42,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-02 01:22:42,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 899 states and 4241 transitions. [2019-12-02 01:22:42,226 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 4241 transitions. [2019-12-02 01:22:42,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 01:22:42,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,307 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:42,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 905 states and 4253 transitions. [2019-12-02 01:22:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 4253 transitions. [2019-12-02 01:22:42,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 01:22:42,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,347 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-02 01:22:42,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 906 states and 4254 transitions. [2019-12-02 01:22:42,390 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 4254 transitions. [2019-12-02 01:22:42,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 01:22:42,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,406 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 01:22:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 907 states and 4255 transitions. [2019-12-02 01:22:42,436 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 4255 transitions. [2019-12-02 01:22:42,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 01:22:42,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:22:42,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 909 states and 4258 transitions. [2019-12-02 01:22:42,507 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 4258 transitions. [2019-12-02 01:22:42,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 01:22:42,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:22:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 910 states and 4259 transitions. [2019-12-02 01:22:42,575 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 4259 transitions. [2019-12-02 01:22:42,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-02 01:22:42,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,593 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 01:22:42,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 911 states and 4260 transitions. [2019-12-02 01:22:42,643 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 4260 transitions. [2019-12-02 01:22:42,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-02 01:22:42,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,729 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 01:22:42,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 915 states and 4271 transitions. [2019-12-02 01:22:42,753 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 4271 transitions. [2019-12-02 01:22:42,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-02 01:22:42,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 01:22:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 916 states and 4272 transitions. [2019-12-02 01:22:42,799 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 4272 transitions. [2019-12-02 01:22:42,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-02 01:22:42,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,816 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 01:22:42,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4273 states to 917 states and 4273 transitions. [2019-12-02 01:22:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 4273 transitions. [2019-12-02 01:22:42,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 01:22:42,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 01:22:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 918 states and 4274 transitions. [2019-12-02 01:22:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 4274 transitions. [2019-12-02 01:22:42,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 01:22:42,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:42,938 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:43,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:43,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 918 states and 4266 transitions. [2019-12-02 01:22:43,266 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 4266 transitions. [2019-12-02 01:22:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 01:22:43,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:43,289 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:43,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:43,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 918 states and 4258 transitions. [2019-12-02 01:22:43,813 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 4258 transitions. [2019-12-02 01:22:43,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 01:22:43,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:43,851 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:44,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:44,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 918 states and 4248 transitions. [2019-12-02 01:22:44,524 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 4248 transitions. [2019-12-02 01:22:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 01:22:44,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:44,547 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 918 states and 4240 transitions. [2019-12-02 01:22:44,802 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 4240 transitions. [2019-12-02 01:22:44,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-02 01:22:44,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:44,824 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:45,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 920 states and 4245 transitions. [2019-12-02 01:22:45,190 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 4245 transitions. [2019-12-02 01:22:45,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-02 01:22:45,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:45,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 922 states and 4248 transitions. [2019-12-02 01:22:45,288 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 4248 transitions. [2019-12-02 01:22:45,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-02 01:22:45,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:45,337 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:45,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 924 states and 4251 transitions. [2019-12-02 01:22:45,403 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 4251 transitions. [2019-12-02 01:22:45,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-02 01:22:45,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:45,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 926 states and 4254 transitions. [2019-12-02 01:22:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 4254 transitions. [2019-12-02 01:22:45,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-02 01:22:45,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:45,694 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 01:22:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:45,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 927 states and 4259 transitions. [2019-12-02 01:22:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 4259 transitions. [2019-12-02 01:22:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-02 01:22:45,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:45,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:45,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 929 states and 4262 transitions. [2019-12-02 01:22:45,806 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 4262 transitions. [2019-12-02 01:22:45,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-02 01:22:45,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:45,832 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:45,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:45,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4265 states to 931 states and 4265 transitions. [2019-12-02 01:22:45,910 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 4265 transitions. [2019-12-02 01:22:45,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:45,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:45,956 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:46,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:46,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 933 states and 4269 transitions. [2019-12-02 01:22:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 4269 transitions. [2019-12-02 01:22:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:46,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:46,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 935 states and 4272 transitions. [2019-12-02 01:22:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 4272 transitions. [2019-12-02 01:22:46,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:46,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:46,612 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:46,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:46,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4273 states to 936 states and 4273 transitions. [2019-12-02 01:22:46,662 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 4273 transitions. [2019-12-02 01:22:46,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:46,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:46,678 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:46,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:46,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 938 states and 4276 transitions. [2019-12-02 01:22:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 4276 transitions. [2019-12-02 01:22:46,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:46,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:46,716 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:46,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:46,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 940 states and 4279 transitions. [2019-12-02 01:22:46,738 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 4279 transitions. [2019-12-02 01:22:46,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:46,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:46,754 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:46,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:46,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 942 states and 4282 transitions. [2019-12-02 01:22:46,776 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 4282 transitions. [2019-12-02 01:22:46,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:46,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:46,792 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:46,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:46,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 944 states and 4285 transitions. [2019-12-02 01:22:46,814 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 4285 transitions. [2019-12-02 01:22:46,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:46,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:46,838 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:47,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:47,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 946 states and 4289 transitions. [2019-12-02 01:22:47,137 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 4289 transitions. [2019-12-02 01:22:47,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:47,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 01:22:47,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 947 states and 4290 transitions. [2019-12-02 01:22:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 4290 transitions. [2019-12-02 01:22:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 01:22:47,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:47,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:47,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4293 states to 949 states and 4293 transitions. [2019-12-02 01:22:47,430 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 4293 transitions. [2019-12-02 01:22:47,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:47,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:47,490 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:47,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:47,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 951 states and 4296 transitions. [2019-12-02 01:22:47,576 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 4296 transitions. [2019-12-02 01:22:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:47,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:47,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 953 states and 4299 transitions. [2019-12-02 01:22:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 4299 transitions. [2019-12-02 01:22:47,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:47,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:47,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:47,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 955 states and 4302 transitions. [2019-12-02 01:22:47,730 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 4302 transitions. [2019-12-02 01:22:47,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:47,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:47,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:47,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 956 states and 4303 transitions. [2019-12-02 01:22:47,804 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 4303 transitions. [2019-12-02 01:22:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:47,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:47,850 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:47,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:47,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 958 states and 4307 transitions. [2019-12-02 01:22:47,898 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 4307 transitions. [2019-12-02 01:22:47,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:47,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:48,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:48,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4311 states to 960 states and 4311 transitions. [2019-12-02 01:22:48,316 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 4311 transitions. [2019-12-02 01:22:48,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:48,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:48,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 961 states and 4312 transitions. [2019-12-02 01:22:48,451 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 4312 transitions. [2019-12-02 01:22:48,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:48,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:48,479 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:48,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:48,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 962 states and 4313 transitions. [2019-12-02 01:22:48,504 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 4313 transitions. [2019-12-02 01:22:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:48,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:48,549 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:48,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 964 states and 4316 transitions. [2019-12-02 01:22:48,599 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 4316 transitions. [2019-12-02 01:22:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 01:22:48,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:48,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:48,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 966 states and 4319 transitions. [2019-12-02 01:22:48,642 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 4319 transitions. [2019-12-02 01:22:48,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:48,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:48,721 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:48,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:48,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 968 states and 4322 transitions. [2019-12-02 01:22:48,770 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 4322 transitions. [2019-12-02 01:22:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:48,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:48,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:48,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4325 states to 970 states and 4325 transitions. [2019-12-02 01:22:48,870 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 4325 transitions. [2019-12-02 01:22:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:48,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 972 states and 4328 transitions. [2019-12-02 01:22:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 4328 transitions. [2019-12-02 01:22:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:48,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:49,020 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:49,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:49,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 973 states and 4329 transitions. [2019-12-02 01:22:49,069 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 4329 transitions. [2019-12-02 01:22:49,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:49,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:49,087 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 975 states and 4332 transitions. [2019-12-02 01:22:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 4332 transitions. [2019-12-02 01:22:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:49,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:49,156 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 976 states and 4333 transitions. [2019-12-02 01:22:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 4333 transitions. [2019-12-02 01:22:49,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:49,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:49,226 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-02 01:22:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:50,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 978 states and 4337 transitions. [2019-12-02 01:22:50,167 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 4337 transitions. [2019-12-02 01:22:50,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:50,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:50,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 980 states and 4341 transitions. [2019-12-02 01:22:50,207 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 4341 transitions. [2019-12-02 01:22:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:50,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:50,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:50,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 982 states and 4344 transitions. [2019-12-02 01:22:50,303 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 4344 transitions. [2019-12-02 01:22:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:50,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:50,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:50,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 983 states and 4345 transitions. [2019-12-02 01:22:50,398 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 4345 transitions. [2019-12-02 01:22:50,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:50,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:50,415 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:50,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 984 states and 4346 transitions. [2019-12-02 01:22:50,438 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 4346 transitions. [2019-12-02 01:22:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:50,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:50,456 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-02 01:22:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 985 states and 4347 transitions. [2019-12-02 01:22:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 4347 transitions. [2019-12-02 01:22:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:51,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:51,367 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 01:22:51,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 986 states and 4348 transitions. [2019-12-02 01:22:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 4348 transitions. [2019-12-02 01:22:51,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:51,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:51,434 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-02 01:22:51,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:51,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 985 states and 4346 transitions. [2019-12-02 01:22:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 4346 transitions. [2019-12-02 01:22:51,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:51,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:51,923 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 986 states and 4347 transitions. [2019-12-02 01:22:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 4347 transitions. [2019-12-02 01:22:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:51,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:51,989 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:52,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 988 states and 4350 transitions. [2019-12-02 01:22:52,013 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 4350 transitions. [2019-12-02 01:22:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:52,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-02 01:22:52,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:52,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 988 states and 4348 transitions. [2019-12-02 01:22:52,506 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 4348 transitions. [2019-12-02 01:22:52,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 01:22:52,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:52,551 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 01:22:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4349 states to 989 states and 4349 transitions. [2019-12-02 01:22:52,861 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 4349 transitions. [2019-12-02 01:22:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:52,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-02 01:22:52,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:52,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 990 states and 4350 transitions. [2019-12-02 01:22:52,958 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 4350 transitions. [2019-12-02 01:22:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:52,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:52,976 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 992 states and 4353 transitions. [2019-12-02 01:22:53,001 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 4353 transitions. [2019-12-02 01:22:53,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 994 states and 4356 transitions. [2019-12-02 01:22:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 4356 transitions. [2019-12-02 01:22:53,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4357 states to 995 states and 4357 transitions. [2019-12-02 01:22:53,138 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 4357 transitions. [2019-12-02 01:22:53,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:53,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 996 states and 4358 transitions. [2019-12-02 01:22:53,238 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 4358 transitions. [2019-12-02 01:22:53,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 997 states and 4359 transitions. [2019-12-02 01:22:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 4359 transitions. [2019-12-02 01:22:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,297 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 998 states and 4360 transitions. [2019-12-02 01:22:53,322 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 4360 transitions. [2019-12-02 01:22:53,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,339 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 1000 states and 4363 transitions. [2019-12-02 01:22:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 4363 transitions. [2019-12-02 01:22:53,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,409 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:53,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4364 states to 1001 states and 4364 transitions. [2019-12-02 01:22:53,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 4364 transitions. [2019-12-02 01:22:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,476 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 1003 states and 4367 transitions. [2019-12-02 01:22:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 4367 transitions. [2019-12-02 01:22:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,547 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 01:22:53,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 1004 states and 4368 transitions. [2019-12-02 01:22:53,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 4368 transitions. [2019-12-02 01:22:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,643 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 1005 states and 4369 transitions. [2019-12-02 01:22:53,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 4369 transitions. [2019-12-02 01:22:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 01:22:53,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 1006 states and 4370 transitions. [2019-12-02 01:22:53,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 4370 transitions. [2019-12-02 01:22:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-02 01:22:53,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,726 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 1007 states and 4371 transitions. [2019-12-02 01:22:53,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 4371 transitions. [2019-12-02 01:22:53,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-02 01:22:53,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 1008 states and 4372 transitions. [2019-12-02 01:22:53,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 4372 transitions. [2019-12-02 01:22:53,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-02 01:22:53,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 1009 states and 4373 transitions. [2019-12-02 01:22:53,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 4373 transitions. [2019-12-02 01:22:53,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-02 01:22:53,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:22:53,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 1010 states and 4374 transitions. [2019-12-02 01:22:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 4374 transitions. [2019-12-02 01:22:53,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-02 01:22:53,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:53,935 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 01:22:54,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:22:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4375 states to 1011 states and 4375 transitions. [2019-12-02 01:22:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 4375 transitions. [2019-12-02 01:22:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-02 01:22:54,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:22:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:22:54,763 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:23:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4515 states to 1059 states and 4515 transitions. [2019-12-02 01:23:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 4515 transitions. [2019-12-02 01:23:11,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-02 01:23:11,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:11,853 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:23:13,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:13,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4590 states to 1065 states and 4590 transitions. [2019-12-02 01:23:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 4590 transitions. [2019-12-02 01:23:13,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-02 01:23:13,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-02 01:23:14,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:14,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4594 states to 1067 states and 4594 transitions. [2019-12-02 01:23:14,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 4594 transitions. [2019-12-02 01:23:14,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-02 01:23:14,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:14,914 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 01:23:21,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:21,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 1077 states and 4644 transitions. [2019-12-02 01:23:21,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 4644 transitions. [2019-12-02 01:23:21,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-02 01:23:21,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-02 01:23:22,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:22,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4643 states to 1077 states and 4643 transitions. [2019-12-02 01:23:22,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 4643 transitions. [2019-12-02 01:23:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-02 01:23:22,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 01:23:22,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:22,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 1078 states and 4644 transitions. [2019-12-02 01:23:22,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 4644 transitions. [2019-12-02 01:23:22,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-02 01:23:22,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 01:23:22,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:22,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 1079 states and 4645 transitions. [2019-12-02 01:23:22,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 4645 transitions. [2019-12-02 01:23:22,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-02 01:23:22,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:22,561 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 12 proven. 43 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 01:23:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:22,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 1080 states and 4645 transitions. [2019-12-02 01:23:22,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 4645 transitions. [2019-12-02 01:23:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-02 01:23:22,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 01:23:24,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:24,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4718 states to 1093 states and 4718 transitions. [2019-12-02 01:23:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 4718 transitions. [2019-12-02 01:23:24,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 01:23:24,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:25,146 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 01:23:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 1099 states and 4742 transitions. [2019-12-02 01:23:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 4742 transitions. [2019-12-02 01:23:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 01:23:25,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 14 proven. 57 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 01:23:26,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:26,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 1110 states and 4802 transitions. [2019-12-02 01:23:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 4802 transitions. [2019-12-02 01:23:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 01:23:26,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 01:23:27,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:27,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 1112 states and 4803 transitions. [2019-12-02 01:23:27,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4803 transitions. [2019-12-02 01:23:27,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 01:23:27,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:27,099 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:28,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 1113 states and 4804 transitions. [2019-12-02 01:23:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 4804 transitions. [2019-12-02 01:23:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 01:23:28,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:28,105 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 1113 states and 4802 transitions. [2019-12-02 01:23:28,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 4802 transitions. [2019-12-02 01:23:28,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 01:23:28,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:29,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4800 states to 1112 states and 4800 transitions. [2019-12-02 01:23:29,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4800 transitions. [2019-12-02 01:23:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-02 01:23:29,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:29,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:29,231 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 14 proven. 79 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:23:30,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:30,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4805 states to 1116 states and 4805 transitions. [2019-12-02 01:23:30,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 4805 transitions. [2019-12-02 01:23:30,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 01:23:30,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:30,587 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-02 01:23:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:30,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4827 states to 1120 states and 4827 transitions. [2019-12-02 01:23:30,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 4827 transitions. [2019-12-02 01:23:30,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 01:23:30,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:30,666 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-12-02 01:23:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:33,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 1134 states and 4920 transitions. [2019-12-02 01:23:33,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 4920 transitions. [2019-12-02 01:23:33,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 01:23:33,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:33,792 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-12-02 01:23:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:36,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4990 states to 1145 states and 4990 transitions. [2019-12-02 01:23:36,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 4990 transitions. [2019-12-02 01:23:36,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 01:23:36,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:36,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:36,620 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-12-02 01:23:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:37,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5026 states to 1148 states and 5026 transitions. [2019-12-02 01:23:37,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 5026 transitions. [2019-12-02 01:23:37,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 01:23:37,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:37,117 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 14 proven. 54 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-02 01:23:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5079 states to 1157 states and 5079 transitions. [2019-12-02 01:23:41,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 5079 transitions. [2019-12-02 01:23:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-02 01:23:41,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:41,794 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 56 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:42,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 1157 states and 5078 transitions. [2019-12-02 01:23:42,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 5078 transitions. [2019-12-02 01:23:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-02 01:23:42,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 56 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:43,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:43,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5077 states to 1157 states and 5077 transitions. [2019-12-02 01:23:43,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 5077 transitions. [2019-12-02 01:23:43,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-02 01:23:43,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:43,221 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:43,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:43,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5076 states to 1157 states and 5076 transitions. [2019-12-02 01:23:43,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 5076 transitions. [2019-12-02 01:23:43,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-02 01:23:43,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:44,022 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:44,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:44,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5075 states to 1157 states and 5075 transitions. [2019-12-02 01:23:44,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 5075 transitions. [2019-12-02 01:23:44,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-02 01:23:44,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:44,877 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 56 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:45,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:45,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5074 states to 1157 states and 5074 transitions. [2019-12-02 01:23:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 5074 transitions. [2019-12-02 01:23:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-02 01:23:45,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:45,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:45,500 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 56 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:46,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:46,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5070 states to 1157 states and 5070 transitions. [2019-12-02 01:23:46,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 5070 transitions. [2019-12-02 01:23:46,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-02 01:23:46,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:46,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 1157 states and 5069 transitions. [2019-12-02 01:23:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 5069 transitions. [2019-12-02 01:23:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-02 01:23:46,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:46,256 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:46,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:46,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5072 states to 1158 states and 5072 transitions. [2019-12-02 01:23:46,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 5072 transitions. [2019-12-02 01:23:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-02 01:23:46,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:46,913 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:47,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5075 states to 1159 states and 5075 transitions. [2019-12-02 01:23:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5075 transitions. [2019-12-02 01:23:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-02 01:23:47,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:47,565 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 66 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5072 states to 1159 states and 5072 transitions. [2019-12-02 01:23:47,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5072 transitions. [2019-12-02 01:23:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 01:23:47,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:47,780 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 1160 states and 5073 transitions. [2019-12-02 01:23:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 5073 transitions. [2019-12-02 01:23:47,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 01:23:47,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:48,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:48,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5072 states to 1160 states and 5072 transitions. [2019-12-02 01:23:48,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 5072 transitions. [2019-12-02 01:23:48,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 01:23:48,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:48,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 1161 states and 5073 transitions. [2019-12-02 01:23:48,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 5073 transitions. [2019-12-02 01:23:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 01:23:48,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:48,934 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-12-02 01:23:48,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:48,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5074 states to 1162 states and 5074 transitions. [2019-12-02 01:23:48,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 5074 transitions. [2019-12-02 01:23:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 01:23:48,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:49,007 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:49,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:49,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 1162 states and 5073 transitions. [2019-12-02 01:23:49,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 5073 transitions. [2019-12-02 01:23:49,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-02 01:23:49,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5076 states to 1164 states and 5076 transitions. [2019-12-02 01:23:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 5076 transitions. [2019-12-02 01:23:50,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-02 01:23:50,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:50,220 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:50,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5077 states to 1165 states and 5077 transitions. [2019-12-02 01:23:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 5077 transitions. [2019-12-02 01:23:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 01:23:50,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 65 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:50,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5080 states to 1167 states and 5080 transitions. [2019-12-02 01:23:50,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 5080 transitions. [2019-12-02 01:23:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 01:23:50,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 65 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:50,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:50,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5081 states to 1168 states and 5081 transitions. [2019-12-02 01:23:50,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 5081 transitions. [2019-12-02 01:23:50,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 01:23:50,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:50,507 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5082 states to 1169 states and 5082 transitions. [2019-12-02 01:23:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 5082 transitions. [2019-12-02 01:23:50,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 01:23:50,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:50,553 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:50,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5081 states to 1169 states and 5081 transitions. [2019-12-02 01:23:50,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 5081 transitions. [2019-12-02 01:23:50,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 01:23:50,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:51,003 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 01:23:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5082 states to 1170 states and 5082 transitions. [2019-12-02 01:23:51,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 5082 transitions. [2019-12-02 01:23:51,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 01:23:51,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:51,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:51,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 1171 states and 5085 transitions. [2019-12-02 01:23:51,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 5085 transitions. [2019-12-02 01:23:51,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 01:23:51,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 01:23:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5086 states to 1172 states and 5086 transitions. [2019-12-02 01:23:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 5086 transitions. [2019-12-02 01:23:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 01:23:51,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 01:23:51,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:51,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5089 states to 1174 states and 5089 transitions. [2019-12-02 01:23:51,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 5089 transitions. [2019-12-02 01:23:51,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 01:23:51,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:51,692 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 01:23:52,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:52,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5091 states to 1175 states and 5091 transitions. [2019-12-02 01:23:52,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 5091 transitions. [2019-12-02 01:23:52,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 01:23:52,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:52,234 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 65 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 01:23:52,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:52,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5092 states to 1176 states and 5092 transitions. [2019-12-02 01:23:52,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 5092 transitions. [2019-12-02 01:23:52,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 01:23:52,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:52,312 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 01:23:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5128 states to 1179 states and 5128 transitions. [2019-12-02 01:23:53,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 5128 transitions. [2019-12-02 01:23:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 01:23:53,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:53,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5129 states to 1180 states and 5129 transitions. [2019-12-02 01:23:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 5129 transitions. [2019-12-02 01:23:53,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 01:23:53,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:53,762 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 01:23:53,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5130 states to 1181 states and 5130 transitions. [2019-12-02 01:23:53,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 5130 transitions. [2019-12-02 01:23:53,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 01:23:53,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:53,825 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 01:23:53,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:53,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 1182 states and 5131 transitions. [2019-12-02 01:23:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 5131 transitions. [2019-12-02 01:23:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 01:23:53,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 01:23:53,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:53,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 1184 states and 5134 transitions. [2019-12-02 01:23:53,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 5134 transitions. [2019-12-02 01:23:53,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 01:23:53,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:53,974 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-12-02 01:23:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:54,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5137 states to 1186 states and 5137 transitions. [2019-12-02 01:23:54,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 5137 transitions. [2019-12-02 01:23:54,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 01:23:54,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-12-02 01:23:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5112 states to 1186 states and 5112 transitions. [2019-12-02 01:23:54,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 5112 transitions. [2019-12-02 01:23:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 01:23:54,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:54,752 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 01:23:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 1188 states and 5115 transitions. [2019-12-02 01:23:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 5115 transitions. [2019-12-02 01:23:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-02 01:23:54,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:54,884 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-12-02 01:23:54,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:54,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5118 states to 1190 states and 5118 transitions. [2019-12-02 01:23:54,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 5118 transitions. [2019-12-02 01:23:54,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-02 01:23:54,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:54,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:54,974 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:55,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:55,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5121 states to 1192 states and 5121 transitions. [2019-12-02 01:23:55,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 5121 transitions. [2019-12-02 01:23:55,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-02 01:23:55,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:55,025 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:55,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:55,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5113 states to 1192 states and 5113 transitions. [2019-12-02 01:23:55,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 5113 transitions. [2019-12-02 01:23:55,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-02 01:23:55,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:55,123 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5116 states to 1194 states and 5116 transitions. [2019-12-02 01:23:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 5116 transitions. [2019-12-02 01:23:55,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-02 01:23:55,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:55,181 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 01:23:55,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 1196 states and 5119 transitions. [2019-12-02 01:23:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 5119 transitions. [2019-12-02 01:23:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-02 01:23:55,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:55,279 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 01:23:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:55,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5120 states to 1197 states and 5120 transitions. [2019-12-02 01:23:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 5120 transitions. [2019-12-02 01:23:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 01:23:55,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:55,372 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5123 states to 1199 states and 5123 transitions. [2019-12-02 01:23:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 5123 transitions. [2019-12-02 01:23:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 01:23:55,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:23:56,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:56,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5098 states to 1199 states and 5098 transitions. [2019-12-02 01:23:56,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 5098 transitions. [2019-12-02 01:23:56,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 01:23:56,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:56,375 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-12-02 01:23:57,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:57,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5106 states to 1201 states and 5106 transitions. [2019-12-02 01:23:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 5106 transitions. [2019-12-02 01:23:57,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 01:23:57,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:57,493 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-12-02 01:23:57,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5111 states to 1202 states and 5111 transitions. [2019-12-02 01:23:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 5111 transitions. [2019-12-02 01:23:57,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 01:23:57,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:57,585 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:57,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:57,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5114 states to 1204 states and 5114 transitions. [2019-12-02 01:23:57,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 5114 transitions. [2019-12-02 01:23:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 01:23:57,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 01:23:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:57,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 1205 states and 5115 transitions. [2019-12-02 01:23:57,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 5115 transitions. [2019-12-02 01:23:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 01:23:57,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:57,772 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:58,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5122 states to 1207 states and 5122 transitions. [2019-12-02 01:23:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 5122 transitions. [2019-12-02 01:23:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 01:23:58,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:58,117 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:58,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:58,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5126 states to 1208 states and 5126 transitions. [2019-12-02 01:23:58,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 5126 transitions. [2019-12-02 01:23:58,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 01:23:58,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:58,176 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-12-02 01:23:58,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 1209 states and 5131 transitions. [2019-12-02 01:23:58,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 5131 transitions. [2019-12-02 01:23:58,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 01:23:58,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:58,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 1211 states and 5134 transitions. [2019-12-02 01:23:58,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 5134 transitions. [2019-12-02 01:23:58,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 01:23:58,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:58,318 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:58,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:58,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 1212 states and 5135 transitions. [2019-12-02 01:23:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 5135 transitions. [2019-12-02 01:23:58,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 01:23:58,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2019-12-02 01:23:59,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:59,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5133 states to 1212 states and 5133 transitions. [2019-12-02 01:23:59,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 5133 transitions. [2019-12-02 01:23:59,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 01:23:59,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:23:59,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:59,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 1213 states and 5134 transitions. [2019-12-02 01:23:59,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 5134 transitions. [2019-12-02 01:23:59,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 01:23:59,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:59,687 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-12-02 01:23:59,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:23:59,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5123 states to 1213 states and 5123 transitions. [2019-12-02 01:23:59,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 5123 transitions. [2019-12-02 01:23:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 01:23:59,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:23:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:23:59,888 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:24:00,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:00,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5126 states to 1215 states and 5126 transitions. [2019-12-02 01:24:00,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 5126 transitions. [2019-12-02 01:24:00,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 01:24:00,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:24:00,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:00,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5127 states to 1216 states and 5127 transitions. [2019-12-02 01:24:00,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 5127 transitions. [2019-12-02 01:24:00,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 01:24:00,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:00,170 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 01:24:00,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:00,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 1217 states and 5131 transitions. [2019-12-02 01:24:00,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 5131 transitions. [2019-12-02 01:24:00,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-12-02 01:24:00,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 01:24:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 1218 states and 5132 transitions. [2019-12-02 01:24:00,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 5132 transitions. [2019-12-02 01:24:00,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-12-02 01:24:00,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 16 proven. 75 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-12-02 01:24:00,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5133 states to 1219 states and 5133 transitions. [2019-12-02 01:24:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 5133 transitions. [2019-12-02 01:24:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-12-02 01:24:00,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:00,783 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 16 proven. 75 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-12-02 01:24:03,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5181 states to 1230 states and 5181 transitions. [2019-12-02 01:24:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 5181 transitions. [2019-12-02 01:24:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-12-02 01:24:03,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:03,153 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-12-02 01:24:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:03,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5182 states to 1231 states and 5182 transitions. [2019-12-02 01:24:03,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 5182 transitions. [2019-12-02 01:24:03,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-12-02 01:24:03,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:03,313 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 01:24:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:03,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5185 states to 1233 states and 5185 transitions. [2019-12-02 01:24:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 5185 transitions. [2019-12-02 01:24:03,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-02 01:24:03,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 01:24:03,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:03,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5188 states to 1235 states and 5188 transitions. [2019-12-02 01:24:03,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 5188 transitions. [2019-12-02 01:24:03,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-12-02 01:24:03,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:03,602 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 01:24:03,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:03,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5191 states to 1237 states and 5191 transitions. [2019-12-02 01:24:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 5191 transitions. [2019-12-02 01:24:03,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-12-02 01:24:03,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:03,750 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 01:24:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5192 states to 1238 states and 5192 transitions. [2019-12-02 01:24:03,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 5192 transitions. [2019-12-02 01:24:03,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-12-02 01:24:03,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:24:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:24:03,928 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 01:24:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:24:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 318 states and 543 transitions. [2019-12-02 01:24:04,009 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 543 transitions. [2019-12-02 01:24:04,009 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 01:24:04,009 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 445 iterations. [2019-12-02 01:24:04,017 INFO L765 CodeCheckObserver]: All specifications hold 42 specifications checked. All of them hold [2019-12-02 01:24:05,619 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 53 [2019-12-02 01:24:05,807 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 28 [2019-12-02 01:24:06,115 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2019-12-02 01:24:06,249 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:24:06,252 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:24:06,252 INFO L569 CodeCheckObserver]: Invariant with dag size 28 [2019-12-02 01:24:06,259 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-02 01:24:06,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:24:06 ImpRootNode [2019-12-02 01:24:06,259 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 01:24:06,259 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 01:24:06,259 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 01:24:06,259 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 01:24:06,260 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:20:40" (3/4) ... [2019-12-02 01:24:06,262 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 01:24:06,273 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-02 01:24:06,273 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 01:24:06,296 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d94b18e1-626f-45a5-8c3a-d88be6d86589/bin/ukojak/witness.graphml [2019-12-02 01:24:06,296 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 01:24:06,297 INFO L168 Benchmark]: Toolchain (without parser) took 206567.97 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 878.2 MB). Free memory was 943.5 MB in the beginning and 844.7 MB in the end (delta: 98.8 MB). Peak memory consumption was 977.0 MB. Max. memory is 11.5 GB. [2019-12-02 01:24:06,297 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:24:06,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -139.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-02 01:24:06,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 01:24:06,298 INFO L168 Benchmark]: Boogie Preprocessor took 33.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:24:06,298 INFO L168 Benchmark]: RCFGBuilder took 545.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 11.5 GB. [2019-12-02 01:24:06,298 INFO L168 Benchmark]: CodeCheck took 205602.63 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 778.6 MB). Free memory was 1.0 GB in the beginning and 851.2 MB in the end (delta: 154.6 MB). Peak memory consumption was 933.1 MB. Max. memory is 11.5 GB. [2019-12-02 01:24:06,298 INFO L168 Benchmark]: Witness Printer took 36.72 ms. Allocated memory is still 1.9 GB. Free memory was 851.2 MB in the beginning and 844.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-12-02 01:24:06,300 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 192 locations, 42 error locations. Result: SAFE, OverallTime: 203.3s, OverallIterations: 445, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1216348384 SDtfs, -42090648 SDslu, 1561506660 SDs, 0 SdLazy, -2079326208 SolverSat, 747264 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 823.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 531765 GetRequests, 519816 SyntacticMatches, 10493 SemanticMatches, 1456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1704677 ImplicationChecksByTransitivity, 183.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 16.6s InterpolantComputationTime, 28177 NumberOfCodeBlocks, 28177 NumberOfCodeBlocksAsserted, 444 NumberOfCheckSat, 27733 ConstructedInterpolants, 0 QuantifiedInterpolants, 4348312 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 444 InterpolantComputations, 276 PerfectInterpolantSequences, 20303/24686 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 292]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 386]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 186]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 450]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 486]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 424]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 434]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 150]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 334]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 534]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 234]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 250]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 350]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 550]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 286]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 292]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 556]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 424]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 450]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 386]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 234]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 434]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 424]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 150]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 186]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 424]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 350]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 486]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 250]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 286]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 334]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 556]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 550]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 534]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 42 specifications checked. All of them hold - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: ((((((this_buffer_empty <= 1 && q == 4) && 1 <= this_buffer_empty) && 0 <= this_expect + 2147483647) || q == 0) || (((0 <= this_buffer_empty && q == 3) && this_buffer_empty < 1) && 0 <= this_expect + 2147483646)) || (((q == 1 && this_buffer_empty <= 1) && 1 <= this_buffer_empty) && 0 <= this_expect + 2147483647)) || (((0 <= this_buffer_empty && this_buffer_empty < 1) && q == 5) && 0 <= this_expect + 2147483646) - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: q == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 300.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -139.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 545.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 11.5 GB. * CodeCheck took 205602.63 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 778.6 MB). Free memory was 1.0 GB in the beginning and 851.2 MB in the end (delta: 154.6 MB). Peak memory consumption was 933.1 MB. Max. memory is 11.5 GB. * Witness Printer took 36.72 ms. Allocated memory is still 1.9 GB. Free memory was 851.2 MB in the beginning and 844.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...