./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh/s3_clnt.blast.01.i.cil-2.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_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.01.i.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/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 6b059dfef9f85366fcaeddec812cf96c32b1df0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.01.i.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/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 6b059dfef9f85366fcaeddec812cf96c32b1df0d ............................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 11:09:02,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:09:02,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:09:02,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:09:02,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:09:02,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:09:02,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:09:02,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:09:02,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:09:02,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:09:02,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:09:02,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:09:02,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:09:02,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:09:02,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:09:02,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:09:02,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:09:02,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:09:02,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:09:02,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:09:03,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:09:03,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:09:03,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:09:03,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:09:03,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:09:03,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:09:03,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:09:03,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:09:03,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:09:03,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:09:03,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:09:03,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:09:03,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:09:03,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:09:03,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:09:03,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:09:03,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:09:03,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:09:03,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:09:03,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:09:03,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:09:03,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 11:09:03,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:09:03,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:09:03,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 11:09:03,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 11:09:03,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:09:03,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:09:03,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:09:03,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 11:09:03,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 11:09:03,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 11:09:03,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:09:03,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:09:03,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:09:03,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:09:03,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 11:09:03,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:09:03,050 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:09:03,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:09:03,050 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 11:09:03,050 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 11:09:03,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:09:03,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:09:03,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 11:09:03,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:09:03,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:09:03,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:09:03,052 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 11:09:03,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 11:09:03,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:09:03,052 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_4c4f19b5-a735-4abd-a092-9eea6751df51/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 -> 6b059dfef9f85366fcaeddec812cf96c32b1df0d [2019-11-20 11:09:03,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:09:03,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:09:03,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:09:03,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:09:03,247 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:09:03,250 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.01.i.cil-2.c [2019-11-20 11:09:03,302 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data/138a2b08b/66acd9c2222548fe8c1d131a39992ce2/FLAGe7bba776e [2019-11-20 11:09:03,740 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:09:03,741 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/sv-benchmarks/c/ssh/s3_clnt.blast.01.i.cil-2.c [2019-11-20 11:09:03,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data/138a2b08b/66acd9c2222548fe8c1d131a39992ce2/FLAGe7bba776e [2019-11-20 11:09:04,027 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data/138a2b08b/66acd9c2222548fe8c1d131a39992ce2 [2019-11-20 11:09:04,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:09:04,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:09:04,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:09:04,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:09:04,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:09:04,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:04,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bc7a2c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04, skipping insertion in model container [2019-11-20 11:09:04,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:04,052 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:09:04,138 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:09:04,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:09:04,656 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:09:04,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:09:04,844 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:09:04,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04 WrapperNode [2019-11-20 11:09:04,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:09:04,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:09:04,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:09:04,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:09:04,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:04,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:04,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:09:04,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:09:04,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:09:04,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:09:04,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:04,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:04,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:04,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:05,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:05,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:05,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... [2019-11-20 11:09:05,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:09:05,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:09:05,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:09:05,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:09:05,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:09:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/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 11:09:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 11:09:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 11:09:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 11:09:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 11:09:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 11:09:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 11:09:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:09:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:09:05,434 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 11:09:06,421 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-11-20 11:09:06,421 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-11-20 11:09:08,770 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:09:08,770 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 11:09:08,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:09:08 BoogieIcfgContainer [2019-11-20 11:09:08,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:09:08,773 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 11:09:08,773 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 11:09:08,786 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 11:09:08,786 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:09:08" (1/1) ... [2019-11-20 11:09:08,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:09:08,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2019-11-20 11:09:08,844 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2019-11-20 11:09:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 11:09:08,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:09,148 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 11:09:09,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:09,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 89 states and 148 transitions. [2019-11-20 11:09:09,279 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 148 transitions. [2019-11-20 11:09:09,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 11:09:09,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 117 states and 212 transitions. [2019-11-20 11:09:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 212 transitions. [2019-11-20 11:09:09,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 11:09:09,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:10,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:10,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:10,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 118 states and 213 transitions. [2019-11-20 11:09:10,052 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 213 transitions. [2019-11-20 11:09:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 11:09:10,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:10,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:10,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:10,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 127 states and 245 transitions. [2019-11-20 11:09:10,576 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 245 transitions. [2019-11-20 11:09:10,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 11:09:10,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:10,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:10,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:10,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 128 states and 246 transitions. [2019-11-20 11:09:10,678 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 246 transitions. [2019-11-20 11:09:10,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 11:09:10,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:10,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:10,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 131 states and 251 transitions. [2019-11-20 11:09:10,767 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 251 transitions. [2019-11-20 11:09:10,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 11:09:10,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:10,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:10,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 132 states and 252 transitions. [2019-11-20 11:09:10,823 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 252 transitions. [2019-11-20 11:09:10,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 11:09:10,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:10,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 133 states and 253 transitions. [2019-11-20 11:09:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 253 transitions. [2019-11-20 11:09:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 11:09:10,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:11,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 136 states and 257 transitions. [2019-11-20 11:09:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 257 transitions. [2019-11-20 11:09:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 11:09:11,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:11,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:11,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 137 states and 258 transitions. [2019-11-20 11:09:11,138 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 258 transitions. [2019-11-20 11:09:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 11:09:11,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 149 states and 283 transitions. [2019-11-20 11:09:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 283 transitions. [2019-11-20 11:09:11,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 11:09:11,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:12,004 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:12,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:12,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 149 states and 282 transitions. [2019-11-20 11:09:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 282 transitions. [2019-11-20 11:09:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 11:09:12,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:12,290 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 11:09:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:12,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 144 states and 275 transitions. [2019-11-20 11:09:12,310 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 275 transitions. [2019-11-20 11:09:12,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 11:09:12,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:12,347 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 11:09:12,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 146 states and 281 transitions. [2019-11-20 11:09:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 281 transitions. [2019-11-20 11:09:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 11:09:12,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:12,628 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:12,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 146 states and 280 transitions. [2019-11-20 11:09:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 280 transitions. [2019-11-20 11:09:12,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 11:09:12,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:12,742 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:13,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:13,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 168 states and 336 transitions. [2019-11-20 11:09:13,761 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 336 transitions. [2019-11-20 11:09:13,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 11:09:13,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 193 states and 390 transitions. [2019-11-20 11:09:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 390 transitions. [2019-11-20 11:09:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 11:09:15,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:15,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:15,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:15,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 194 states and 391 transitions. [2019-11-20 11:09:15,580 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 391 transitions. [2019-11-20 11:09:15,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 11:09:15,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:15,611 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:15,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 196 states and 396 transitions. [2019-11-20 11:09:15,903 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 396 transitions. [2019-11-20 11:09:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 11:09:15,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:15,940 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 198 states and 410 transitions. [2019-11-20 11:09:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 410 transitions. [2019-11-20 11:09:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 11:09:16,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:16,392 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:16,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:16,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 199 states and 411 transitions. [2019-11-20 11:09:16,402 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 411 transitions. [2019-11-20 11:09:16,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 11:09:16,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:16,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 200 states and 412 transitions. [2019-11-20 11:09:16,449 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 412 transitions. [2019-11-20 11:09:16,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 11:09:16,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:16,495 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:16,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:16,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 203 states and 417 transitions. [2019-11-20 11:09:16,528 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 417 transitions. [2019-11-20 11:09:16,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 11:09:16,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 202 states and 415 transitions. [2019-11-20 11:09:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 415 transitions. [2019-11-20 11:09:16,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 11:09:16,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:16,613 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:16,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:16,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 205 states and 420 transitions. [2019-11-20 11:09:16,633 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 420 transitions. [2019-11-20 11:09:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 11:09:16,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:16,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:16,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:16,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 206 states and 421 transitions. [2019-11-20 11:09:16,700 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 421 transitions. [2019-11-20 11:09:16,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 11:09:16,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:16,909 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:18,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:18,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 218 states and 445 transitions. [2019-11-20 11:09:18,408 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 445 transitions. [2019-11-20 11:09:18,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 11:09:18,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:18,719 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:20,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:20,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 234 states and 481 transitions. [2019-11-20 11:09:20,650 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 481 transitions. [2019-11-20 11:09:20,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 11:09:20,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 235 states and 482 transitions. [2019-11-20 11:09:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 482 transitions. [2019-11-20 11:09:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 11:09:20,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:20,740 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 11:09:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:20,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 239 states and 486 transitions. [2019-11-20 11:09:20,945 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 486 transitions. [2019-11-20 11:09:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 11:09:20,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:21,338 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 252 states and 511 transitions. [2019-11-20 11:09:23,570 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 511 transitions. [2019-11-20 11:09:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 11:09:23,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:23,601 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 11:09:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 256 states and 520 transitions. [2019-11-20 11:09:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 520 transitions. [2019-11-20 11:09:23,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 11:09:23,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:23,676 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 11:09:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 258 states and 527 transitions. [2019-11-20 11:09:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 527 transitions. [2019-11-20 11:09:24,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 11:09:24,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:24,337 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:27,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:27,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 281 states and 587 transitions. [2019-11-20 11:09:27,675 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 587 transitions. [2019-11-20 11:09:27,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 11:09:27,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:27,708 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 279 states and 583 transitions. [2019-11-20 11:09:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 583 transitions. [2019-11-20 11:09:27,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 11:09:27,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:27,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:28,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 282 states and 590 transitions. [2019-11-20 11:09:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 590 transitions. [2019-11-20 11:09:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 11:09:28,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:28,256 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:28,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:28,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 283 states and 591 transitions. [2019-11-20 11:09:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 591 transitions. [2019-11-20 11:09:28,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 11:09:28,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:28,321 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:28,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:28,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 285 states and 605 transitions. [2019-11-20 11:09:28,916 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 605 transitions. [2019-11-20 11:09:28,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 11:09:28,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:28,961 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:29,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:29,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 288 states and 611 transitions. [2019-11-20 11:09:29,599 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 611 transitions. [2019-11-20 11:09:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 11:09:29,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:30,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:30,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 291 states and 615 transitions. [2019-11-20 11:09:30,326 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 615 transitions. [2019-11-20 11:09:30,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 11:09:30,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:30,369 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 11:09:30,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 290 states and 613 transitions. [2019-11-20 11:09:30,379 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 613 transitions. [2019-11-20 11:09:30,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 11:09:30,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:30,615 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 310 states and 662 transitions. [2019-11-20 11:09:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 662 transitions. [2019-11-20 11:09:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 11:09:33,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:33,979 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:38,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:38,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 328 states and 695 transitions. [2019-11-20 11:09:38,605 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 695 transitions. [2019-11-20 11:09:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 11:09:38,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:38,650 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:38,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:38,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 329 states and 696 transitions. [2019-11-20 11:09:38,731 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 696 transitions. [2019-11-20 11:09:38,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 11:09:38,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:39,438 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 11:09:42,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:42,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 343 states and 722 transitions. [2019-11-20 11:09:42,750 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 722 transitions. [2019-11-20 11:09:42,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 11:09:42,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:42,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:42,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 344 states and 723 transitions. [2019-11-20 11:09:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 723 transitions. [2019-11-20 11:09:42,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 11:09:42,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:42,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:42,822 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:44,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:44,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 349 states and 745 transitions. [2019-11-20 11:09:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 745 transitions. [2019-11-20 11:09:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 11:09:44,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 352 states and 751 transitions. [2019-11-20 11:09:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 751 transitions. [2019-11-20 11:09:44,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 11:09:44,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:45,517 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:49,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:49,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 367 states and 777 transitions. [2019-11-20 11:09:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 777 transitions. [2019-11-20 11:09:49,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 11:09:49,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:09:50,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 368 states and 778 transitions. [2019-11-20 11:09:50,210 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 778 transitions. [2019-11-20 11:09:50,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 11:09:50,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:50,238 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 366 states and 775 transitions. [2019-11-20 11:09:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 775 transitions. [2019-11-20 11:09:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 11:09:50,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:09:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 367 states and 776 transitions. [2019-11-20 11:09:50,353 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 776 transitions. [2019-11-20 11:09:50,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 11:09:50,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:50,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 368 states and 779 transitions. [2019-11-20 11:09:50,438 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 779 transitions. [2019-11-20 11:09:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 11:09:50,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:51,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:51,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 368 states and 778 transitions. [2019-11-20 11:09:51,470 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 778 transitions. [2019-11-20 11:09:51,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 11:09:51,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:09:51,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:51,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 371 states and 785 transitions. [2019-11-20 11:09:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 785 transitions. [2019-11-20 11:09:51,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 11:09:51,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:51,600 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:52,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:52,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 374 states and 789 transitions. [2019-11-20 11:09:52,321 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 789 transitions. [2019-11-20 11:09:52,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 11:09:52,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 374 states and 788 transitions. [2019-11-20 11:09:53,204 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 788 transitions. [2019-11-20 11:09:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 11:09:53,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:09:54,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 374 states and 786 transitions. [2019-11-20 11:09:54,175 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 786 transitions. [2019-11-20 11:09:54,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 11:09:54,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:54,207 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:09:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 375 states and 787 transitions. [2019-11-20 11:09:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 787 transitions. [2019-11-20 11:09:54,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 11:09:54,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:54,613 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:09:59,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 391 states and 814 transitions. [2019-11-20 11:09:59,686 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 814 transitions. [2019-11-20 11:09:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 11:09:59,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:09:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 11:09:59,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:09:59,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 392 states and 815 transitions. [2019-11-20 11:09:59,771 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 815 transitions. [2019-11-20 11:09:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 11:09:59,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:09:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:00,175 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:10:00,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:00,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 392 states and 814 transitions. [2019-11-20 11:10:00,917 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 814 transitions. [2019-11-20 11:10:00,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 11:10:00,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:10:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:01,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 392 states and 812 transitions. [2019-11-20 11:10:01,902 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 812 transitions. [2019-11-20 11:10:01,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 11:10:01,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:01,934 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:10:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:05,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 403 states and 827 transitions. [2019-11-20 11:10:05,983 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 827 transitions. [2019-11-20 11:10:05,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 11:10:05,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:06,019 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 11:10:07,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:07,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 411 states and 841 transitions. [2019-11-20 11:10:07,074 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 841 transitions. [2019-11-20 11:10:07,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 11:10:07,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:07,882 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 11:10:15,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:15,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 428 states and 869 transitions. [2019-11-20 11:10:15,296 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 869 transitions. [2019-11-20 11:10:15,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 11:10:15,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:15,323 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:15,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 429 states and 870 transitions. [2019-11-20 11:10:15,359 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 870 transitions. [2019-11-20 11:10:15,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 11:10:15,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:15,387 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 11:10:19,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:19,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 430 states and 871 transitions. [2019-11-20 11:10:19,555 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 871 transitions. [2019-11-20 11:10:19,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 11:10:19,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:20,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:20,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 436 states and 885 transitions. [2019-11-20 11:10:20,626 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 885 transitions. [2019-11-20 11:10:20,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 11:10:20,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:20,658 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 11:10:20,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:20,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 437 states and 886 transitions. [2019-11-20 11:10:20,681 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 886 transitions. [2019-11-20 11:10:20,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 11:10:20,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:20,706 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:20,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 438 states and 887 transitions. [2019-11-20 11:10:20,746 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 887 transitions. [2019-11-20 11:10:20,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 11:10:20,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:20,778 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:22,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 438 states and 886 transitions. [2019-11-20 11:10:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 886 transitions. [2019-11-20 11:10:22,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 11:10:22,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:22,719 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 11:10:23,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 440 states and 897 transitions. [2019-11-20 11:10:23,558 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 897 transitions. [2019-11-20 11:10:23,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 11:10:23,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:23,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 437 states and 888 transitions. [2019-11-20 11:10:23,627 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 888 transitions. [2019-11-20 11:10:23,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 11:10:23,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:23,657 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:23,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:23,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 434 states and 882 transitions. [2019-11-20 11:10:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 882 transitions. [2019-11-20 11:10:23,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 11:10:23,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 437 states and 887 transitions. [2019-11-20 11:10:23,772 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 887 transitions. [2019-11-20 11:10:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 11:10:23,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:23,810 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 11:10:25,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:25,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 445 states and 900 transitions. [2019-11-20 11:10:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 900 transitions. [2019-11-20 11:10:25,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 11:10:25,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 11:10:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:26,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 447 states and 903 transitions. [2019-11-20 11:10:26,449 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 903 transitions. [2019-11-20 11:10:26,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 11:10:26,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:26,471 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:26,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 447 states and 902 transitions. [2019-11-20 11:10:26,483 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 902 transitions. [2019-11-20 11:10:26,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 11:10:26,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:26,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:26,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 448 states and 903 transitions. [2019-11-20 11:10:26,551 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 903 transitions. [2019-11-20 11:10:26,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 11:10:26,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:28,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:28,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 454 states and 918 transitions. [2019-11-20 11:10:28,079 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 918 transitions. [2019-11-20 11:10:28,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 11:10:28,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 11:10:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 455 states and 919 transitions. [2019-11-20 11:10:28,202 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 919 transitions. [2019-11-20 11:10:28,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 11:10:28,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 11:10:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:28,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 456 states and 919 transitions. [2019-11-20 11:10:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 919 transitions. [2019-11-20 11:10:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 11:10:28,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:28,347 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 459 states and 924 transitions. [2019-11-20 11:10:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 924 transitions. [2019-11-20 11:10:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 11:10:28,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:28,460 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:29,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:29,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 459 states and 923 transitions. [2019-11-20 11:10:29,644 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 923 transitions. [2019-11-20 11:10:29,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 11:10:29,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:29,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 460 states and 924 transitions. [2019-11-20 11:10:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 924 transitions. [2019-11-20 11:10:29,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 11:10:29,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:29,699 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:29,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:29,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 460 states and 920 transitions. [2019-11-20 11:10:29,751 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 920 transitions. [2019-11-20 11:10:29,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 11:10:29,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:29,780 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:30,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 459 states and 918 transitions. [2019-11-20 11:10:30,467 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 918 transitions. [2019-11-20 11:10:30,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 11:10:30,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:30,494 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:30,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:30,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 460 states and 919 transitions. [2019-11-20 11:10:30,520 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 919 transitions. [2019-11-20 11:10:30,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 11:10:30,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:30,551 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:30,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:30,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 460 states and 918 transitions. [2019-11-20 11:10:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 918 transitions. [2019-11-20 11:10:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 11:10:30,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:30,685 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:10:30,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:30,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 461 states and 919 transitions. [2019-11-20 11:10:30,790 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 919 transitions. [2019-11-20 11:10:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 11:10:30,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:30,831 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 11:10:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:32,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 467 states and 933 transitions. [2019-11-20 11:10:32,259 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 933 transitions. [2019-11-20 11:10:32,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 11:10:32,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:32,291 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:32,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:32,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 469 states and 936 transitions. [2019-11-20 11:10:32,311 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 936 transitions. [2019-11-20 11:10:32,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 11:10:32,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:10:32,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:32,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 470 states and 938 transitions. [2019-11-20 11:10:32,528 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 938 transitions. [2019-11-20 11:10:32,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 11:10:32,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:32,553 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:32,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:32,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 475 states and 947 transitions. [2019-11-20 11:10:32,588 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 947 transitions. [2019-11-20 11:10:32,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 11:10:32,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:33,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:33,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 479 states and 953 transitions. [2019-11-20 11:10:33,488 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 953 transitions. [2019-11-20 11:10:33,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 11:10:33,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:33,514 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:33,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 477 states and 949 transitions. [2019-11-20 11:10:33,523 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 949 transitions. [2019-11-20 11:10:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 11:10:33,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:33,552 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:33,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 478 states and 950 transitions. [2019-11-20 11:10:33,576 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 950 transitions. [2019-11-20 11:10:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 11:10:33,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:33,604 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:33,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:33,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 479 states and 951 transitions. [2019-11-20 11:10:33,629 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 951 transitions. [2019-11-20 11:10:33,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 11:10:33,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:33,660 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:33,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 478 states and 949 transitions. [2019-11-20 11:10:33,674 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 949 transitions. [2019-11-20 11:10:33,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 11:10:33,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:33,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:33,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 481 states and 954 transitions. [2019-11-20 11:10:33,775 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 954 transitions. [2019-11-20 11:10:33,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 11:10:33,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:33,816 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:10:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 482 states and 955 transitions. [2019-11-20 11:10:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 955 transitions. [2019-11-20 11:10:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 11:10:34,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:34,185 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:34,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 484 states and 957 transitions. [2019-11-20 11:10:34,196 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 957 transitions. [2019-11-20 11:10:34,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 11:10:34,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:34,222 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:34,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 485 states and 958 transitions. [2019-11-20 11:10:34,242 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 958 transitions. [2019-11-20 11:10:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 11:10:34,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:34,274 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:10:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:34,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 486 states and 959 transitions. [2019-11-20 11:10:34,681 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 959 transitions. [2019-11-20 11:10:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 11:10:34,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:34,705 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:34,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:34,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 484 states and 956 transitions. [2019-11-20 11:10:34,719 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 956 transitions. [2019-11-20 11:10:34,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 11:10:34,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:34,752 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:10:34,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:34,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 485 states and 958 transitions. [2019-11-20 11:10:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 958 transitions. [2019-11-20 11:10:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 11:10:34,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:34,857 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 488 states and 963 transitions. [2019-11-20 11:10:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 963 transitions. [2019-11-20 11:10:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 11:10:34,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:34,967 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:10:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:35,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 489 states and 964 transitions. [2019-11-20 11:10:35,412 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 964 transitions. [2019-11-20 11:10:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 11:10:35,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:35,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:35,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 492 states and 968 transitions. [2019-11-20 11:10:35,459 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 968 transitions. [2019-11-20 11:10:35,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 11:10:35,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:36,129 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:10:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 510 states and 1007 transitions. [2019-11-20 11:10:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1007 transitions. [2019-11-20 11:10:41,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 11:10:41,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 11:10:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 511 states and 1008 transitions. [2019-11-20 11:10:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1008 transitions. [2019-11-20 11:10:41,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 11:10:41,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:41,769 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:41,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:41,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 508 states and 1003 transitions. [2019-11-20 11:10:41,784 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1003 transitions. [2019-11-20 11:10:41,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 11:10:41,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:41,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:41,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 511 states and 1013 transitions. [2019-11-20 11:10:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1013 transitions. [2019-11-20 11:10:41,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 11:10:41,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:42,245 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:10:43,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:43,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 512 states and 1015 transitions. [2019-11-20 11:10:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1015 transitions. [2019-11-20 11:10:43,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 11:10:43,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:44,004 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:10:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 514 states and 1022 transitions. [2019-11-20 11:10:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1022 transitions. [2019-11-20 11:10:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 11:10:44,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 11:10:46,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:46,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 518 states and 1030 transitions. [2019-11-20 11:10:46,246 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1030 transitions. [2019-11-20 11:10:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 11:10:46,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:46,285 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 11:10:47,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:47,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 522 states and 1038 transitions. [2019-11-20 11:10:47,548 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1038 transitions. [2019-11-20 11:10:47,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 11:10:47,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:47,585 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 11:10:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 523 states and 1039 transitions. [2019-11-20 11:10:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1039 transitions. [2019-11-20 11:10:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 11:10:47,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:48,126 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:10:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:50,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 524 states and 1043 transitions. [2019-11-20 11:10:50,057 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1043 transitions. [2019-11-20 11:10:50,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 11:10:50,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:10:55,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:10:55,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 543 states and 1084 transitions. [2019-11-20 11:10:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1084 transitions. [2019-11-20 11:10:55,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 11:10:55,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:10:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:10:55,969 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:04,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 562 states and 1123 transitions. [2019-11-20 11:11:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1123 transitions. [2019-11-20 11:11:04,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 11:11:04,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:04,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:04,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 563 states and 1124 transitions. [2019-11-20 11:11:04,086 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1124 transitions. [2019-11-20 11:11:04,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 11:11:04,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:04,115 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:04,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:04,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 564 states and 1125 transitions. [2019-11-20 11:11:04,782 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1125 transitions. [2019-11-20 11:11:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 11:11:04,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:07,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 565 states and 1128 transitions. [2019-11-20 11:11:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1128 transitions. [2019-11-20 11:11:07,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 11:11:07,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:07,726 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 11:11:07,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 568 states and 1135 transitions. [2019-11-20 11:11:07,826 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1135 transitions. [2019-11-20 11:11:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 11:11:07,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 569 states and 1136 transitions. [2019-11-20 11:11:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1136 transitions. [2019-11-20 11:11:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 11:11:07,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 11:11:14,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:14,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 579 states and 1147 transitions. [2019-11-20 11:11:14,526 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1147 transitions. [2019-11-20 11:11:14,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 11:11:14,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:14,556 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 11:11:14,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 580 states and 1148 transitions. [2019-11-20 11:11:14,615 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1148 transitions. [2019-11-20 11:11:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 11:11:14,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:14,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 581 states and 1149 transitions. [2019-11-20 11:11:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1149 transitions. [2019-11-20 11:11:14,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 11:11:14,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:14,707 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:14,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 586 states and 1158 transitions. [2019-11-20 11:11:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1158 transitions. [2019-11-20 11:11:14,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 11:11:14,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:14,899 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 11:11:15,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:15,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 587 states and 1160 transitions. [2019-11-20 11:11:15,921 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1160 transitions. [2019-11-20 11:11:15,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 11:11:15,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:15,947 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 11:11:16,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:16,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 589 states and 1166 transitions. [2019-11-20 11:11:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1166 transitions. [2019-11-20 11:11:16,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 11:11:16,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:16,878 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:22,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 580 states and 1148 transitions. [2019-11-20 11:11:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1148 transitions. [2019-11-20 11:11:22,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 11:11:22,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:23,004 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:23,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:23,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 583 states and 1153 transitions. [2019-11-20 11:11:23,030 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1153 transitions. [2019-11-20 11:11:23,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 11:11:23,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:23,067 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:23,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:23,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 584 states and 1154 transitions. [2019-11-20 11:11:23,119 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1154 transitions. [2019-11-20 11:11:23,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 11:11:23,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:23,296 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:11:23,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 585 states and 1156 transitions. [2019-11-20 11:11:23,355 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1156 transitions. [2019-11-20 11:11:23,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 11:11:23,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:23,896 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:25,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 585 states and 1155 transitions. [2019-11-20 11:11:25,253 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1155 transitions. [2019-11-20 11:11:25,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 11:11:25,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:25,279 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:25,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 586 states and 1156 transitions. [2019-11-20 11:11:25,291 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1156 transitions. [2019-11-20 11:11:25,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 11:11:25,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:25,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:25,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 589 states and 1162 transitions. [2019-11-20 11:11:25,390 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1162 transitions. [2019-11-20 11:11:25,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 11:11:25,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:25,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:25,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 590 states and 1163 transitions. [2019-11-20 11:11:25,430 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1163 transitions. [2019-11-20 11:11:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 11:11:25,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:25,927 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:27,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:27,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 590 states and 1162 transitions. [2019-11-20 11:11:27,289 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1162 transitions. [2019-11-20 11:11:27,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 11:11:27,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:27,317 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:30,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:30,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 590 states and 1161 transitions. [2019-11-20 11:11:30,347 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1161 transitions. [2019-11-20 11:11:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 11:11:30,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:30,369 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:30,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 593 states and 1166 transitions. [2019-11-20 11:11:30,388 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1166 transitions. [2019-11-20 11:11:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 11:11:30,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 594 states and 1167 transitions. [2019-11-20 11:11:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1167 transitions. [2019-11-20 11:11:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 11:11:30,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:30,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 593 states and 1165 transitions. [2019-11-20 11:11:30,480 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1165 transitions. [2019-11-20 11:11:30,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 11:11:30,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:31,043 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:32,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:32,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 593 states and 1164 transitions. [2019-11-20 11:11:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1164 transitions. [2019-11-20 11:11:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 11:11:32,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:32,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:32,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 593 states and 1163 transitions. [2019-11-20 11:11:32,550 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1163 transitions. [2019-11-20 11:11:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 11:11:32,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:32,571 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:32,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 594 states and 1164 transitions. [2019-11-20 11:11:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1164 transitions. [2019-11-20 11:11:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 11:11:32,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:32,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:32,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 596 states and 1166 transitions. [2019-11-20 11:11:32,616 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1166 transitions. [2019-11-20 11:11:32,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 11:11:32,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 596 states and 1165 transitions. [2019-11-20 11:11:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1165 transitions. [2019-11-20 11:11:34,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 11:11:34,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:36,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 596 states and 1164 transitions. [2019-11-20 11:11:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1164 transitions. [2019-11-20 11:11:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 11:11:36,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:37,286 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:38,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:38,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 596 states and 1163 transitions. [2019-11-20 11:11:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1163 transitions. [2019-11-20 11:11:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 11:11:38,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:38,812 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 597 states and 1164 transitions. [2019-11-20 11:11:39,600 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1164 transitions. [2019-11-20 11:11:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 11:11:39,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:39,629 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:39,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:39,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 595 states and 1161 transitions. [2019-11-20 11:11:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1161 transitions. [2019-11-20 11:11:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 11:11:39,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:39,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:39,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 596 states and 1162 transitions. [2019-11-20 11:11:39,753 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1162 transitions. [2019-11-20 11:11:39,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 11:11:39,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:40,296 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 11:11:41,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:41,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 596 states and 1161 transitions. [2019-11-20 11:11:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1161 transitions. [2019-11-20 11:11:41,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 11:11:41,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:41,902 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:41,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:41,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 601 states and 1173 transitions. [2019-11-20 11:11:41,931 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1173 transitions. [2019-11-20 11:11:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 11:11:41,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:41,975 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:42,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:42,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 605 states and 1182 transitions. [2019-11-20 11:11:42,970 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1182 transitions. [2019-11-20 11:11:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 11:11:42,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:42,993 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 608 states and 1186 transitions. [2019-11-20 11:11:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1186 transitions. [2019-11-20 11:11:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 11:11:43,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 613 states and 1195 transitions. [2019-11-20 11:11:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1195 transitions. [2019-11-20 11:11:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 11:11:43,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:43,087 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:43,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 614 states and 1196 transitions. [2019-11-20 11:11:43,116 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1196 transitions. [2019-11-20 11:11:43,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 11:11:43,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:43,142 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:43,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 618 states and 1202 transitions. [2019-11-20 11:11:43,563 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1202 transitions. [2019-11-20 11:11:43,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 11:11:43,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 615 states and 1196 transitions. [2019-11-20 11:11:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1196 transitions. [2019-11-20 11:11:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 11:11:43,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:43,678 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 11:11:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 617 states and 1199 transitions. [2019-11-20 11:11:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1199 transitions. [2019-11-20 11:11:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 11:11:44,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:44,756 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:11:44,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:44,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 618 states and 1200 transitions. [2019-11-20 11:11:44,776 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1200 transitions. [2019-11-20 11:11:44,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 11:11:44,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:11:44,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:11:44,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 621 states and 1206 transitions. [2019-11-20 11:11:44,885 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1206 transitions. [2019-11-20 11:11:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 11:11:44,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:11:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:11:45,415 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:01,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:01,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 640 states and 1240 transitions. [2019-11-20 11:12:01,241 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1240 transitions. [2019-11-20 11:12:01,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 11:12:01,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:01,264 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:12:01,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:01,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 643 states and 1245 transitions. [2019-11-20 11:12:01,283 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1245 transitions. [2019-11-20 11:12:01,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 11:12:01,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:01,314 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:01,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:01,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 644 states and 1246 transitions. [2019-11-20 11:12:01,339 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1246 transitions. [2019-11-20 11:12:01,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 11:12:01,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:01,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 647 states and 1253 transitions. [2019-11-20 11:12:01,472 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1253 transitions. [2019-11-20 11:12:01,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 11:12:01,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:05,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 648 states and 1256 transitions. [2019-11-20 11:12:05,707 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1256 transitions. [2019-11-20 11:12:05,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 11:12:05,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:05,737 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:12:05,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 649 states and 1257 transitions. [2019-11-20 11:12:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1257 transitions. [2019-11-20 11:12:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 11:12:05,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:05,787 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:05,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:05,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 652 states and 1265 transitions. [2019-11-20 11:12:05,840 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1265 transitions. [2019-11-20 11:12:05,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 11:12:05,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:05,867 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:05,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:05,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 653 states and 1266 transitions. [2019-11-20 11:12:05,919 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1266 transitions. [2019-11-20 11:12:05,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 11:12:05,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 658 states and 1274 transitions. [2019-11-20 11:12:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1274 transitions. [2019-11-20 11:12:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 11:12:06,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:06,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 659 states and 1275 transitions. [2019-11-20 11:12:06,200 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1275 transitions. [2019-11-20 11:12:06,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 11:12:06,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,225 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:12:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 662 states and 1280 transitions. [2019-11-20 11:12:06,247 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1280 transitions. [2019-11-20 11:12:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 11:12:06,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,272 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:06,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 665 states and 1285 transitions. [2019-11-20 11:12:06,304 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1285 transitions. [2019-11-20 11:12:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 11:12:06,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,331 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 666 states and 1286 transitions. [2019-11-20 11:12:06,381 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1286 transitions. [2019-11-20 11:12:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 11:12:06,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,501 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:06,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 669 states and 1290 transitions. [2019-11-20 11:12:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1290 transitions. [2019-11-20 11:12:06,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 11:12:06,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 11:12:06,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 670 states and 1291 transitions. [2019-11-20 11:12:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1291 transitions. [2019-11-20 11:12:06,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 11:12:06,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,705 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:06,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 671 states and 1292 transitions. [2019-11-20 11:12:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1292 transitions. [2019-11-20 11:12:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 11:12:06,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:06,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 674 states and 1297 transitions. [2019-11-20 11:12:06,861 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1297 transitions. [2019-11-20 11:12:06,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 11:12:06,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 675 states and 1298 transitions. [2019-11-20 11:12:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1298 transitions. [2019-11-20 11:12:07,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 11:12:07,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:07,649 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:07,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:07,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 678 states and 1303 transitions. [2019-11-20 11:12:07,668 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1303 transitions. [2019-11-20 11:12:07,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 11:12:07,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:07,708 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:07,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 679 states and 1304 transitions. [2019-11-20 11:12:07,779 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1304 transitions. [2019-11-20 11:12:07,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 11:12:07,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:07,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:07,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 680 states and 1305 transitions. [2019-11-20 11:12:07,818 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1305 transitions. [2019-11-20 11:12:07,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 11:12:07,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:07,910 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 11:12:08,398 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2019-11-20 11:12:08,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:08,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 684 states and 1309 transitions. [2019-11-20 11:12:08,977 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1309 transitions. [2019-11-20 11:12:08,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 11:12:08,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 689 states and 1319 transitions. [2019-11-20 11:12:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1319 transitions. [2019-11-20 11:12:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 11:12:09,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:09,190 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 693 states and 1326 transitions. [2019-11-20 11:12:10,108 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1326 transitions. [2019-11-20 11:12:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 11:12:10,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:10,137 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:10,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:10,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 698 states and 1335 transitions. [2019-11-20 11:12:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1335 transitions. [2019-11-20 11:12:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 11:12:10,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:10,187 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 699 states and 1336 transitions. [2019-11-20 11:12:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1336 transitions. [2019-11-20 11:12:10,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 11:12:10,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:10,304 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:10,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 703 states and 1342 transitions. [2019-11-20 11:12:10,616 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1342 transitions. [2019-11-20 11:12:10,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 11:12:10,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:10,741 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 11:12:11,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 706 states and 1347 transitions. [2019-11-20 11:12:11,427 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1347 transitions. [2019-11-20 11:12:11,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 11:12:11,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:11,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:11,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 707 states and 1348 transitions. [2019-11-20 11:12:11,467 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1348 transitions. [2019-11-20 11:12:11,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 11:12:11,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:11,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:11,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 710 states and 1353 transitions. [2019-11-20 11:12:11,603 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1353 transitions. [2019-11-20 11:12:11,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 11:12:11,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:13,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 714 states and 1364 transitions. [2019-11-20 11:12:13,670 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1364 transitions. [2019-11-20 11:12:13,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 11:12:13,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 11:12:13,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:13,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 715 states and 1364 transitions. [2019-11-20 11:12:13,868 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1364 transitions. [2019-11-20 11:12:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 11:12:13,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:13,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:13,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 718 states and 1369 transitions. [2019-11-20 11:12:13,925 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1369 transitions. [2019-11-20 11:12:13,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 11:12:13,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:13,956 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:14,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 719 states and 1370 transitions. [2019-11-20 11:12:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1370 transitions. [2019-11-20 11:12:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 11:12:14,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,033 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 11:12:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 719 states and 1369 transitions. [2019-11-20 11:12:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1369 transitions. [2019-11-20 11:12:14,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 11:12:14,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,084 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 720 states and 1370 transitions. [2019-11-20 11:12:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1370 transitions. [2019-11-20 11:12:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 11:12:14,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,143 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:14,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 723 states and 1376 transitions. [2019-11-20 11:12:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1376 transitions. [2019-11-20 11:12:14,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 11:12:14,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 724 states and 1377 transitions. [2019-11-20 11:12:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1377 transitions. [2019-11-20 11:12:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 11:12:14,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,370 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:14,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 727 states and 1382 transitions. [2019-11-20 11:12:14,412 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1382 transitions. [2019-11-20 11:12:14,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 11:12:14,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 11:12:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 728 states and 1383 transitions. [2019-11-20 11:12:14,469 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1383 transitions. [2019-11-20 11:12:14,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 11:12:14,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,521 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 11:12:14,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 729 states and 1384 transitions. [2019-11-20 11:12:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1384 transitions. [2019-11-20 11:12:14,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 11:12:14,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 11:12:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 735 states and 1396 transitions. [2019-11-20 11:12:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1396 transitions. [2019-11-20 11:12:14,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 11:12:14,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:14,830 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 11:12:17,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:17,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 741 states and 1419 transitions. [2019-11-20 11:12:17,783 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1419 transitions. [2019-11-20 11:12:17,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 11:12:17,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:17,818 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 11:12:17,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 742 states and 1420 transitions. [2019-11-20 11:12:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1420 transitions. [2019-11-20 11:12:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 11:12:17,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:17,893 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 11:12:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:17,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 742 states and 1416 transitions. [2019-11-20 11:12:17,936 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1416 transitions. [2019-11-20 11:12:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 11:12:17,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:18,479 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 11:12:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 742 states and 1415 transitions. [2019-11-20 11:12:19,993 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1415 transitions. [2019-11-20 11:12:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 11:12:19,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 11:12:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:20,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 742 states and 1414 transitions. [2019-11-20 11:12:20,038 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1414 transitions. [2019-11-20 11:12:20,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 11:12:20,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:20,594 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 11:12:22,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 742 states and 1413 transitions. [2019-11-20 11:12:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1413 transitions. [2019-11-20 11:12:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 11:12:22,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:34,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:34,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 761 states and 1459 transitions. [2019-11-20 11:12:34,529 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1459 transitions. [2019-11-20 11:12:34,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 11:12:34,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 193 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:36,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:36,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 766 states and 1469 transitions. [2019-11-20 11:12:36,981 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1469 transitions. [2019-11-20 11:12:36,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 11:12:36,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:37,539 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 11:12:39,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:39,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 766 states and 1468 transitions. [2019-11-20 11:12:39,097 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1468 transitions. [2019-11-20 11:12:39,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 11:12:39,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:39,152 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 767 states and 1469 transitions. [2019-11-20 11:12:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1469 transitions. [2019-11-20 11:12:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 11:12:39,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:39,254 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 11:12:42,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:42,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 769 states and 1477 transitions. [2019-11-20 11:12:42,918 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1477 transitions. [2019-11-20 11:12:42,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 11:12:42,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:43,661 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 11:12:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 769 states and 1476 transitions. [2019-11-20 11:12:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1476 transitions. [2019-11-20 11:12:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 11:12:45,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:45,896 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 11:12:47,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 769 states and 1475 transitions. [2019-11-20 11:12:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1475 transitions. [2019-11-20 11:12:47,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 11:12:47,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 11:12:49,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:49,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 769 states and 1474 transitions. [2019-11-20 11:12:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1474 transitions. [2019-11-20 11:12:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 11:12:49,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 11:12:52,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:52,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 769 states and 1473 transitions. [2019-11-20 11:12:52,035 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1473 transitions. [2019-11-20 11:12:52,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 11:12:52,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 11:12:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 769 states and 1472 transitions. [2019-11-20 11:12:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1472 transitions. [2019-11-20 11:12:54,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 11:12:54,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 11:12:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 769 states and 1471 transitions. [2019-11-20 11:12:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1471 transitions. [2019-11-20 11:12:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 11:12:56,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:56,792 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:56,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 772 states and 1475 transitions. [2019-11-20 11:12:56,851 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1475 transitions. [2019-11-20 11:12:56,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 11:12:56,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 11:12:56,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:56,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 773 states and 1476 transitions. [2019-11-20 11:12:56,933 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1476 transitions. [2019-11-20 11:12:56,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 11:12:56,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 11:12:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 774 states and 1477 transitions. [2019-11-20 11:12:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1477 transitions. [2019-11-20 11:12:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 11:12:57,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:57,724 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 11:12:58,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:12:58,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 778 states and 1485 transitions. [2019-11-20 11:12:58,905 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1485 transitions. [2019-11-20 11:12:58,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 11:12:58,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:12:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:12:58,944 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 11:13:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:13:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 779 states and 1488 transitions. [2019-11-20 11:13:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1488 transitions. [2019-11-20 11:13:00,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 11:13:00,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:13:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:13:00,499 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 11:13:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:13:02,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 782 states and 1492 transitions. [2019-11-20 11:13:02,089 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1492 transitions. [2019-11-20 11:13:02,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 11:13:02,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:13:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:13:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:13:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2019-11-20 11:13:12,739 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 11:13:12,742 INFO L168 Benchmark]: Toolchain (without parser) took 248710.72 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.4 GB). Free memory was 939.4 MB in the beginning and 1.4 GB in the end (delta: -430.6 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2019-11-20 11:13:12,742 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:13:12,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-11-20 11:13:12,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:13:12,743 INFO L168 Benchmark]: Boogie Preprocessor took 91.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 11:13:12,744 INFO L168 Benchmark]: RCFGBuilder took 3728.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 845.5 MB in the end (delta: 205.9 MB). Peak memory consumption was 205.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:13:12,744 INFO L168 Benchmark]: CodeCheck took 243967.79 ms. Allocated memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 845.5 MB in the beginning and 1.4 GB in the end (delta: -524.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2019-11-20 11:13:12,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 812.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 106.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3728.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 845.5 MB in the end (delta: 205.9 MB). Peak memory consumption was 205.9 MB. Max. memory is 11.5 GB. * CodeCheck took 243967.79 ms. Allocated memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 845.5 MB in the beginning and 1.4 GB in the end (delta: -524.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 11:13:14,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:13:14,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:13:14,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:13:14,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:13:14,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:13:14,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:13:14,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:13:14,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:13:14,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:13:14,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:13:14,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:13:14,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:13:14,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:13:14,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:13:14,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:13:14,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:13:14,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:13:14,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:13:14,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:13:14,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:13:14,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:13:14,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:13:14,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:13:14,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:13:14,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:13:14,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:13:14,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:13:14,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:13:14,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:13:14,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:13:14,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:13:14,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:13:14,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:13:14,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:13:14,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:13:14,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:13:14,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:13:14,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:13:14,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:13:14,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:13:14,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 11:13:14,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:13:14,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:13:14,724 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 11:13:14,724 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 11:13:14,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:13:14,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:13:14,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:13:14,726 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 11:13:14,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 11:13:14,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:13:14,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:13:14,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:13:14,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:13:14,728 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 11:13:14,729 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 11:13:14,729 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 11:13:14,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:13:14,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:13:14,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:13:14,730 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 11:13:14,730 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 11:13:14,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:13:14,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:13:14,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 11:13:14,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:13:14,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:13:14,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:13:14,735 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 11:13:14,735 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 11:13:14,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:13:14,736 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 11:13:14,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 11:13:14,736 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_4c4f19b5-a735-4abd-a092-9eea6751df51/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 -> 6b059dfef9f85366fcaeddec812cf96c32b1df0d [2019-11-20 11:13:15,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:13:15,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:13:15,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:13:15,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:13:15,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:13:15,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.01.i.cil-2.c [2019-11-20 11:13:15,073 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data/e5936580a/fc04a9a245804c608a3b164ecd5217a1/FLAGf97a8c60d [2019-11-20 11:13:15,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:13:15,587 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/sv-benchmarks/c/ssh/s3_clnt.blast.01.i.cil-2.c [2019-11-20 11:13:15,606 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data/e5936580a/fc04a9a245804c608a3b164ecd5217a1/FLAGf97a8c60d [2019-11-20 11:13:15,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/bin/ukojak/data/e5936580a/fc04a9a245804c608a3b164ecd5217a1 [2019-11-20 11:13:15,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:13:15,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:13:15,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:13:15,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:13:15,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:13:15,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:15" (1/1) ... [2019-11-20 11:13:15,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@208bc92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:15, skipping insertion in model container [2019-11-20 11:13:15,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:15" (1/1) ... [2019-11-20 11:13:15,877 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:13:15,929 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:13:16,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:13:16,415 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:13:16,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:13:16,594 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:13:16,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16 WrapperNode [2019-11-20 11:13:16,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:13:16,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:13:16,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:13:16,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:13:16,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:13:16,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:13:16,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:13:16,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:13:16,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... [2019-11-20 11:13:16,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:13:16,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:13:16,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:13:16,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:13:16,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c4f19b5-a735-4abd-a092-9eea6751df51/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 11:13:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 11:13:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 11:13:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 11:13:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 11:13:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 11:13:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:13:16,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:13:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 11:13:17,136 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 11:13:19,839 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-11-20 11:13:19,839 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-11-20 11:15:39,282 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:15:39,282 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 11:15:39,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:15:39 BoogieIcfgContainer [2019-11-20 11:15:39,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:15:39,284 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 11:15:39,284 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 11:15:39,294 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 11:15:39,294 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:15:39" (1/1) ... [2019-11-20 11:15:39,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:15:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:15:39,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2019-11-20 11:15:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2019-11-20 11:15:39,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 11:15:39,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 11:15:39,400 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 11:15:39,406 INFO L168 Benchmark]: Toolchain (without parser) took 143541.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 951.1 MB in the beginning and 914.5 MB in the end (delta: 36.5 MB). Peak memory consumption was 200.1 MB. Max. memory is 11.5 GB. [2019-11-20 11:15:39,407 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:15:39,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -186.2 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:15:39,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.05 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 11:15:39,411 INFO L168 Benchmark]: Boogie Preprocessor took 89.06 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 11:15:39,412 INFO L168 Benchmark]: RCFGBuilder took 142502.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.0 MB in the end (delta: 203.2 MB). Peak memory consumption was 203.2 MB. Max. memory is 11.5 GB. [2019-11-20 11:15:39,413 INFO L168 Benchmark]: CodeCheck took 120.00 ms. Allocated memory is still 1.2 GB. Free memory was 921.0 MB in the beginning and 914.5 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 11:15:39,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) * 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 730.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -186.2 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.05 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.06 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 142502.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.0 MB in the end (delta: 203.2 MB). Peak memory consumption was 203.2 MB. Max. memory is 11.5 GB. * CodeCheck took 120.00 ms. Allocated memory is still 1.2 GB. Free memory was 921.0 MB in the beginning and 914.5 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...