./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label19.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_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label19.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:50:44,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:50:44,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:50:44,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:50:44,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:50:44,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:50:44,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:50:44,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:50:44,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:50:44,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:50:44,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:50:44,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:50:44,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:50:44,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:50:44,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:50:44,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:50:44,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:50:44,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:50:44,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:50:44,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:50:44,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:50:44,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:50:44,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:50:44,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:50:44,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:50:44,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:50:44,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:50:44,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:50:44,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:50:44,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:50:44,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:50:44,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:50:44,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:50:44,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:50:44,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:50:44,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:50:44,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:50:44,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:50:44,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:50:44,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:50:44,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:50:44,984 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 04:50:45,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:50:45,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:50:45,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 04:50:45,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 04:50:45,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:50:45,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:50:45,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:50:45,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:50:45,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:50:45,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:50:45,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:50:45,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:50:45,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:50:45,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:50:45,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:50:45,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:50:45,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:50:45,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:50:45,010 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 04:50:45,011 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 04:50:45,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:50:45,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:50:45,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 04:50:45,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:50:45,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:50:45,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:50:45,013 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 04:50:45,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:50:45,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:50:45,013 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_ebd4d890-0efe-420f-adf8-19f11d74326e/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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-20 04:50:45,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:50:45,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:50:45,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:50:45,210 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:50:45,211 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:50:45,212 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-20 04:50:45,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/data/55cc7584f/c4ff2d8c48144600a2fcba4b7cee23a7/FLAG2447f129a [2019-11-20 04:50:45,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:50:45,922 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-20 04:50:45,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/data/55cc7584f/c4ff2d8c48144600a2fcba4b7cee23a7/FLAG2447f129a [2019-11-20 04:50:46,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/data/55cc7584f/c4ff2d8c48144600a2fcba4b7cee23a7 [2019-11-20 04:50:46,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:50:46,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:50:46,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:50:46,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:50:46,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:50:46,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:46,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df9ce69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46, skipping insertion in model container [2019-11-20 04:50:46,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:46,109 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:50:46,173 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:50:46,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:50:46,674 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:50:46,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:50:46,866 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:50:46,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46 WrapperNode [2019-11-20 04:50:46,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:50:46,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:50:46,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:50:46,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:50:46,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:46,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:46,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:50:46,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:50:46,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:50:46,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:50:46,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:46,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:46,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:46,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:47,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:47,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:47,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... [2019-11-20 04:50:47,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:50:47,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:50:47,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:50:47,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:50:47,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:50:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/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 04:50:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:50:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:50:49,785 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:50:49,787 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 04:50:49,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:49 BoogieIcfgContainer [2019-11-20 04:50:49,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:50:49,792 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 04:50:49,792 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 04:50:49,807 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 04:50:49,808 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:49" (1/1) ... [2019-11-20 04:50:49,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:49,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-11-20 04:50:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-11-20 04:50:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 04:50:49,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:50,467 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 04:50:51,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2019-11-20 04:50:51,292 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2019-11-20 04:50:51,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 04:50:51,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:51,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:50:51,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:51,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2019-11-20 04:50:51,829 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2019-11-20 04:50:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 04:50:51,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:51,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:50:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2019-11-20 04:50:52,125 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2019-11-20 04:50:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 04:50:52,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:52,301 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:50:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:52,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2019-11-20 04:50:52,636 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2019-11-20 04:50:52,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 04:50:52,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:52,684 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:50:52,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:52,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2019-11-20 04:50:52,755 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2019-11-20 04:50:52,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 04:50:52,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:52,843 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:50:53,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2019-11-20 04:50:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2019-11-20 04:50:53,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 04:50:53,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:53,655 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:50:54,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2019-11-20 04:50:54,303 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2019-11-20 04:50:54,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 04:50:54,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:54,489 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 04:50:55,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2019-11-20 04:50:55,364 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2019-11-20 04:50:55,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 04:50:55,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:55,408 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 04:50:56,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2019-11-20 04:50:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2019-11-20 04:50:56,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 04:50:56,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:56,145 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:50:56,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:56,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2019-11-20 04:50:56,211 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2019-11-20 04:50:56,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 04:50:56,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:56,314 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:50:57,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:57,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2019-11-20 04:50:57,645 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2019-11-20 04:50:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 04:50:57,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:57,698 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:50:58,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 221 states and 364 transitions. [2019-11-20 04:50:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2019-11-20 04:50:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 04:50:58,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:58,120 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:50:58,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2019-11-20 04:50:58,682 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2019-11-20 04:50:58,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 04:50:58,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:58,816 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 04:51:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:00,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 244 states and 397 transitions. [2019-11-20 04:51:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 397 transitions. [2019-11-20 04:51:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 04:51:00,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:00,444 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 04:51:00,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:00,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 245 states and 400 transitions. [2019-11-20 04:51:00,772 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 400 transitions. [2019-11-20 04:51:00,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 04:51:00,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:00,808 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:01,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 265 states and 427 transitions. [2019-11-20 04:51:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 427 transitions. [2019-11-20 04:51:01,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 04:51:01,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:01,849 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 04:51:02,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:02,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 268 states and 431 transitions. [2019-11-20 04:51:02,147 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 431 transitions. [2019-11-20 04:51:02,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 04:51:02,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:02,186 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:02,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:02,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 269 states and 431 transitions. [2019-11-20 04:51:02,248 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 431 transitions. [2019-11-20 04:51:02,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 04:51:02,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:02,286 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 04:51:02,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:02,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 276 states and 439 transitions. [2019-11-20 04:51:02,495 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 439 transitions. [2019-11-20 04:51:02,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 04:51:02,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:02,550 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:51:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 279 states and 444 transitions. [2019-11-20 04:51:02,917 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 444 transitions. [2019-11-20 04:51:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 04:51:02,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 306 states and 480 transitions. [2019-11-20 04:51:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 480 transitions. [2019-11-20 04:51:05,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 04:51:05,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:05,099 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:06,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 321 states and 500 transitions. [2019-11-20 04:51:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 500 transitions. [2019-11-20 04:51:06,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 04:51:06,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:07,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 322 states and 502 transitions. [2019-11-20 04:51:07,052 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 502 transitions. [2019-11-20 04:51:07,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 04:51:07,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:07,169 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:08,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 337 states and 521 transitions. [2019-11-20 04:51:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 521 transitions. [2019-11-20 04:51:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 04:51:08,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:08,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 340 states and 524 transitions. [2019-11-20 04:51:08,621 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 524 transitions. [2019-11-20 04:51:08,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 04:51:08,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:08,719 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:08,883 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2019-11-20 04:51:09,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 343 states and 527 transitions. [2019-11-20 04:51:09,229 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 527 transitions. [2019-11-20 04:51:09,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 04:51:09,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:09,273 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:09,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:09,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 345 states and 529 transitions. [2019-11-20 04:51:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 529 transitions. [2019-11-20 04:51:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 04:51:09,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:09,484 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 04:51:11,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 368 states and 557 transitions. [2019-11-20 04:51:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 557 transitions. [2019-11-20 04:51:11,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 04:51:11,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 04:51:15,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:15,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 460 states and 662 transitions. [2019-11-20 04:51:15,299 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 662 transitions. [2019-11-20 04:51:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 04:51:15,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:16,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 465 states and 668 transitions. [2019-11-20 04:51:16,162 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 668 transitions. [2019-11-20 04:51:16,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 04:51:16,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:16,211 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 04:51:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 472 states and 675 transitions. [2019-11-20 04:51:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 675 transitions. [2019-11-20 04:51:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 04:51:16,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:16,771 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 04:51:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:17,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 480 states and 682 transitions. [2019-11-20 04:51:17,165 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 682 transitions. [2019-11-20 04:51:17,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 04:51:17,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:17,210 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:51:17,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:17,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 484 states and 687 transitions. [2019-11-20 04:51:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 687 transitions. [2019-11-20 04:51:17,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 04:51:17,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:17,643 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 04:51:17,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 493 states and 698 transitions. [2019-11-20 04:51:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 698 transitions. [2019-11-20 04:51:17,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 04:51:17,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:18,058 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:18,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:18,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 501 states and 706 transitions. [2019-11-20 04:51:18,133 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 706 transitions. [2019-11-20 04:51:18,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 04:51:18,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:18,548 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:19,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 519 states and 735 transitions. [2019-11-20 04:51:19,689 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 735 transitions. [2019-11-20 04:51:19,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 04:51:19,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:20,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:20,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 539 states and 759 transitions. [2019-11-20 04:51:20,572 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 759 transitions. [2019-11-20 04:51:20,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 04:51:20,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:20,889 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 562 states and 796 transitions. [2019-11-20 04:51:22,648 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 796 transitions. [2019-11-20 04:51:22,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 04:51:22,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:23,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:23,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 573 states and 809 transitions. [2019-11-20 04:51:23,594 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 809 transitions. [2019-11-20 04:51:23,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 04:51:23,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:23,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:23,677 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:24,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:24,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 596 states and 833 transitions. [2019-11-20 04:51:24,011 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 833 transitions. [2019-11-20 04:51:24,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 04:51:24,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:24,127 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:24,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 605 states and 844 transitions. [2019-11-20 04:51:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 844 transitions. [2019-11-20 04:51:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 04:51:24,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:25,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:25,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 612 states and 850 transitions. [2019-11-20 04:51:25,130 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 850 transitions. [2019-11-20 04:51:25,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 04:51:25,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:25,226 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:25,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 627 states and 864 transitions. [2019-11-20 04:51:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 864 transitions. [2019-11-20 04:51:25,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 04:51:25,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:27,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 658 states and 906 transitions. [2019-11-20 04:51:27,785 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 906 transitions. [2019-11-20 04:51:27,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 04:51:27,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:28,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 669 states and 917 transitions. [2019-11-20 04:51:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 917 transitions. [2019-11-20 04:51:28,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 04:51:28,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:28,547 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:29,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:29,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 680 states and 928 transitions. [2019-11-20 04:51:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 928 transitions. [2019-11-20 04:51:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 04:51:29,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:31,383 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:36,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 747 states and 996 transitions. [2019-11-20 04:51:36,795 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 996 transitions. [2019-11-20 04:51:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 04:51:36,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:36,864 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:51:38,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 773 states and 1024 transitions. [2019-11-20 04:51:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1024 transitions. [2019-11-20 04:51:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 04:51:38,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:38,593 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 04:51:38,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:38,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 784 states and 1039 transitions. [2019-11-20 04:51:38,877 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1039 transitions. [2019-11-20 04:51:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 04:51:38,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:38,951 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 04:51:39,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:39,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 799 states and 1055 transitions. [2019-11-20 04:51:39,615 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1055 transitions. [2019-11-20 04:51:39,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 04:51:39,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 04:51:40,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:40,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 801 states and 1057 transitions. [2019-11-20 04:51:40,020 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1057 transitions. [2019-11-20 04:51:40,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 04:51:40,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 04:51:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:40,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 816 states and 1071 transitions. [2019-11-20 04:51:40,522 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1071 transitions. [2019-11-20 04:51:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 04:51:40,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:40,616 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 04:51:45,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:45,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 883 states and 1148 transitions. [2019-11-20 04:51:45,502 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1148 transitions. [2019-11-20 04:51:45,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 04:51:45,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 04:51:45,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 890 states and 1154 transitions. [2019-11-20 04:51:45,763 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1154 transitions. [2019-11-20 04:51:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 04:51:45,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:45,834 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:46,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 913 states and 1180 transitions. [2019-11-20 04:51:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1180 transitions. [2019-11-20 04:51:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 04:51:46,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:47,268 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:50,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 983 states and 1251 transitions. [2019-11-20 04:51:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1251 transitions. [2019-11-20 04:51:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 04:51:50,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:51,098 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:51,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:51,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 984 states and 1251 transitions. [2019-11-20 04:51:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1251 transitions. [2019-11-20 04:51:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 04:51:51,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:51,619 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 985 states and 1252 transitions. [2019-11-20 04:51:51,950 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1252 transitions. [2019-11-20 04:51:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 04:51:51,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:52,060 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:51:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1011 states and 1285 transitions. [2019-11-20 04:51:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1285 transitions. [2019-11-20 04:51:54,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-11-20 04:51:54,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:54,616 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 04:51:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1031 states and 1314 transitions. [2019-11-20 04:51:56,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1314 transitions. [2019-11-20 04:51:56,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-11-20 04:51:56,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:56,567 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 04:51:56,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:56,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1039 states and 1321 transitions. [2019-11-20 04:51:56,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1321 transitions. [2019-11-20 04:51:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 04:51:56,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:56,948 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 04:51:59,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:59,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1077 states and 1357 transitions. [2019-11-20 04:51:59,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1357 transitions. [2019-11-20 04:51:59,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-11-20 04:51:59,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:59,309 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 04:51:59,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1081 states and 1363 transitions. [2019-11-20 04:51:59,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1363 transitions. [2019-11-20 04:51:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-11-20 04:51:59,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:59,841 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 04:52:00,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:00,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1084 states and 1366 transitions. [2019-11-20 04:52:00,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1366 transitions. [2019-11-20 04:52:00,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 04:52:00,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 04:52:00,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:00,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1091 states and 1373 transitions. [2019-11-20 04:52:00,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1373 transitions. [2019-11-20 04:52:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 04:52:00,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 04:52:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1093 states and 1375 transitions. [2019-11-20 04:52:00,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1375 transitions. [2019-11-20 04:52:00,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 04:52:00,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:52:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:03,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1135 states and 1421 transitions. [2019-11-20 04:52:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1421 transitions. [2019-11-20 04:52:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 04:52:03,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 161 proven. 8 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-20 04:52:08,138 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-11-20 04:52:09,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:09,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1160 states and 1456 transitions. [2019-11-20 04:52:09,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1456 transitions. [2019-11-20 04:52:09,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 04:52:09,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:09,702 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 161 proven. 8 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-20 04:52:10,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:10,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1171 states and 1466 transitions. [2019-11-20 04:52:10,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1466 transitions. [2019-11-20 04:52:10,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 04:52:10,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-11-20 04:52:10,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:10,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1173 states and 1468 transitions. [2019-11-20 04:52:10,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1468 transitions. [2019-11-20 04:52:10,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 04:52:10,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 04:52:14,792 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-11-20 04:52:16,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:16,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1225 states and 1522 transitions. [2019-11-20 04:52:16,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1522 transitions. [2019-11-20 04:52:16,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 04:52:16,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2019-11-20 04:52:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:18,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1246 states and 1545 transitions. [2019-11-20 04:52:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1545 transitions. [2019-11-20 04:52:18,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 04:52:18,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 04:52:18,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1250 states and 1551 transitions. [2019-11-20 04:52:18,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1551 transitions. [2019-11-20 04:52:18,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 04:52:18,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:18,954 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 04:52:19,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:19,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1251 states and 1553 transitions. [2019-11-20 04:52:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1553 transitions. [2019-11-20 04:52:19,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 04:52:19,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:19,491 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 04:52:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:20,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1257 states and 1560 transitions. [2019-11-20 04:52:20,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1560 transitions. [2019-11-20 04:52:20,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:52:20,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:20,471 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 04:52:21,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1268 states and 1571 transitions. [2019-11-20 04:52:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1571 transitions. [2019-11-20 04:52:21,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:52:21,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 04:52:22,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:22,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1277 states and 1581 transitions. [2019-11-20 04:52:22,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1581 transitions. [2019-11-20 04:52:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:52:22,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:23,029 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 04:52:23,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:23,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1279 states and 1584 transitions. [2019-11-20 04:52:23,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1584 transitions. [2019-11-20 04:52:23,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 04:52:23,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:24,135 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 242 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:52:26,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:26,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1298 states and 1611 transitions. [2019-11-20 04:52:26,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1611 transitions. [2019-11-20 04:52:26,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 04:52:26,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:29,120 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:52:37,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:37,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1353 states and 1673 transitions. [2019-11-20 04:52:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1673 transitions. [2019-11-20 04:52:37,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 04:52:37,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:37,766 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:52:39,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1374 states and 1693 transitions. [2019-11-20 04:52:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1693 transitions. [2019-11-20 04:52:39,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 04:52:39,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:40,064 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 04:52:42,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:42,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1401 states and 1722 transitions. [2019-11-20 04:52:42,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1722 transitions. [2019-11-20 04:52:42,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:52:42,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:42,889 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 04:52:43,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:43,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1405 states and 1727 transitions. [2019-11-20 04:52:43,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1727 transitions. [2019-11-20 04:52:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:52:43,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:43,847 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:52:47,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1431 states and 1763 transitions. [2019-11-20 04:52:47,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1763 transitions. [2019-11-20 04:52:47,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:52:47,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:47,646 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:52:48,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:48,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1432 states and 1763 transitions. [2019-11-20 04:52:48,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1763 transitions. [2019-11-20 04:52:48,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:52:48,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:48,319 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:52:48,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1443 states and 1773 transitions. [2019-11-20 04:52:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1773 transitions. [2019-11-20 04:52:48,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 04:52:48,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:49,055 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:52:50,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1460 states and 1792 transitions. [2019-11-20 04:52:50,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1792 transitions. [2019-11-20 04:52:50,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 04:52:50,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:50,766 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:52:51,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1474 states and 1805 transitions. [2019-11-20 04:52:51,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1805 transitions. [2019-11-20 04:52:51,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 04:52:51,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 04:52:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1487 states and 1822 transitions. [2019-11-20 04:52:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1822 transitions. [2019-11-20 04:52:53,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 04:52:53,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:53,631 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 04:52:55,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:55,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1504 states and 1838 transitions. [2019-11-20 04:52:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1838 transitions. [2019-11-20 04:52:55,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 04:52:55,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:55,892 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:52:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1509 states and 1847 transitions. [2019-11-20 04:52:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1847 transitions. [2019-11-20 04:52:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 04:52:56,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 04:52:58,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1529 states and 1869 transitions. [2019-11-20 04:52:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1869 transitions. [2019-11-20 04:52:58,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 04:52:58,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 04:53:00,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1535 states and 1876 transitions. [2019-11-20 04:53:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1876 transitions. [2019-11-20 04:53:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-11-20 04:53:00,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:03,769 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:53:09,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:09,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1559 states and 1906 transitions. [2019-11-20 04:53:09,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1906 transitions. [2019-11-20 04:53:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-11-20 04:53:09,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:53:10,451 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 25 [2019-11-20 04:53:11,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:11,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1570 states and 1918 transitions. [2019-11-20 04:53:11,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1918 transitions. [2019-11-20 04:53:11,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 04:53:11,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:12,092 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 04:53:12,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:12,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1574 states and 1925 transitions. [2019-11-20 04:53:12,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1925 transitions. [2019-11-20 04:53:12,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 04:53:12,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 04:53:13,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:13,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1576 states and 1926 transitions. [2019-11-20 04:53:13,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1926 transitions. [2019-11-20 04:53:13,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 04:53:13,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:53:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:15,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1588 states and 1942 transitions. [2019-11-20 04:53:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1942 transitions. [2019-11-20 04:53:15,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 04:53:15,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 04:53:18,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:18,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1622 states and 1978 transitions. [2019-11-20 04:53:18,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1978 transitions. [2019-11-20 04:53:18,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 04:53:18,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:19,207 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 04:53:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:19,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1626 states and 1982 transitions. [2019-11-20 04:53:19,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1982 transitions. [2019-11-20 04:53:19,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-11-20 04:53:19,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:21,991 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:53:24,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:24,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1630 states and 1989 transitions. [2019-11-20 04:53:24,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1989 transitions. [2019-11-20 04:53:24,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-11-20 04:53:24,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:25,203 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:53:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1641 states and 1999 transitions. [2019-11-20 04:53:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 1999 transitions. [2019-11-20 04:53:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-20 04:53:27,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 04:53:27,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1644 states and 2001 transitions. [2019-11-20 04:53:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 2001 transitions. [2019-11-20 04:53:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-11-20 04:53:27,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:27,857 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 04:53:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:30,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1731 states and 2100 transitions. [2019-11-20 04:53:30,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2100 transitions. [2019-11-20 04:53:30,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 04:53:30,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:30,974 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2019-11-20 04:53:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:31,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1735 states and 2103 transitions. [2019-11-20 04:53:31,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2103 transitions. [2019-11-20 04:53:31,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 04:53:31,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:31,689 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-11-20 04:53:34,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:34,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1754 states and 2134 transitions. [2019-11-20 04:53:34,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2134 transitions. [2019-11-20 04:53:34,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 04:53:34,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:35,091 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-11-20 04:53:35,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1764 states and 2143 transitions. [2019-11-20 04:53:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2143 transitions. [2019-11-20 04:53:35,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 04:53:35,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:35,869 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-11-20 04:53:36,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:36,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1772 states and 2151 transitions. [2019-11-20 04:53:36,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2151 transitions. [2019-11-20 04:53:36,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2019-11-20 04:53:36,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:36,736 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-11-20 04:53:39,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1806 states and 2185 transitions. [2019-11-20 04:53:39,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2185 transitions. [2019-11-20 04:53:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2019-11-20 04:53:39,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-11-20 04:53:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:40,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1815 states and 2193 transitions. [2019-11-20 04:53:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2193 transitions. [2019-11-20 04:53:40,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 04:53:40,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:40,206 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-20 04:53:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1828 states and 2208 transitions. [2019-11-20 04:53:42,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2208 transitions. [2019-11-20 04:53:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-11-20 04:53:42,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:42,413 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2019-11-20 04:53:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:43,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1834 states and 2214 transitions. [2019-11-20 04:53:43,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2214 transitions. [2019-11-20 04:53:43,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-11-20 04:53:43,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2019-11-20 04:53:43,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:43,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1844 states and 2224 transitions. [2019-11-20 04:53:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2224 transitions. [2019-11-20 04:53:43,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:53:43,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-20 04:53:51,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:51,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1868 states and 2252 transitions. [2019-11-20 04:53:51,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2252 transitions. [2019-11-20 04:53:51,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:53:51,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-20 04:53:52,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:52,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1879 states and 2263 transitions. [2019-11-20 04:53:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2263 transitions. [2019-11-20 04:53:52,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-11-20 04:53:52,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:52,960 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2019-11-20 04:53:53,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:53,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1883 states and 2270 transitions. [2019-11-20 04:53:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2270 transitions. [2019-11-20 04:53:53,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-11-20 04:53:53,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-20 04:53:56,905 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-11-20 04:53:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:57,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1909 states and 2296 transitions. [2019-11-20 04:53:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2296 transitions. [2019-11-20 04:53:57,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-11-20 04:53:57,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:57,649 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-11-20 04:53:58,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:58,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1914 states and 2300 transitions. [2019-11-20 04:53:58,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2300 transitions. [2019-11-20 04:53:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-11-20 04:53:58,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-11-20 04:54:00,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:00,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1918 states and 2303 transitions. [2019-11-20 04:54:00,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2303 transitions. [2019-11-20 04:54:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-20 04:54:00,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:02,206 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 535 proven. 39 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2019-11-20 04:54:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1948 states and 2338 transitions. [2019-11-20 04:54:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2338 transitions. [2019-11-20 04:54:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2019-11-20 04:54:08,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:09,157 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2019-11-20 04:54:11,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:11,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1978 states and 2368 transitions. [2019-11-20 04:54:11,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2368 transitions. [2019-11-20 04:54:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 04:54:11,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:11,578 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2019-11-20 04:54:12,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:12,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1982 states and 2372 transitions. [2019-11-20 04:54:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2372 transitions. [2019-11-20 04:54:12,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 04:54:12,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:13,442 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 04:54:19,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2028 states and 2432 transitions. [2019-11-20 04:54:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2432 transitions. [2019-11-20 04:54:19,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 04:54:19,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:20,384 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 04:54:23,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:23,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2051 states and 2457 transitions. [2019-11-20 04:54:23,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2457 transitions. [2019-11-20 04:54:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 04:54:23,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:23,825 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2019-11-20 04:54:26,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:26,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2094 states and 2506 transitions. [2019-11-20 04:54:26,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2506 transitions. [2019-11-20 04:54:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 04:54:26,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2019-11-20 04:54:28,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:28,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2100 states and 2513 transitions. [2019-11-20 04:54:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2513 transitions. [2019-11-20 04:54:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 04:54:28,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:28,789 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2019-11-20 04:54:29,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:29,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2101 states and 2516 transitions. [2019-11-20 04:54:29,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2516 transitions. [2019-11-20 04:54:29,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 04:54:29,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2019-11-20 04:54:30,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2111 states and 2526 transitions. [2019-11-20 04:54:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2526 transitions. [2019-11-20 04:54:30,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 04:54:30,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2019-11-20 04:54:33,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:33,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2123 states and 2539 transitions. [2019-11-20 04:54:33,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2539 transitions. [2019-11-20 04:54:33,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 04:54:33,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:33,340 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2019-11-20 04:54:34,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:34,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 2133 states and 2549 transitions. [2019-11-20 04:54:34,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2549 transitions. [2019-11-20 04:54:34,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-11-20 04:54:34,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-11-20 04:54:35,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:35,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2156 states and 2573 transitions. [2019-11-20 04:54:35,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2573 transitions. [2019-11-20 04:54:35,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-11-20 04:54:35,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:35,972 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-11-20 04:54:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:36,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2162 states and 2578 transitions. [2019-11-20 04:54:36,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2578 transitions. [2019-11-20 04:54:36,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-11-20 04:54:36,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:36,823 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-11-20 04:54:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 2166 states and 2582 transitions. [2019-11-20 04:54:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 2582 transitions. [2019-11-20 04:54:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2019-11-20 04:54:37,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2019-11-20 04:54:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:40,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2207 states and 2623 transitions. [2019-11-20 04:54:40,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2623 transitions. [2019-11-20 04:54:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2019-11-20 04:54:40,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:42,749 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2019-11-20 04:54:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:50,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2280 states and 2706 transitions. [2019-11-20 04:54:50,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 2706 transitions. [2019-11-20 04:54:50,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-20 04:54:50,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:51,406 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 379 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-11-20 04:54:53,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:53,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2284 states and 2713 transitions. [2019-11-20 04:54:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2713 transitions. [2019-11-20 04:54:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2019-11-20 04:54:53,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:53,666 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 517 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-11-20 04:54:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:53,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2289 states and 2717 transitions. [2019-11-20 04:54:53,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2717 transitions. [2019-11-20 04:54:53,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-11-20 04:54:53,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-11-20 04:55:16,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:16,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2404 states and 2857 transitions. [2019-11-20 04:55:16,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2857 transitions. [2019-11-20 04:55:16,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:55:16,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 502 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-20 04:55:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2409 states and 2861 transitions. [2019-11-20 04:55:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2861 transitions. [2019-11-20 04:55:16,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:55:16,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 502 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-20 04:55:17,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2421 states and 2872 transitions. [2019-11-20 04:55:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 2872 transitions. [2019-11-20 04:55:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2019-11-20 04:55:17,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 375 proven. 2 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2019-11-20 04:55:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:22,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2390 states and 2848 transitions. [2019-11-20 04:55:22,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 2848 transitions. [2019-11-20 04:55:22,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 04:55:22,702 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 142 iterations. [2019-11-20 04:55:22,713 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 04:55:22,899 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2019-11-20 04:55:23,062 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2019-11-20 04:55:23,353 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2019-11-20 04:55:23,524 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2019-11-20 04:55:23,725 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 10 [2019-11-20 04:55:23,998 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 10 [2019-11-20 04:55:24,219 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 10 [2019-11-20 04:55:24,542 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 10 [2019-11-20 04:55:24,867 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 10 [2019-11-20 04:55:25,216 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 10 [2019-11-20 04:55:25,417 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 10 [2019-11-20 04:55:25,731 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 10 [2019-11-20 04:55:26,135 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 10 [2019-11-20 04:55:26,451 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 10 [2019-11-20 04:55:26,797 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 10 [2019-11-20 04:55:27,240 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 10 [2019-11-20 04:55:27,392 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 10 [2019-11-20 04:55:27,574 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 10 [2019-11-20 04:55:27,782 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 10 [2019-11-20 04:55:28,011 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 10 [2019-11-20 04:55:28,147 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 10 [2019-11-20 04:55:28,579 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 10 [2019-11-20 04:55:28,840 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2019-11-20 04:55:29,060 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 10 [2019-11-20 04:55:29,187 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 10 [2019-11-20 04:55:29,378 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 10 [2019-11-20 04:55:29,600 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 10 [2019-11-20 04:55:29,993 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 10 [2019-11-20 04:55:30,356 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 10 [2019-11-20 04:55:30,602 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 10 [2019-11-20 04:55:30,798 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 10 [2019-11-20 04:55:31,173 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 10 [2019-11-20 04:55:31,439 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 10 [2019-11-20 04:55:31,664 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 10 [2019-11-20 04:55:31,988 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 10 [2019-11-20 04:55:32,232 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2019-11-20 04:55:32,567 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 10 [2019-11-20 04:55:32,995 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2019-11-20 04:55:33,301 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2019-11-20 04:55:33,474 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2019-11-20 04:55:33,778 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 10 [2019-11-20 04:55:34,062 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 10 [2019-11-20 04:55:34,264 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 10 [2019-11-20 04:55:34,463 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 10 [2019-11-20 04:55:34,810 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2019-11-20 04:55:34,810 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:55:34,815 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-11-20 04:55:34,822 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-11-20 04:55:34,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:55:34 ImpRootNode [2019-11-20 04:55:34,824 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 04:55:34,824 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:55:34,824 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:55:34,825 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:55:34,825 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:49" (3/4) ... [2019-11-20 04:55:34,829 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 04:55:34,857 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2019-11-20 04:55:34,871 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-11-20 04:55:34,873 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 04:55:34,875 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 04:55:35,085 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ebd4d890-0efe-420f-adf8-19f11d74326e/bin/ukojak/witness.graphml [2019-11-20 04:55:35,086 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:55:35,087 INFO L168 Benchmark]: Toolchain (without parser) took 288995.59 ms. Allocated memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: 3.4 GB). Free memory was 939.3 MB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2019-11-20 04:55:35,088 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:55:35,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:55:35,089 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.23 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 04:55:35,089 INFO L168 Benchmark]: Boogie Preprocessor took 108.77 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 04:55:35,092 INFO L168 Benchmark]: RCFGBuilder took 2703.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.9 MB in the end (delta: 206.9 MB). Peak memory consumption was 206.9 MB. Max. memory is 11.5 GB. [2019-11-20 04:55:35,092 INFO L168 Benchmark]: CodeCheck took 285032.14 ms. Allocated memory was 1.2 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 894.9 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2019-11-20 04:55:35,093 INFO L168 Benchmark]: Witness Printer took 261.60 ms. Allocated memory is still 4.5 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:55:35,096 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, 76 locations, 1 error locations. Result: SAFE, OverallTime: 272.8s, OverallIterations: 142, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 683804032 SDtfs, -1632257880 SDslu, -729210656 SDs, 0 SdLazy, 781662870 SolverSat, 323204062 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 956.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179301 GetRequests, 175289 SyntacticMatches, 2512 SemanticMatches, 1500 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1680822 ImplicationChecksByTransitivity, 235.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 34.1s InterpolantComputationTime, 26916 NumberOfCodeBlocks, 26916 NumberOfCodeBlocksAsserted, 141 NumberOfCheckSat, 26775 ConstructedInterpolants, 0 QuantifiedInterpolants, 22018723 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 141 InterpolantComputations, 123 PerfectInterpolantSequences, 34111/34583 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: 434]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a16 == 6) || a8 == 13) || 15 == a8 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a16 == 6) || a8 == 13) || 15 == a8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 775.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.23 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 108.77 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 2703.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.9 MB in the end (delta: 206.9 MB). Peak memory consumption was 206.9 MB. Max. memory is 11.5 GB. * CodeCheck took 285032.14 ms. Allocated memory was 1.2 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 894.9 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. * Witness Printer took 261.60 ms. Allocated memory is still 4.5 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...