./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label05.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 49868ba3cc530a9d4dc385567f0a9711da3734c2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:47:23,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:47:23,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:47:23,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:47:23,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:47:23,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:47:23,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:47:23,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:47:23,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:47:23,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:47:23,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:47:23,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:47:23,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:47:23,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:47:23,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:47:23,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:47:23,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:47:23,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:47:23,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:47:23,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:47:23,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:47:23,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:47:23,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:47:23,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:47:23,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:47:23,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:47:23,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:47:23,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:47:23,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:47:23,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:47:23,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:47:23,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:47:23,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:47:23,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:47:23,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:47:23,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:47:23,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:47:23,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:47:23,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:47:23,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:47:23,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:47:23,818 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:47:23,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:47:23,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:47:23,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:47:23,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:47:23,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:47:23,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:47:23,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:47:23,866 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:47:23,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:47:23,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:47:23,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:47:23,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:47:23,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:47:23,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:47:23,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:47:23,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:47:23,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:47:23,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:47:23,869 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:47:23,869 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:47:23,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:47:23,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:47:23,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:47:23,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:47:23,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:47:23,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:47:23,871 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:47:23,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:47:23,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:47:23,872 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_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49868ba3cc530a9d4dc385567f0a9711da3734c2 [2019-11-20 05:47:24,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:47:24,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:47:24,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:47:24,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:47:24,070 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:47:24,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2019-11-20 05:47:24,139 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/data/6eb8ddd39/6dd82693aa2d4e479d4a94ae87bef5c7/FLAGd1619428f [2019-11-20 05:47:24,701 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:47:24,702 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2019-11-20 05:47:24,718 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/data/6eb8ddd39/6dd82693aa2d4e479d4a94ae87bef5c7/FLAGd1619428f [2019-11-20 05:47:25,001 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/data/6eb8ddd39/6dd82693aa2d4e479d4a94ae87bef5c7 [2019-11-20 05:47:25,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:47:25,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:47:25,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:47:25,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:47:25,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:47:25,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:25,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9c4f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25, skipping insertion in model container [2019-11-20 05:47:25,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:25,028 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:47:25,106 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:47:25,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:47:25,734 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:47:25,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:47:25,881 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:47:25,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25 WrapperNode [2019-11-20 05:47:25,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:47:25,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:47:25,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:47:25,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:47:25,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:25,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:25,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:47:25,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:47:25,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:47:25,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:47:25,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:26,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:26,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:26,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:26,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:26,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:26,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2019-11-20 05:47:26,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:47:26,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:47:26,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:47:26,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:47:26,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/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 [2019-11-20 05:47:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:47:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:47:28,800 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:47:28,801 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 05:47:28,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:28 BoogieIcfgContainer [2019-11-20 05:47:28,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:47:28,805 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:47:28,805 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:47:28,818 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:47:28,821 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:28" (1/1) ... [2019-11-20 05:47:28,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:47:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:28,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 05:47:28,886 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 05:47:28,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 05:47:28,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:29,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:30,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2019-11-20 05:47:30,288 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2019-11-20 05:47:30,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 05:47:30,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:30,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:47:30,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:30,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2019-11-20 05:47:30,699 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2019-11-20 05:47:30,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 05:47:30,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:30,822 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:31,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:31,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2019-11-20 05:47:31,112 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2019-11-20 05:47:31,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 05:47:31,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:31,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:31,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2019-11-20 05:47:31,901 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2019-11-20 05:47:31,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 05:47:31,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:31,999 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2019-11-20 05:47:32,433 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2019-11-20 05:47:32,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 05:47:32,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:32,487 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:32,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:32,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2019-11-20 05:47:32,793 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2019-11-20 05:47:32,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 05:47:32,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:47:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:33,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2019-11-20 05:47:33,526 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2019-11-20 05:47:33,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 05:47:33,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2019-11-20 05:47:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2019-11-20 05:47:33,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 05:47:33,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:33,715 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:47:33,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:33,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2019-11-20 05:47:33,919 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2019-11-20 05:47:33,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 05:47:33,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:47:34,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:34,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2019-11-20 05:47:34,148 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2019-11-20 05:47:34,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 05:47:34,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:34,343 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:47:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 329 states and 438 transitions. [2019-11-20 05:47:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 438 transitions. [2019-11-20 05:47:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:47:35,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:47:35,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:35,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 347 states and 459 transitions. [2019-11-20 05:47:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 459 transitions. [2019-11-20 05:47:35,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:47:35,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:35,942 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 377 states and 497 transitions. [2019-11-20 05:47:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 497 transitions. [2019-11-20 05:47:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:47:36,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:37,095 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:38,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:38,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 407 states and 532 transitions. [2019-11-20 05:47:38,787 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 532 transitions. [2019-11-20 05:47:38,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:47:38,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:38,883 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:39,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:39,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 410 states and 535 transitions. [2019-11-20 05:47:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 535 transitions. [2019-11-20 05:47:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 05:47:39,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:39,176 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:39,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:39,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 423 states and 549 transitions. [2019-11-20 05:47:39,370 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 549 transitions. [2019-11-20 05:47:39,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 05:47:39,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:39,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 442 states and 571 transitions. [2019-11-20 05:47:39,900 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 571 transitions. [2019-11-20 05:47:39,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 05:47:39,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:47:40,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:40,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 446 states and 574 transitions. [2019-11-20 05:47:40,110 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 574 transitions. [2019-11-20 05:47:40,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 05:47:40,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:47:40,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 451 states and 578 transitions. [2019-11-20 05:47:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 578 transitions. [2019-11-20 05:47:40,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 05:47:40,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:40,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:40,469 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:40,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:40,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 453 states and 581 transitions. [2019-11-20 05:47:40,996 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 581 transitions. [2019-11-20 05:47:40,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 05:47:40,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:42,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:42,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 467 states and 596 transitions. [2019-11-20 05:47:42,151 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 596 transitions. [2019-11-20 05:47:42,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 05:47:42,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:42,205 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 471 states and 601 transitions. [2019-11-20 05:47:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 601 transitions. [2019-11-20 05:47:42,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 05:47:42,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:43,227 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:45,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 511 states and 652 transitions. [2019-11-20 05:47:45,368 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 652 transitions. [2019-11-20 05:47:45,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 05:47:45,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:45,427 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:45,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:45,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 530 states and 671 transitions. [2019-11-20 05:47:45,575 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 671 transitions. [2019-11-20 05:47:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 05:47:45,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:45,625 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:45,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:45,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 535 states and 676 transitions. [2019-11-20 05:47:45,906 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 676 transitions. [2019-11-20 05:47:45,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 05:47:45,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:45,963 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 537 states and 678 transitions. [2019-11-20 05:47:45,999 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 678 transitions. [2019-11-20 05:47:46,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 05:47:46,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:46,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 538 states and 679 transitions. [2019-11-20 05:47:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 679 transitions. [2019-11-20 05:47:46,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 05:47:46,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:47,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:47,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 557 states and 701 transitions. [2019-11-20 05:47:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 701 transitions. [2019-11-20 05:47:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 05:47:47,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:47,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 558 states and 702 transitions. [2019-11-20 05:47:47,517 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 702 transitions. [2019-11-20 05:47:47,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:47:47,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:47,567 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 575 states and 719 transitions. [2019-11-20 05:47:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 719 transitions. [2019-11-20 05:47:47,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 05:47:47,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:47,766 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:48,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 577 states and 720 transitions. [2019-11-20 05:47:48,123 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 720 transitions. [2019-11-20 05:47:48,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 05:47:48,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 592 states and 735 transitions. [2019-11-20 05:47:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 735 transitions. [2019-11-20 05:47:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 05:47:49,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:49,134 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 05:47:49,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:49,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 594 states and 736 transitions. [2019-11-20 05:47:49,294 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 736 transitions. [2019-11-20 05:47:49,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 05:47:49,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:49,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 596 states and 738 transitions. [2019-11-20 05:47:49,995 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 738 transitions. [2019-11-20 05:47:50,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-20 05:47:50,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 05:47:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:50,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 597 states and 739 transitions. [2019-11-20 05:47:50,098 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 739 transitions. [2019-11-20 05:47:50,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 05:47:50,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:50,166 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:50,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:50,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 601 states and 743 transitions. [2019-11-20 05:47:50,222 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 743 transitions. [2019-11-20 05:47:50,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-20 05:47:50,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 05:47:50,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 603 states and 745 transitions. [2019-11-20 05:47:50,451 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 745 transitions. [2019-11-20 05:47:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 05:47:50,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:50,543 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:50,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 629 states and 772 transitions. [2019-11-20 05:47:50,754 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 772 transitions. [2019-11-20 05:47:50,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 05:47:50,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:50,913 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:51,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:51,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 641 states and 787 transitions. [2019-11-20 05:47:51,358 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 787 transitions. [2019-11-20 05:47:51,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 05:47:51,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:54,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:54,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 664 states and 817 transitions. [2019-11-20 05:47:54,322 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 817 transitions. [2019-11-20 05:47:54,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 05:47:54,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 668 states and 822 transitions. [2019-11-20 05:47:54,542 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 822 transitions. [2019-11-20 05:47:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 05:47:54,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:54,716 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 05:47:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 680 states and 833 transitions. [2019-11-20 05:47:55,498 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 833 transitions. [2019-11-20 05:47:55,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 05:47:55,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:55,602 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:56,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:56,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 710 states and 862 transitions. [2019-11-20 05:47:56,205 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 862 transitions. [2019-11-20 05:47:56,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 05:47:56,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:47:56,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:56,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 735 states and 887 transitions. [2019-11-20 05:47:56,979 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 887 transitions. [2019-11-20 05:47:56,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-20 05:47:56,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:47:57,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:57,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 741 states and 892 transitions. [2019-11-20 05:47:57,140 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 892 transitions. [2019-11-20 05:47:57,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 05:47:57,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:57,212 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:47:57,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:57,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 773 states and 924 transitions. [2019-11-20 05:47:57,395 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 924 transitions. [2019-11-20 05:47:57,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 05:47:57,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:57,539 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 05:47:57,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:57,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 778 states and 930 transitions. [2019-11-20 05:47:57,788 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 930 transitions. [2019-11-20 05:47:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 05:47:57,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:57,998 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 05:47:58,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:58,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 779 states and 930 transitions. [2019-11-20 05:47:58,268 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 930 transitions. [2019-11-20 05:47:58,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 05:47:58,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:58,551 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:47:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:47:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 813 states and 968 transitions. [2019-11-20 05:47:59,705 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 968 transitions. [2019-11-20 05:47:59,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 05:47:59,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:47:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:47:59,783 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:00,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 815 states and 969 transitions. [2019-11-20 05:48:00,029 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 969 transitions. [2019-11-20 05:48:00,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 05:48:00,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:00,145 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:48:00,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:00,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 835 states and 990 transitions. [2019-11-20 05:48:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 990 transitions. [2019-11-20 05:48:00,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 05:48:00,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:00,711 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:48:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:01,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 838 states and 993 transitions. [2019-11-20 05:48:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 993 transitions. [2019-11-20 05:48:01,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 05:48:01,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 05:48:02,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:02,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 871 states and 1029 transitions. [2019-11-20 05:48:02,510 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1029 transitions. [2019-11-20 05:48:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 05:48:02,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:02,645 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 05:48:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 874 states and 1032 transitions. [2019-11-20 05:48:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1032 transitions. [2019-11-20 05:48:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 05:48:03,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:03,212 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:48:03,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 878 states and 1038 transitions. [2019-11-20 05:48:03,436 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1038 transitions. [2019-11-20 05:48:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 05:48:03,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:48:03,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 895 states and 1054 transitions. [2019-11-20 05:48:03,712 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1054 transitions. [2019-11-20 05:48:03,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-11-20 05:48:03,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:48:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:04,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 933 states and 1094 transitions. [2019-11-20 05:48:04,160 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1094 transitions. [2019-11-20 05:48:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-11-20 05:48:04,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:04,239 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 05:48:04,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:04,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 936 states and 1096 transitions. [2019-11-20 05:48:04,286 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1096 transitions. [2019-11-20 05:48:04,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 05:48:04,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1057 states and 1236 transitions. [2019-11-20 05:48:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1236 transitions. [2019-11-20 05:48:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 05:48:09,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:10,364 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:10,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:10,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1061 states and 1240 transitions. [2019-11-20 05:48:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1240 transitions. [2019-11-20 05:48:10,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 05:48:10,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:11,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1066 states and 1244 transitions. [2019-11-20 05:48:11,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1244 transitions. [2019-11-20 05:48:11,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-11-20 05:48:11,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:11,874 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 05:48:13,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:13,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1145 states and 1327 transitions. [2019-11-20 05:48:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1327 transitions. [2019-11-20 05:48:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 05:48:13,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:13,402 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:15,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:15,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1188 states and 1375 transitions. [2019-11-20 05:48:15,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1375 transitions. [2019-11-20 05:48:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 05:48:15,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:15,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1192 states and 1378 transitions. [2019-11-20 05:48:15,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1378 transitions. [2019-11-20 05:48:15,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 05:48:15,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:16,064 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 05:48:17,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:17,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1203 states and 1393 transitions. [2019-11-20 05:48:17,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1393 transitions. [2019-11-20 05:48:17,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-11-20 05:48:17,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 05:48:17,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:17,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1230 states and 1420 transitions. [2019-11-20 05:48:17,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1420 transitions. [2019-11-20 05:48:17,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:48:17,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:17,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:18,918 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:25,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:25,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1367 states and 1585 transitions. [2019-11-20 05:48:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1585 transitions. [2019-11-20 05:48:25,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:48:25,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:25,759 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:27,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:27,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1397 states and 1617 transitions. [2019-11-20 05:48:27,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1617 transitions. [2019-11-20 05:48:27,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:48:27,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:28,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:28,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1401 states and 1621 transitions. [2019-11-20 05:48:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1621 transitions. [2019-11-20 05:48:28,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:48:28,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:28,902 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1406 states and 1625 transitions. [2019-11-20 05:48:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1625 transitions. [2019-11-20 05:48:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:48:29,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:30,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:30,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1411 states and 1633 transitions. [2019-11-20 05:48:30,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1633 transitions. [2019-11-20 05:48:30,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:48:30,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:31,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1416 states and 1638 transitions. [2019-11-20 05:48:31,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1638 transitions. [2019-11-20 05:48:31,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:48:31,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1421 states and 1642 transitions. [2019-11-20 05:48:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1642 transitions. [2019-11-20 05:48:32,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:48:32,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:48:33,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:33,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1425 states and 1645 transitions. [2019-11-20 05:48:33,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1645 transitions. [2019-11-20 05:48:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 05:48:33,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-11-20 05:48:33,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:33,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1428 states and 1647 transitions. [2019-11-20 05:48:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1647 transitions. [2019-11-20 05:48:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 05:48:33,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:33,503 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 05:48:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:34,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1447 states and 1666 transitions. [2019-11-20 05:48:34,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1666 transitions. [2019-11-20 05:48:34,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 05:48:34,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:34,516 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 05:48:35,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:35,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1452 states and 1671 transitions. [2019-11-20 05:48:35,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1671 transitions. [2019-11-20 05:48:35,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 05:48:35,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 05:48:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1456 states and 1674 transitions. [2019-11-20 05:48:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1674 transitions. [2019-11-20 05:48:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-20 05:48:35,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:36,168 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 05:48:39,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:39,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1496 states and 1725 transitions. [2019-11-20 05:48:39,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1725 transitions. [2019-11-20 05:48:39,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-20 05:48:39,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 05:48:41,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:41,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1523 states and 1753 transitions. [2019-11-20 05:48:41,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1753 transitions. [2019-11-20 05:48:41,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-20 05:48:41,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:41,220 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 05:48:42,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1533 states and 1766 transitions. [2019-11-20 05:48:42,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1766 transitions. [2019-11-20 05:48:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-20 05:48:42,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:42,851 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 05:48:43,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:43,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1537 states and 1769 transitions. [2019-11-20 05:48:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1769 transitions. [2019-11-20 05:48:43,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-20 05:48:43,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:43,346 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 05:48:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:43,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1542 states and 1775 transitions. [2019-11-20 05:48:43,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1775 transitions. [2019-11-20 05:48:43,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-11-20 05:48:43,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:44,278 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 199 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2019-11-20 05:48:46,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1621 states and 1861 transitions. [2019-11-20 05:48:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1861 transitions. [2019-11-20 05:48:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-11-20 05:48:46,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 209 proven. 43 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-11-20 05:48:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1830 states and 2123 transitions. [2019-11-20 05:48:57,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2123 transitions. [2019-11-20 05:48:57,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-11-20 05:48:57,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:57,674 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 05:48:59,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:59,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1901 states and 2203 transitions. [2019-11-20 05:48:59,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2203 transitions. [2019-11-20 05:48:59,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-11-20 05:48:59,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:48:59,401 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 358 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 05:48:59,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:48:59,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1939 states and 2242 transitions. [2019-11-20 05:48:59,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2242 transitions. [2019-11-20 05:48:59,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 05:48:59,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:48:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:49:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 05:49:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:49:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 2035 states and 2350 transitions. [2019-11-20 05:49:04,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2350 transitions. [2019-11-20 05:49:04,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-20 05:49:04,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:49:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:49:04,705 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 450 proven. 53 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 05:49:10,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:49:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2118 states and 2465 transitions. [2019-11-20 05:49:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2465 transitions. [2019-11-20 05:49:10,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-11-20 05:49:10,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:49:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:49:10,561 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2019-11-20 05:49:10,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:49:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2122 states and 2470 transitions. [2019-11-20 05:49:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2470 transitions. [2019-11-20 05:49:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-11-20 05:49:10,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:49:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:49:12,134 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 74 proven. 401 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-11-20 05:49:20,550 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2019-11-20 05:49:47,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:49:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2355 states and 2738 transitions. [2019-11-20 05:49:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 2738 transitions. [2019-11-20 05:49:47,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-11-20 05:49:47,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:49:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:49:48,590 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 74 proven. 401 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-11-20 05:50:28,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:50:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2403 states and 2792 transitions. [2019-11-20 05:50:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 2792 transitions. [2019-11-20 05:50:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2019-11-20 05:50:28,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:50:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:50:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 149 proven. 604 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2019-11-20 05:51:07,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:51:07,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2447 states and 2839 transitions. [2019-11-20 05:51:07,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2839 transitions. [2019-11-20 05:51:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2019-11-20 05:51:07,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:51:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:51:08,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 149 proven. 604 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2019-11-20 05:51:48,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:51:48,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2481 states and 2882 transitions. [2019-11-20 05:51:48,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 2882 transitions. [2019-11-20 05:51:48,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2019-11-20 05:51:48,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:51:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:51:49,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 149 proven. 604 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2019-11-20 05:52:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:52:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2314 states and 2708 transitions. [2019-11-20 05:52:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 2708 transitions. [2019-11-20 05:52:26,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:52:26,707 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 96 iterations. [2019-11-20 05:52:26,714 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 05:52:26,922 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 27 [2019-11-20 05:52:27,067 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 26 [2019-11-20 05:52:27,312 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 26 [2019-11-20 05:52:27,542 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 26 [2019-11-20 05:52:27,684 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 26 [2019-11-20 05:52:27,902 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 26 [2019-11-20 05:52:28,115 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2019-11-20 05:52:28,300 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 26 [2019-11-20 05:52:28,517 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 26 [2019-11-20 05:52:28,717 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2019-11-20 05:52:28,925 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 26 [2019-11-20 05:52:29,043 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 26 [2019-11-20 05:52:29,160 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 26 [2019-11-20 05:52:29,275 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:29,452 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 26 [2019-11-20 05:52:29,673 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 26 [2019-11-20 05:52:29,863 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 26 [2019-11-20 05:52:29,974 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:30,186 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 24 [2019-11-20 05:52:30,371 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 26 [2019-11-20 05:52:30,516 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 26 [2019-11-20 05:52:30,652 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2019-11-20 05:52:30,769 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 26 [2019-11-20 05:52:30,967 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 24 [2019-11-20 05:52:31,078 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:31,252 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 26 [2019-11-20 05:52:31,364 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:31,514 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 26 [2019-11-20 05:52:31,643 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2019-11-20 05:52:31,788 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 26 [2019-11-20 05:52:31,911 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 26 [2019-11-20 05:52:32,055 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 26 [2019-11-20 05:52:32,183 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2019-11-20 05:52:32,294 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:32,443 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 26 [2019-11-20 05:52:32,562 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 26 [2019-11-20 05:52:32,673 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:32,872 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 26 [2019-11-20 05:52:33,118 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 26 [2019-11-20 05:52:33,286 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 26 [2019-11-20 05:52:33,436 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2019-11-20 05:52:33,622 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 26 [2019-11-20 05:52:33,741 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 26 [2019-11-20 05:52:33,880 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 26 [2019-11-20 05:52:34,128 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 26 [2019-11-20 05:52:34,296 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2019-11-20 05:52:34,692 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2019-11-20 05:52:34,844 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 26 [2019-11-20 05:52:34,985 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 26 [2019-11-20 05:52:35,259 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 26 [2019-11-20 05:52:35,403 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 26 [2019-11-20 05:52:35,514 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:35,626 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:35,812 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 26 [2019-11-20 05:52:35,998 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 27 [2019-11-20 05:52:36,199 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:36,328 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 26 [2019-11-20 05:52:36,526 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 24 [2019-11-20 05:52:36,670 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 26 [2019-11-20 05:52:36,812 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 26 [2019-11-20 05:52:36,928 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:37,104 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 26 [2019-11-20 05:52:37,215 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-11-20 05:52:37,433 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 26 [2019-11-20 05:52:37,434 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:52:37,437 INFO L569 CodeCheckObserver]: Invariant with dag size 24 [2019-11-20 05:52:37,444 INFO L569 CodeCheckObserver]: Invariant with dag size 24 [2019-11-20 05:52:37,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:52:37 ImpRootNode [2019-11-20 05:52:37,446 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:52:37,446 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:52:37,446 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:52:37,446 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:52:37,447 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:28" (3/4) ... [2019-11-20 05:52:37,450 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:52:37,470 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-11-20 05:52:37,472 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-11-20 05:52:37,473 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 05:52:37,475 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:52:37,602 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b3e6942e-7f19-4ebb-ba1c-b892cf1a7286/bin/ukojak/witness.graphml [2019-11-20 05:52:37,603 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:52:37,604 INFO L168 Benchmark]: Toolchain (without parser) took 312596.02 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.2 GB). Free memory was 940.7 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 970.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:52:37,604 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:52:37,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:52:37,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.25 ms. Allocated memory is still 1.2 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. [2019-11-20 05:52:37,605 INFO L168 Benchmark]: Boogie Preprocessor took 72.45 ms. Allocated memory is still 1.2 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. [2019-11-20 05:52:37,606 INFO L168 Benchmark]: RCFGBuilder took 2743.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.7 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. [2019-11-20 05:52:37,606 INFO L168 Benchmark]: CodeCheck took 308641.07 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 879.7 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2019-11-20 05:52:37,607 INFO L168 Benchmark]: Witness Printer took 156.59 ms. Allocated memory is still 3.2 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:52:37,609 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, 85 locations, 1 error locations. Result: SAFE, OverallTime: 297.8s, OverallIterations: 96, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1073316480 SDtfs, -1681871570 SDslu, -802351864 SDs, 0 SdLazy, -364900538 SolverSat, -1967710956 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 440.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126704 GetRequests, 121288 SyntacticMatches, 4456 SemanticMatches, 960 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2303690 ImplicationChecksByTransitivity, 269.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 19281 NumberOfCodeBlocks, 19281 NumberOfCodeBlocksAsserted, 95 NumberOfCheckSat, 19186 ConstructedInterpolants, 0 QuantifiedInterpolants, 25036744 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 95 InterpolantComputations, 64 PerfectInterpolantSequences, 17938/21957 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: 550]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((a17 == 8 || !(a25 == 1)) || !(1 == a11)) || !(10 == a28)) || (!(a17 == 7) && a21 == 1)) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((a17 == 8 || !(a25 == 1)) || !(1 == a11)) || !(10 == a28)) || (!(a17 == 7) && a21 == 1)) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 873.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.25 ms. Allocated memory is still 1.2 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 72.45 ms. Allocated memory is still 1.2 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. * RCFGBuilder took 2743.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.7 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. * CodeCheck took 308641.07 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 879.7 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. * Witness Printer took 156.59 ms. Allocated memory is still 3.2 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...