./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh/s3_clnt.blast.03.i.cil-1.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_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.03.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/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 ed035556db4b60d2bb3e3e70af5f975a04e628c4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.03.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/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 ed035556db4b60d2bb3e3e70af5f975a04e628c4 ............................................................................................................................................................................................................... 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 00:53:30,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:53:30,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:53:30,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:53:30,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:53:30,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:53:30,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:53:30,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:53:30,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:53:30,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:53:30,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:53:30,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:53:30,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:53:30,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:53:30,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:53:30,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:53:30,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:53:30,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:53:31,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:53:31,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:53:31,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:53:31,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:53:31,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:53:31,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:53:31,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:53:31,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:53:31,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:53:31,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:53:31,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:53:31,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:53:31,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:53:31,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:53:31,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:53:31,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:53:31,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:53:31,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:53:31,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:53:31,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:53:31,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:53:31,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:53:31,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:53:31,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 00:53:31,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:53:31,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:53:31,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:53:31,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:53:31,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:53:31,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:53:31,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:53:31,045 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:53:31,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:53:31,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:53:31,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:53:31,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:53:31,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:53:31,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:53:31,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:53:31,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:53:31,048 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:53:31,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:53:31,048 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:53:31,048 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:53:31,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:53:31,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:53:31,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:53:31,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:53:31,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:53:31,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:53:31,050 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 00:53:31,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:53:31,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:53:31,051 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_76848885-0e4d-408d-81da-3963dec60661/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 -> ed035556db4b60d2bb3e3e70af5f975a04e628c4 [2019-11-20 00:53:31,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:53:31,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:53:31,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:53:31,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:53:31,243 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:53:31,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.03.i.cil-1.c [2019-11-20 00:53:31,315 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data/537cf6776/36492653b8b34142b2df680b8dc85d41/FLAGe9d6b45b1 [2019-11-20 00:53:31,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:53:31,960 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/sv-benchmarks/c/ssh/s3_clnt.blast.03.i.cil-1.c [2019-11-20 00:53:31,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data/537cf6776/36492653b8b34142b2df680b8dc85d41/FLAGe9d6b45b1 [2019-11-20 00:53:32,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data/537cf6776/36492653b8b34142b2df680b8dc85d41 [2019-11-20 00:53:32,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:53:32,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:53:32,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:53:32,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:53:32,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:53:32,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:32,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ddc731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32, skipping insertion in model container [2019-11-20 00:53:32,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:32,167 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:53:32,214 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:53:32,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:53:32,695 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:53:32,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:53:32,876 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:53:32,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32 WrapperNode [2019-11-20 00:53:32,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:53:32,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:53:32,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:53:32,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:53:32,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:32,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:33,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:53:33,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:53:33,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:53:33,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:53:33,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:33,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:33,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:33,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:33,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:33,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:33,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... [2019-11-20 00:53:33,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:53:33,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:53:33,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:53:33,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:53:33,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:53:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/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 00:53:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 00:53:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:53:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 00:53:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 00:53:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 00:53:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 00:53:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:53:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:53:33,464 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 00:53:34,522 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-11-20 00:53:34,522 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-11-20 00:53:37,419 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:53:37,419 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 00:53:37,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:53:37 BoogieIcfgContainer [2019-11-20 00:53:37,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:53:37,421 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 00:53:37,421 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 00:53:37,433 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 00:53:37,433 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:53:37" (1/1) ... [2019-11-20 00:53:37,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:53:37,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:37,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2019-11-20 00:53:37,483 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2019-11-20 00:53:37,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 00:53:37,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:37,782 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 00:53:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 88 states and 147 transitions. [2019-11-20 00:53:37,939 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 147 transitions. [2019-11-20 00:53:37,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 00:53:37,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:38,165 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 00:53:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:38,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 115 states and 210 transitions. [2019-11-20 00:53:38,827 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 210 transitions. [2019-11-20 00:53:38,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 00:53:38,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:39,020 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 00:53:39,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:39,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 116 states and 211 transitions. [2019-11-20 00:53:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 211 transitions. [2019-11-20 00:53:39,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 00:53:39,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:39,190 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 00:53:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:39,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 124 states and 242 transitions. [2019-11-20 00:53:39,721 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 242 transitions. [2019-11-20 00:53:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 00:53:39,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:39,856 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 00:53:39,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:39,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 126 states and 245 transitions. [2019-11-20 00:53:39,866 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 245 transitions. [2019-11-20 00:53:39,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 00:53:39,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:39,943 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 00:53:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 129 states and 249 transitions. [2019-11-20 00:53:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 249 transitions. [2019-11-20 00:53:40,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 00:53:40,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:40,071 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 00:53:40,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 131 states and 252 transitions. [2019-11-20 00:53:40,086 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 252 transitions. [2019-11-20 00:53:40,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 00:53:40,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:40,181 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 00:53:40,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:40,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 253 transitions. [2019-11-20 00:53:40,191 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 253 transitions. [2019-11-20 00:53:40,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 00:53:40,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:40,244 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 00:53:40,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:40,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 132 states and 252 transitions. [2019-11-20 00:53:40,556 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 252 transitions. [2019-11-20 00:53:40,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 00:53:40,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:40,729 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 00:53:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:41,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 144 states and 277 transitions. [2019-11-20 00:53:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 277 transitions. [2019-11-20 00:53:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 00:53:41,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:41,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:41,574 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 00:53:41,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:41,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 144 states and 276 transitions. [2019-11-20 00:53:41,585 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 276 transitions. [2019-11-20 00:53:41,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 00:53:41,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:41,628 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 00:53:41,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 139 states and 269 transitions. [2019-11-20 00:53:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 269 transitions. [2019-11-20 00:53:41,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 00:53:41,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:41,720 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 00:53:42,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:42,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 141 states and 275 transitions. [2019-11-20 00:53:42,015 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 275 transitions. [2019-11-20 00:53:42,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 00:53:42,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:42,062 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 00:53:42,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2019-11-20 00:53:42,072 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2019-11-20 00:53:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 00:53:42,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:42,240 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 00:53:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 163 states and 330 transitions. [2019-11-20 00:53:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 330 transitions. [2019-11-20 00:53:43,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 00:53:43,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:43,703 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 00:53:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 170 states and 348 transitions. [2019-11-20 00:53:44,533 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 348 transitions. [2019-11-20 00:53:44,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 00:53:44,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:44,571 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 00:53:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:44,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 172 states and 353 transitions. [2019-11-20 00:53:44,920 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 353 transitions. [2019-11-20 00:53:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 00:53:44,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:44,973 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 00:53:44,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:44,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 173 states and 354 transitions. [2019-11-20 00:53:44,985 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 354 transitions. [2019-11-20 00:53:44,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 00:53:44,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:45,022 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 00:53:45,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 175 states and 368 transitions. [2019-11-20 00:53:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 368 transitions. [2019-11-20 00:53:45,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 00:53:45,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:45,599 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 00:53:45,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:45,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 176 states and 369 transitions. [2019-11-20 00:53:45,631 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 369 transitions. [2019-11-20 00:53:45,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 00:53:45,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:45,687 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 00:53:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 175 states and 367 transitions. [2019-11-20 00:53:45,699 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 367 transitions. [2019-11-20 00:53:45,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 00:53:45,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:45,778 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 00:53:46,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 178 states and 373 transitions. [2019-11-20 00:53:46,188 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 373 transitions. [2019-11-20 00:53:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 00:53:46,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:46,489 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 00:53:48,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 194 states and 407 transitions. [2019-11-20 00:53:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 407 transitions. [2019-11-20 00:53:48,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 00:53:48,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:48,624 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 00:53:48,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:48,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 195 states and 408 transitions. [2019-11-20 00:53:48,638 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 408 transitions. [2019-11-20 00:53:48,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 00:53:48,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:48,684 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 00:53:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 198 states and 418 transitions. [2019-11-20 00:53:49,733 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 418 transitions. [2019-11-20 00:53:49,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 00:53:49,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:49,773 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 00:53:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:50,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 200 states and 424 transitions. [2019-11-20 00:53:50,179 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 424 transitions. [2019-11-20 00:53:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 00:53:50,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:50,348 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 00:53:52,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:52,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 223 states and 482 transitions. [2019-11-20 00:53:52,344 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 482 transitions. [2019-11-20 00:53:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 00:53:52,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:52,491 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 00:53:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:53,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 226 states and 494 transitions. [2019-11-20 00:53:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 494 transitions. [2019-11-20 00:53:53,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 00:53:53,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:53,089 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 00:53:53,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:53,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 229 states and 502 transitions. [2019-11-20 00:53:53,516 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 502 transitions. [2019-11-20 00:53:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 00:53:53,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:53,868 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 00:53:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 247 states and 536 transitions. [2019-11-20 00:53:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 536 transitions. [2019-11-20 00:53:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 00:53:57,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:57,272 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 00:53:57,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 249 states and 541 transitions. [2019-11-20 00:53:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 541 transitions. [2019-11-20 00:53:57,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 00:53:57,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:57,912 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 00:53:58,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:58,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 252 states and 545 transitions. [2019-11-20 00:53:58,344 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 545 transitions. [2019-11-20 00:53:58,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 00:53:58,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:58,377 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 00:53:58,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:58,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 251 states and 543 transitions. [2019-11-20 00:53:58,388 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 543 transitions. [2019-11-20 00:53:58,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 00:53:58,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:58,421 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 00:53:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 251 states and 542 transitions. [2019-11-20 00:53:58,451 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 542 transitions. [2019-11-20 00:53:58,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:53:58,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:58,496 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 00:53:58,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:58,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 252 states and 543 transitions. [2019-11-20 00:53:58,513 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 543 transitions. [2019-11-20 00:53:58,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:53:58,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:58,545 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 00:53:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 253 states and 544 transitions. [2019-11-20 00:53:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 544 transitions. [2019-11-20 00:53:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:53:58,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:58,603 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 00:53:59,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:59,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 258 states and 563 transitions. [2019-11-20 00:53:59,376 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 563 transitions. [2019-11-20 00:53:59,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:53:59,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:59,412 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 00:53:59,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:53:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 261 states and 568 transitions. [2019-11-20 00:53:59,462 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 568 transitions. [2019-11-20 00:53:59,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:53:59,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:53:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:53:59,745 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 00:54:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 277 states and 597 transitions. [2019-11-20 00:54:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 597 transitions. [2019-11-20 00:54:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:54:01,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:01,688 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:54:02,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:02,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 277 states and 596 transitions. [2019-11-20 00:54:02,134 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 596 transitions. [2019-11-20 00:54:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:54:02,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:02,663 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 00:54:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:05,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 294 states and 628 transitions. [2019-11-20 00:54:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 628 transitions. [2019-11-20 00:54:05,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:54:05,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:05,417 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 00:54:05,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:05,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 292 states and 625 transitions. [2019-11-20 00:54:05,431 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 625 transitions. [2019-11-20 00:54:05,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:54:05,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 294 states and 628 transitions. [2019-11-20 00:54:05,501 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 628 transitions. [2019-11-20 00:54:05,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:54:05,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:05,542 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 00:54:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 295 states and 629 transitions. [2019-11-20 00:54:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 629 transitions. [2019-11-20 00:54:05,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 00:54:05,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:54:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 295 states and 628 transitions. [2019-11-20 00:54:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 628 transitions. [2019-11-20 00:54:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 00:54:06,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:54:07,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:07,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 302 states and 641 transitions. [2019-11-20 00:54:07,592 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 641 transitions. [2019-11-20 00:54:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 00:54:07,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:07,627 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 00:54:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:08,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 305 states and 647 transitions. [2019-11-20 00:54:08,340 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 647 transitions. [2019-11-20 00:54:08,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 00:54:08,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:08,390 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:08,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 303 states and 643 transitions. [2019-11-20 00:54:08,404 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 643 transitions. [2019-11-20 00:54:08,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 00:54:08,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:08,445 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 00:54:08,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:08,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 306 states and 650 transitions. [2019-11-20 00:54:08,493 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 650 transitions. [2019-11-20 00:54:08,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:54:08,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:08,801 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:54:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 306 states and 648 transitions. [2019-11-20 00:54:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 648 transitions. [2019-11-20 00:54:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:54:09,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:09,885 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 00:54:10,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:10,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 306 states and 646 transitions. [2019-11-20 00:54:10,685 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 646 transitions. [2019-11-20 00:54:10,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:54:10,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:10,721 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 00:54:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 311 states and 660 transitions. [2019-11-20 00:54:12,520 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 660 transitions. [2019-11-20 00:54:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:54:12,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:12,564 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 00:54:12,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:12,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 312 states and 661 transitions. [2019-11-20 00:54:12,579 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 661 transitions. [2019-11-20 00:54:12,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:54:12,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:12,615 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 314 states and 666 transitions. [2019-11-20 00:54:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 666 transitions. [2019-11-20 00:54:12,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:54:12,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:12,674 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 00:54:12,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:12,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 315 states and 667 transitions. [2019-11-20 00:54:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 667 transitions. [2019-11-20 00:54:12,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 00:54:12,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:13,035 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 00:54:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:13,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 315 states and 664 transitions. [2019-11-20 00:54:13,958 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 664 transitions. [2019-11-20 00:54:13,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 00:54:13,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:14,240 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 00:54:14,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:14,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 315 states and 662 transitions. [2019-11-20 00:54:14,875 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 662 transitions. [2019-11-20 00:54:14,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 00:54:14,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:15,090 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 00:54:19,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 326 states and 677 transitions. [2019-11-20 00:54:19,164 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 677 transitions. [2019-11-20 00:54:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 00:54:19,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:19,195 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 00:54:20,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:20,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 326 states and 676 transitions. [2019-11-20 00:54:20,184 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 676 transitions. [2019-11-20 00:54:20,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 00:54:20,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:20,242 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:54:20,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:20,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 328 states and 679 transitions. [2019-11-20 00:54:20,277 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 679 transitions. [2019-11-20 00:54:20,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 00:54:20,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:20,309 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:20,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 328 states and 678 transitions. [2019-11-20 00:54:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 678 transitions. [2019-11-20 00:54:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 00:54:20,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:20,358 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 00:54:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:20,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 329 states and 679 transitions. [2019-11-20 00:54:20,393 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 679 transitions. [2019-11-20 00:54:20,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:54:20,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:20,428 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 00:54:24,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:24,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 330 states and 680 transitions. [2019-11-20 00:54:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 680 transitions. [2019-11-20 00:54:24,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:54:24,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:24,601 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 00:54:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 330 states and 679 transitions. [2019-11-20 00:54:24,631 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 679 transitions. [2019-11-20 00:54:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:54:24,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:24,672 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 00:54:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:24,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 332 states and 682 transitions. [2019-11-20 00:54:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 682 transitions. [2019-11-20 00:54:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:54:24,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:24,723 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 00:54:24,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:24,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 325 states and 666 transitions. [2019-11-20 00:54:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 666 transitions. [2019-11-20 00:54:24,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:54:24,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:24,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 325 states and 665 transitions. [2019-11-20 00:54:24,798 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 665 transitions. [2019-11-20 00:54:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:54:24,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:24,829 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 00:54:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:24,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 326 states and 666 transitions. [2019-11-20 00:54:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 666 transitions. [2019-11-20 00:54:24,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 00:54:24,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:24,884 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 00:54:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:24,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 326 states and 665 transitions. [2019-11-20 00:54:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 665 transitions. [2019-11-20 00:54:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 00:54:24,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:25,284 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:54:26,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 326 states and 664 transitions. [2019-11-20 00:54:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 664 transitions. [2019-11-20 00:54:26,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 00:54:26,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:26,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:26,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 324 states and 660 transitions. [2019-11-20 00:54:26,055 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 660 transitions. [2019-11-20 00:54:26,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 00:54:26,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:26,087 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 00:54:26,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:26,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 327 states and 665 transitions. [2019-11-20 00:54:26,201 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 665 transitions. [2019-11-20 00:54:26,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:54:26,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:27,813 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:54:36,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:36,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 334 states and 693 transitions. [2019-11-20 00:54:36,367 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 693 transitions. [2019-11-20 00:54:36,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:54:36,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 00:54:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 334 states and 692 transitions. [2019-11-20 00:54:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 692 transitions. [2019-11-20 00:54:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:54:36,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:36,934 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 00:54:37,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:37,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 334 states and 691 transitions. [2019-11-20 00:54:37,782 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 691 transitions. [2019-11-20 00:54:37,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:54:37,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:37,822 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:37,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:37,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 336 states and 694 transitions. [2019-11-20 00:54:37,871 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 694 transitions. [2019-11-20 00:54:37,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:54:37,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:37,915 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 00:54:37,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:37,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 337 states and 695 transitions. [2019-11-20 00:54:37,948 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 695 transitions. [2019-11-20 00:54:37,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:54:37,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:38,003 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:54:38,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:38,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 338 states and 696 transitions. [2019-11-20 00:54:38,026 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 696 transitions. [2019-11-20 00:54:38,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:54:38,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:38,960 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:54:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 338 states and 695 transitions. [2019-11-20 00:54:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 695 transitions. [2019-11-20 00:54:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:54:42,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:42,806 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 00:54:44,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 338 states and 699 transitions. [2019-11-20 00:54:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 699 transitions. [2019-11-20 00:54:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:54:44,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:44,257 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 00:54:45,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:45,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 339 states and 700 transitions. [2019-11-20 00:54:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 700 transitions. [2019-11-20 00:54:45,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:54:45,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:54:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:46,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 339 states and 699 transitions. [2019-11-20 00:54:46,438 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 699 transitions. [2019-11-20 00:54:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:54:46,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:54:47,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:47,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 339 states and 696 transitions. [2019-11-20 00:54:47,957 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 696 transitions. [2019-11-20 00:54:47,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:54:47,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:47,993 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:48,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:48,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 337 states and 692 transitions. [2019-11-20 00:54:48,007 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 692 transitions. [2019-11-20 00:54:48,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:54:48,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:48,046 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 00:54:48,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 340 states and 697 transitions. [2019-11-20 00:54:48,126 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 697 transitions. [2019-11-20 00:54:48,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:54:48,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:48,511 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:54:49,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:49,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 340 states and 696 transitions. [2019-11-20 00:54:49,693 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 696 transitions. [2019-11-20 00:54:49,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:54:49,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:50,006 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:54:51,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 340 states and 693 transitions. [2019-11-20 00:54:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 693 transitions. [2019-11-20 00:54:51,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:54:51,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:51,123 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:54:52,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:52,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 347 states and 704 transitions. [2019-11-20 00:54:52,561 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 704 transitions. [2019-11-20 00:54:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:54:52,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:52,606 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:54:52,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:52,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 349 states and 707 transitions. [2019-11-20 00:54:52,629 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 707 transitions. [2019-11-20 00:54:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:54:52,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:52,664 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 00:54:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:52,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 350 states and 708 transitions. [2019-11-20 00:54:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 708 transitions. [2019-11-20 00:54:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 00:54:52,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:52,739 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 00:54:59,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:54:59,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 350 states and 707 transitions. [2019-11-20 00:54:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 707 transitions. [2019-11-20 00:54:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 00:54:59,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:54:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:54:59,896 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 00:55:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:01,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 355 states and 724 transitions. [2019-11-20 00:55:01,509 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 724 transitions. [2019-11-20 00:55:01,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 00:55:01,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:01,538 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:55:01,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:01,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 353 states and 720 transitions. [2019-11-20 00:55:01,551 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 720 transitions. [2019-11-20 00:55:01,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 00:55:01,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:01,699 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:55:01,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 354 states and 720 transitions. [2019-11-20 00:55:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 720 transitions. [2019-11-20 00:55:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 00:55:01,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:55:03,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:03,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 354 states and 718 transitions. [2019-11-20 00:55:03,322 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 718 transitions. [2019-11-20 00:55:03,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 00:55:03,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:03,356 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 00:55:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:05,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 354 states and 717 transitions. [2019-11-20 00:55:05,196 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 717 transitions. [2019-11-20 00:55:05,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 00:55:05,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:55:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 356 states and 720 transitions. [2019-11-20 00:55:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 720 transitions. [2019-11-20 00:55:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:55:05,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 357 states and 721 transitions. [2019-11-20 00:55:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 721 transitions. [2019-11-20 00:55:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:55:05,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:05,415 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 00:55:05,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:05,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 357 states and 720 transitions. [2019-11-20 00:55:05,436 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 720 transitions. [2019-11-20 00:55:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:55:05,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:05,474 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 00:55:05,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:05,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 359 states and 723 transitions. [2019-11-20 00:55:05,490 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 723 transitions. [2019-11-20 00:55:05,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:55:05,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 359 states and 720 transitions. [2019-11-20 00:55:05,571 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 720 transitions. [2019-11-20 00:55:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:55:05,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:05,612 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 00:55:05,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 364 states and 729 transitions. [2019-11-20 00:55:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 729 transitions. [2019-11-20 00:55:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:55:05,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:05,693 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 00:55:06,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:06,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 368 states and 735 transitions. [2019-11-20 00:55:06,730 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 735 transitions. [2019-11-20 00:55:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:55:06,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:06,764 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 00:55:07,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:07,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 368 states and 734 transitions. [2019-11-20 00:55:07,573 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 734 transitions. [2019-11-20 00:55:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:55:07,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:07,605 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 00:55:07,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:07,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 365 states and 720 transitions. [2019-11-20 00:55:07,620 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 720 transitions. [2019-11-20 00:55:07,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:55:07,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:07,653 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 365 states and 719 transitions. [2019-11-20 00:55:07,681 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 719 transitions. [2019-11-20 00:55:07,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:55:07,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:07,717 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:55:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:07,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 369 states and 726 transitions. [2019-11-20 00:55:07,734 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 726 transitions. [2019-11-20 00:55:07,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:55:07,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:07,777 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 00:55:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 370 states and 727 transitions. [2019-11-20 00:55:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 727 transitions. [2019-11-20 00:55:07,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:55:07,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:07,846 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:55:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:08,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 368 states and 721 transitions. [2019-11-20 00:55:08,092 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 721 transitions. [2019-11-20 00:55:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:55:08,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:08,119 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 00:55:08,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:08,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 368 states and 720 transitions. [2019-11-20 00:55:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 720 transitions. [2019-11-20 00:55:08,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:55:08,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:08,162 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 00:55:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:08,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 361 states and 704 transitions. [2019-11-20 00:55:08,205 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 704 transitions. [2019-11-20 00:55:08,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:55:08,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:08,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:08,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 363 states and 706 transitions. [2019-11-20 00:55:08,260 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 706 transitions. [2019-11-20 00:55:08,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:55:08,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:55:08,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 366 states and 711 transitions. [2019-11-20 00:55:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 711 transitions. [2019-11-20 00:55:08,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:55:08,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:55:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:09,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 369 states and 715 transitions. [2019-11-20 00:55:09,276 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 715 transitions. [2019-11-20 00:55:09,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:55:09,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:10,342 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:55:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 379 states and 736 transitions. [2019-11-20 00:55:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 736 transitions. [2019-11-20 00:55:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:55:15,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:15,585 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:55:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:15,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 377 states and 731 transitions. [2019-11-20 00:55:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 731 transitions. [2019-11-20 00:55:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:55:15,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:15,616 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 00:55:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 380 states and 736 transitions. [2019-11-20 00:55:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 736 transitions. [2019-11-20 00:55:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:55:15,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:15,687 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 00:55:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 380 states and 735 transitions. [2019-11-20 00:55:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 735 transitions. [2019-11-20 00:55:15,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:15,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:15,744 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:15,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:15,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 378 states and 732 transitions. [2019-11-20 00:55:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 732 transitions. [2019-11-20 00:55:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:15,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 380 states and 735 transitions. [2019-11-20 00:55:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 735 transitions. [2019-11-20 00:55:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:15,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:55:15,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:15,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 381 states and 736 transitions. [2019-11-20 00:55:15,907 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 736 transitions. [2019-11-20 00:55:15,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:15,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:15,946 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:55:16,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:16,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 382 states and 736 transitions. [2019-11-20 00:55:16,402 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 736 transitions. [2019-11-20 00:55:16,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:16,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:16,462 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:55:17,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:17,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 384 states and 738 transitions. [2019-11-20 00:55:17,303 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 738 transitions. [2019-11-20 00:55:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:17,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:55:20,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 385 states and 740 transitions. [2019-11-20 00:55:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 740 transitions. [2019-11-20 00:55:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:20,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:20,308 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:22,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 385 states and 739 transitions. [2019-11-20 00:55:22,539 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 739 transitions. [2019-11-20 00:55:22,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:22,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:22,567 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:55:22,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 387 states and 742 transitions. [2019-11-20 00:55:22,596 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 742 transitions. [2019-11-20 00:55:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:22,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:22,634 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 00:55:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 388 states and 743 transitions. [2019-11-20 00:55:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 743 transitions. [2019-11-20 00:55:22,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:55:22,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:23,120 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:55:24,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 388 states and 741 transitions. [2019-11-20 00:55:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 741 transitions. [2019-11-20 00:55:24,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 00:55:24,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:24,517 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:24,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:24,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 386 states and 737 transitions. [2019-11-20 00:55:24,531 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 737 transitions. [2019-11-20 00:55:24,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 00:55:24,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:25,357 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:55:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 404 states and 779 transitions. [2019-11-20 00:55:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 779 transitions. [2019-11-20 00:55:32,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 00:55:32,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:32,301 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:55:32,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:32,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 402 states and 775 transitions. [2019-11-20 00:55:32,318 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 775 transitions. [2019-11-20 00:55:32,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 00:55:32,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:32,354 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 00:55:32,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 405 states and 780 transitions. [2019-11-20 00:55:32,429 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 780 transitions. [2019-11-20 00:55:32,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 00:55:32,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:33,056 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:55:34,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:34,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 405 states and 778 transitions. [2019-11-20 00:55:34,392 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 778 transitions. [2019-11-20 00:55:34,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 00:55:34,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:34,416 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:35,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:35,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 405 states and 777 transitions. [2019-11-20 00:55:35,342 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 777 transitions. [2019-11-20 00:55:35,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 00:55:35,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:35,365 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:35,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 408 states and 786 transitions. [2019-11-20 00:55:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 786 transitions. [2019-11-20 00:55:35,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 00:55:35,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:55:38,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:38,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 409 states and 788 transitions. [2019-11-20 00:55:38,679 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 788 transitions. [2019-11-20 00:55:38,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 00:55:38,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:39,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 411 states and 795 transitions. [2019-11-20 00:55:39,815 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 795 transitions. [2019-11-20 00:55:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 00:55:39,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:39,856 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:55:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:40,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 412 states and 796 transitions. [2019-11-20 00:55:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 796 transitions. [2019-11-20 00:55:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 00:55:40,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:55:40,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:40,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 413 states and 797 transitions. [2019-11-20 00:55:40,685 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 797 transitions. [2019-11-20 00:55:40,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 00:55:40,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:40,720 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 00:55:40,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:40,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 414 states and 798 transitions. [2019-11-20 00:55:40,762 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 798 transitions. [2019-11-20 00:55:40,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 00:55:40,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:40,793 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:40,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:40,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 415 states and 799 transitions. [2019-11-20 00:55:40,813 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 799 transitions. [2019-11-20 00:55:40,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 00:55:40,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:55:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:40,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 414 states and 796 transitions. [2019-11-20 00:55:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 796 transitions. [2019-11-20 00:55:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 00:55:40,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:42,127 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 38 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 00:55:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 430 states and 832 transitions. [2019-11-20 00:55:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 832 transitions. [2019-11-20 00:55:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 00:55:58,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:55:58,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 433 states and 839 transitions. [2019-11-20 00:55:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 839 transitions. [2019-11-20 00:55:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 00:55:58,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:55:58,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:55:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 434 states and 840 transitions. [2019-11-20 00:55:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 840 transitions. [2019-11-20 00:55:58,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 00:55:58,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:55:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:55:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 00:56:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:00,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 437 states and 844 transitions. [2019-11-20 00:56:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 844 transitions. [2019-11-20 00:56:00,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:56:00,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:00,076 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:00,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:00,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 438 states and 845 transitions. [2019-11-20 00:56:00,120 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 845 transitions. [2019-11-20 00:56:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:56:00,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:00,143 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:00,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:00,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 439 states and 846 transitions. [2019-11-20 00:56:00,159 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 846 transitions. [2019-11-20 00:56:00,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:56:00,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:00,195 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:00,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 444 states and 854 transitions. [2019-11-20 00:56:00,370 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 854 transitions. [2019-11-20 00:56:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:56:00,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:00,807 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:56:02,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:02,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 444 states and 853 transitions. [2019-11-20 00:56:02,018 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 853 transitions. [2019-11-20 00:56:02,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:56:02,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 00:56:03,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:03,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 446 states and 856 transitions. [2019-11-20 00:56:03,543 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 856 transitions. [2019-11-20 00:56:03,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:56:03,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:06,311 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 00:56:22,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:22,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 462 states and 902 transitions. [2019-11-20 00:56:22,831 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 902 transitions. [2019-11-20 00:56:22,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 00:56:22,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:22,853 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:22,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:22,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 465 states and 907 transitions. [2019-11-20 00:56:22,920 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 907 transitions. [2019-11-20 00:56:22,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 00:56:22,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 466 states and 908 transitions. [2019-11-20 00:56:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 908 transitions. [2019-11-20 00:56:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 00:56:23,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:23,037 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:23,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:23,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 467 states and 909 transitions. [2019-11-20 00:56:23,055 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 909 transitions. [2019-11-20 00:56:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 00:56:23,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:23,102 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:23,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:23,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 470 states and 914 transitions. [2019-11-20 00:56:23,173 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 914 transitions. [2019-11-20 00:56:23,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 00:56:23,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:26,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:26,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 472 states and 916 transitions. [2019-11-20 00:56:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 916 transitions. [2019-11-20 00:56:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 00:56:26,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 60 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:56:37,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:37,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 483 states and 943 transitions. [2019-11-20 00:56:37,214 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 943 transitions. [2019-11-20 00:56:37,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 00:56:37,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 486 states and 948 transitions. [2019-11-20 00:56:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 948 transitions. [2019-11-20 00:56:37,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 00:56:37,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:37,307 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:37,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 487 states and 949 transitions. [2019-11-20 00:56:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 949 transitions. [2019-11-20 00:56:37,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 00:56:37,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:37,532 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 00:56:40,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:40,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 491 states and 957 transitions. [2019-11-20 00:56:40,730 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 957 transitions. [2019-11-20 00:56:40,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 00:56:40,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:40,759 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:40,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 492 states and 958 transitions. [2019-11-20 00:56:40,778 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 958 transitions. [2019-11-20 00:56:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 00:56:40,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:40,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:40,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 497 states and 971 transitions. [2019-11-20 00:56:40,867 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 971 transitions. [2019-11-20 00:56:40,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 00:56:40,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:41,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:41,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 501 states and 981 transitions. [2019-11-20 00:56:41,819 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 981 transitions. [2019-11-20 00:56:41,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 00:56:41,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:41,861 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:56:44,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:44,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 504 states and 985 transitions. [2019-11-20 00:56:44,262 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 985 transitions. [2019-11-20 00:56:44,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 00:56:44,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:44,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:44,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 509 states and 994 transitions. [2019-11-20 00:56:44,299 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 994 transitions. [2019-11-20 00:56:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 00:56:44,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:44,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:44,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 510 states and 995 transitions. [2019-11-20 00:56:44,388 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 995 transitions. [2019-11-20 00:56:44,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 00:56:44,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:44,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:44,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 514 states and 1001 transitions. [2019-11-20 00:56:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1001 transitions. [2019-11-20 00:56:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 00:56:44,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:56:44,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:44,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 515 states and 1003 transitions. [2019-11-20 00:56:44,942 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1003 transitions. [2019-11-20 00:56:44,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 00:56:44,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:44,983 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:56:45,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:45,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 516 states and 1004 transitions. [2019-11-20 00:56:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1004 transitions. [2019-11-20 00:56:45,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 00:56:45,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:45,888 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:56:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 519 states and 1008 transitions. [2019-11-20 00:56:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1008 transitions. [2019-11-20 00:56:46,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 00:56:46,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:46,925 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:56:46,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 520 states and 1009 transitions. [2019-11-20 00:56:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1009 transitions. [2019-11-20 00:56:46,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 00:56:46,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:56:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:56:47,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 523 states and 1014 transitions. [2019-11-20 00:56:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1014 transitions. [2019-11-20 00:56:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 00:56:47,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:56:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:56:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:57:02,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:02,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 544 states and 1071 transitions. [2019-11-20 00:57:02,045 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1071 transitions. [2019-11-20 00:57:02,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 00:57:02,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:02,678 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:57:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:04,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 546 states and 1074 transitions. [2019-11-20 00:57:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1074 transitions. [2019-11-20 00:57:04,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 00:57:04,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:04,338 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:57:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 549 states and 1079 transitions. [2019-11-20 00:57:04,360 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1079 transitions. [2019-11-20 00:57:04,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 00:57:04,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:04,398 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:57:04,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:04,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 550 states and 1080 transitions. [2019-11-20 00:57:04,472 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1080 transitions. [2019-11-20 00:57:04,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 00:57:04,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 00:57:16,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:16,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 560 states and 1094 transitions. [2019-11-20 00:57:16,107 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1094 transitions. [2019-11-20 00:57:16,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 00:57:16,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 00:57:27,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:27,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 578 states and 1131 transitions. [2019-11-20 00:57:27,428 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1131 transitions. [2019-11-20 00:57:27,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 00:57:27,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:27,452 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:57:28,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:28,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 580 states and 1135 transitions. [2019-11-20 00:57:28,525 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1135 transitions. [2019-11-20 00:57:28,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 00:57:28,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:28,569 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 00:57:28,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:28,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 581 states and 1136 transitions. [2019-11-20 00:57:28,721 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1136 transitions. [2019-11-20 00:57:28,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 00:57:28,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:57:28,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:28,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 582 states and 1137 transitions. [2019-11-20 00:57:28,757 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1137 transitions. [2019-11-20 00:57:28,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 00:57:28,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:57:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:28,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 585 states and 1146 transitions. [2019-11-20 00:57:28,859 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1146 transitions. [2019-11-20 00:57:28,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 00:57:28,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:28,882 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:57:28,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 585 states and 1145 transitions. [2019-11-20 00:57:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1145 transitions. [2019-11-20 00:57:28,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 00:57:28,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:28,940 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:57:29,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:29,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 586 states and 1146 transitions. [2019-11-20 00:57:29,017 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1146 transitions. [2019-11-20 00:57:29,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 00:57:29,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:57:29,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:29,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 589 states and 1151 transitions. [2019-11-20 00:57:29,073 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1151 transitions. [2019-11-20 00:57:29,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 00:57:29,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:29,114 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:57:29,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 590 states and 1152 transitions. [2019-11-20 00:57:29,162 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1152 transitions. [2019-11-20 00:57:29,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 00:57:29,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:29,736 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:57:31,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:31,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 590 states and 1151 transitions. [2019-11-20 00:57:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1151 transitions. [2019-11-20 00:57:31,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:57:31,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:57:31,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:31,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 591 states and 1152 transitions. [2019-11-20 00:57:31,550 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1152 transitions. [2019-11-20 00:57:31,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:57:31,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:57:33,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 594 states and 1160 transitions. [2019-11-20 00:57:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1160 transitions. [2019-11-20 00:57:33,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:57:33,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:57:36,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:36,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 594 states and 1159 transitions. [2019-11-20 00:57:36,393 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1159 transitions. [2019-11-20 00:57:36,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:57:36,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:37,033 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:57:45,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:45,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 600 states and 1169 transitions. [2019-11-20 00:57:45,014 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1169 transitions. [2019-11-20 00:57:45,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:57:45,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:45,072 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:57:45,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 601 states and 1170 transitions. [2019-11-20 00:57:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1170 transitions. [2019-11-20 00:57:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:57:45,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:57:47,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:47,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 601 states and 1169 transitions. [2019-11-20 00:57:47,901 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1169 transitions. [2019-11-20 00:57:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 00:57:47,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:47,939 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 76 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:57:55,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:55,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 603 states and 1174 transitions. [2019-11-20 00:57:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1174 transitions. [2019-11-20 00:57:55,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 00:57:55,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:56,167 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:57:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:57:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 603 states and 1173 transitions. [2019-11-20 00:57:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1173 transitions. [2019-11-20 00:57:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 00:57:58,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:57:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:57:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 73 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:58:01,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:01,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 603 states and 1172 transitions. [2019-11-20 00:58:01,664 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1172 transitions. [2019-11-20 00:58:01,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 00:58:01,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:02,326 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 00:58:10,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 615 states and 1194 transitions. [2019-11-20 00:58:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1194 transitions. [2019-11-20 00:58:10,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 00:58:10,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:10,831 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:58:12,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:12,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 615 states and 1193 transitions. [2019-11-20 00:58:12,820 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1193 transitions. [2019-11-20 00:58:12,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 00:58:12,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:12,904 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:58:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 620 states and 1205 transitions. [2019-11-20 00:58:17,787 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1205 transitions. [2019-11-20 00:58:17,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 00:58:17,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:17,816 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 00:58:17,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:17,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 623 states and 1210 transitions. [2019-11-20 00:58:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1210 transitions. [2019-11-20 00:58:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 00:58:17,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:19,701 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 00:58:30,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 636 states and 1233 transitions. [2019-11-20 00:58:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1233 transitions. [2019-11-20 00:58:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 00:58:30,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:30,928 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:58:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:32,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 636 states and 1232 transitions. [2019-11-20 00:58:32,840 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1232 transitions. [2019-11-20 00:58:32,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 00:58:32,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:33,539 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:58:39,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:39,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 638 states and 1235 transitions. [2019-11-20 00:58:39,115 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1235 transitions. [2019-11-20 00:58:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 00:58:39,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:39,151 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:58:45,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:45,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 643 states and 1244 transitions. [2019-11-20 00:58:45,743 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1244 transitions. [2019-11-20 00:58:45,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 00:58:45,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:46,540 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:58:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 644 states and 1245 transitions. [2019-11-20 00:58:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1245 transitions. [2019-11-20 00:58:50,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 00:58:50,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:50,590 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:58:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:51,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 648 states and 1252 transitions. [2019-11-20 00:58:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1252 transitions. [2019-11-20 00:58:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 00:58:51,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:52,241 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:58:54,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:58:54,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 648 states and 1251 transitions. [2019-11-20 00:58:54,387 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1251 transitions. [2019-11-20 00:58:54,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 00:58:54,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:58:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:58:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:59:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:08,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 662 states and 1280 transitions. [2019-11-20 00:59:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1280 transitions. [2019-11-20 00:59:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 00:59:08,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:59:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:59:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 663 states and 1281 transitions. [2019-11-20 00:59:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1281 transitions. [2019-11-20 00:59:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 00:59:08,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:59:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:59:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 663 states and 1280 transitions. [2019-11-20 00:59:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1280 transitions. [2019-11-20 00:59:10,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 00:59:10,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:59:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:59:13,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:13,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 664 states and 1283 transitions. [2019-11-20 00:59:13,655 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1283 transitions. [2019-11-20 00:59:13,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 00:59:13,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:59:13,966 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 00:59:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 665 states and 1283 transitions. [2019-11-20 00:59:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1283 transitions. [2019-11-20 00:59:15,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 00:59:15,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:59:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:59:16,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:16,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 666 states and 1284 transitions. [2019-11-20 00:59:16,021 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1284 transitions. [2019-11-20 00:59:16,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 00:59:16,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:59:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 00:59:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 675 states and 1307 transitions. [2019-11-20 00:59:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1307 transitions. [2019-11-20 00:59:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 00:59:20,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:59:20,518 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 00:59:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:25,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 680 states and 1320 transitions. [2019-11-20 00:59:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1320 transitions. [2019-11-20 00:59:25,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 00:59:25,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:59:25,294 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 00:59:26,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:59:26,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 681 states and 1320 transitions. [2019-11-20 00:59:26,089 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1320 transitions. [2019-11-20 00:59:26,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 00:59:26,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:59:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:59:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:59:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2019-11-20 00:59:36,682 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 00:59:36,687 INFO L168 Benchmark]: Toolchain (without parser) took 364533.61 ms. Allocated memory was 1.0 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -77.1 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2019-11-20 00:59:36,687 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:59:36,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -149.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:59:36,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:59:36,689 INFO L168 Benchmark]: Boogie Preprocessor took 126.96 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:59:36,690 INFO L168 Benchmark]: RCFGBuilder took 4285.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 870.9 MB in the end (delta: 217.0 MB). Peak memory consumption was 217.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:59:36,691 INFO L168 Benchmark]: CodeCheck took 359263.36 ms. Allocated memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: 2.6 GB). Free memory was 870.9 MB in the beginning and 1.0 GB in the end (delta: -150.9 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2019-11-20 00:59:36,694 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 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 724.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -149.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 129.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.96 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4285.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 870.9 MB in the end (delta: 217.0 MB). Peak memory consumption was 217.0 MB. Max. memory is 11.5 GB. * CodeCheck took 359263.36 ms. Allocated memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: 2.6 GB). Free memory was 870.9 MB in the beginning and 1.0 GB in the end (delta: -150.9 MB). Peak memory consumption was 2.4 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 00:59:38,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:59:38,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:59:38,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:59:38,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:59:38,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:59:38,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:59:38,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:59:38,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:59:38,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:59:38,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:59:38,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:59:38,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:59:38,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:59:38,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:59:38,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:59:38,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:59:38,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:59:38,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:59:38,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:59:38,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:59:38,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:59:38,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:59:38,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:59:38,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:59:38,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:59:38,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:59:38,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:59:38,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:59:38,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:59:38,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:59:38,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:59:38,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:59:38,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:59:38,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:59:38,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:59:38,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:59:38,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:59:38,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:59:38,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:59:38,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:59:38,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 00:59:39,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:59:39,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:59:39,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:59:39,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:59:39,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:59:39,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:59:39,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:59:39,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:59:39,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:59:39,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:59:39,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:59:39,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:59:39,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:59:39,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 00:59:39,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 00:59:39,010 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:59:39,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:59:39,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:59:39,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:59:39,011 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:59:39,012 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:59:39,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:59:39,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:59:39,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:59:39,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:59:39,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:59:39,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:59:39,014 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 00:59:39,014 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 00:59:39,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:59:39,014 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 00:59:39,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 00:59:39,015 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_76848885-0e4d-408d-81da-3963dec60661/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 -> ed035556db4b60d2bb3e3e70af5f975a04e628c4 [2019-11-20 00:59:39,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:59:39,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:59:39,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:59:39,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:59:39,352 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:59:39,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.03.i.cil-1.c [2019-11-20 00:59:39,427 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data/dd59e8750/c25629b938584369ba2affb1eb95cd51/FLAG345559d75 [2019-11-20 00:59:40,066 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:59:40,067 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/sv-benchmarks/c/ssh/s3_clnt.blast.03.i.cil-1.c [2019-11-20 00:59:40,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data/dd59e8750/c25629b938584369ba2affb1eb95cd51/FLAG345559d75 [2019-11-20 00:59:40,259 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/bin/ukojak/data/dd59e8750/c25629b938584369ba2affb1eb95cd51 [2019-11-20 00:59:40,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:59:40,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:59:40,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:59:40,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:59:40,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:59:40,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:59:40" (1/1) ... [2019-11-20 00:59:40,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167697f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:40, skipping insertion in model container [2019-11-20 00:59:40,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:59:40" (1/1) ... [2019-11-20 00:59:40,279 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:59:40,350 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:59:40,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:59:40,940 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:59:41,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:59:41,177 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:59:41,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41 WrapperNode [2019-11-20 00:59:41,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:59:41,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:59:41,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:59:41,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:59:41,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:59:41,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:59:41,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:59:41,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:59:41,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... [2019-11-20 00:59:41,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:59:41,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:59:41,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:59:41,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:59:41,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:59:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_76848885-0e4d-408d-81da-3963dec60661/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 00:59:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 00:59:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:59:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 00:59:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 00:59:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 00:59:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:59:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:59:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 00:59:41,799 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 00:59:45,273 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-11-20 00:59:45,274 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-11-20 01:02:29,010 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 01:02:29,010 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 01:02:29,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:02:29 BoogieIcfgContainer [2019-11-20 01:02:29,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 01:02:29,012 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 01:02:29,012 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 01:02:29,021 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 01:02:29,021 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:02:29" (1/1) ... [2019-11-20 01:02:29,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:02:29,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:02:29,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2019-11-20 01:02:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2019-11-20 01:02:29,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 01:02:29,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:02:29,117 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 01:02:29,122 INFO L168 Benchmark]: Toolchain (without parser) took 168858.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 951.1 MB in the beginning and 838.9 MB in the end (delta: 112.2 MB). Peak memory consumption was 209.7 MB. Max. memory is 11.5 GB. [2019-11-20 01:02:29,122 INFO L168 Benchmark]: CDTParser took 0.30 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 01:02:29,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 914.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -118.0 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. [2019-11-20 01:02:29,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 01:02:29,125 INFO L168 Benchmark]: Boogie Preprocessor took 121.45 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 01:02:29,126 INFO L168 Benchmark]: RCFGBuilder took 167629.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 838.9 MB in the end (delta: 216.3 MB). Peak memory consumption was 216.3 MB. Max. memory is 11.5 GB. [2019-11-20 01:02:29,127 INFO L168 Benchmark]: CodeCheck took 107.78 ms. Allocated memory is still 1.1 GB. Free memory is still 838.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:02:29,131 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 0.30 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 914.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -118.0 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 121.45 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 167629.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 838.9 MB in the end (delta: 216.3 MB). Peak memory consumption was 216.3 MB. Max. memory is 11.5 GB. * CodeCheck took 107.78 ms. Allocated memory is still 1.1 GB. Free memory is still 838.9 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...