./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/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 c271f3a8f5eeb9abed31f7632ddca02a2bd7f129 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/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 c271f3a8f5eeb9abed31f7632ddca02a2bd7f129 ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:46:37,786 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:46:37,787 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:46:37,794 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:46:37,795 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:46:37,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:46:37,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:46:37,797 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:46:37,798 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:46:37,799 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:46:37,799 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:46:37,799 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:46:37,800 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:46:37,801 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:46:37,801 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:46:37,802 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:46:37,803 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:46:37,804 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:46:37,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:46:37,806 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:46:37,807 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:46:37,808 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:46:37,809 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:46:37,809 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:46:37,809 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:46:37,810 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:46:37,811 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:46:37,811 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:46:37,812 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:46:37,813 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:46:37,813 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:46:37,813 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:46:37,813 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:46:37,813 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:46:37,814 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:46:37,815 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:46:37,815 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 10:46:37,825 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:46:37,825 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:46:37,826 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:46:37,826 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:46:37,826 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:46:37,826 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:46:37,827 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:46:37,827 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:46:37,827 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:46:37,827 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:46:37,827 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:46:37,827 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:46:37,827 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:46:37,827 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:46:37,828 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:46:37,828 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:46:37,828 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:46:37,828 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:46:37,828 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:46:37,828 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:46:37,828 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:46:37,828 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:46:37,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:46:37,829 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:46:37,829 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:46:37,829 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:46:37,829 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 10:46:37,829 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:46:37,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:46:37,829 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/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 -> c271f3a8f5eeb9abed31f7632ddca02a2bd7f129 [2018-11-18 10:46:37,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:46:37,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:46:37,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:46:37,866 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:46:37,866 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:46:37,867 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c [2018-11-18 10:46:37,911 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data/6dde81efb/acd9ffe93c744d1981c619087bd66200/FLAGa03c7948c [2018-11-18 10:46:38,288 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:46:38,289 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c [2018-11-18 10:46:38,301 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data/6dde81efb/acd9ffe93c744d1981c619087bd66200/FLAGa03c7948c [2018-11-18 10:46:38,311 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data/6dde81efb/acd9ffe93c744d1981c619087bd66200 [2018-11-18 10:46:38,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:46:38,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:46:38,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:46:38,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:46:38,317 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:46:38,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:38,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b6069dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38, skipping insertion in model container [2018-11-18 10:46:38,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:38,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:46:38,362 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:46:38,838 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:46:38,847 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:46:38,979 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:46:38,992 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:46:38,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38 WrapperNode [2018-11-18 10:46:38,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:46:38,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:46:38,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:46:38,993 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:46:38,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:46:39,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:46:39,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:46:39,043 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:46:39,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... [2018-11-18 10:46:39,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:46:39,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:46:39,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:46:39,092 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:46:39,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:46:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/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 [2018-11-18 10:46:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 10:46:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 10:46:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 10:46:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:46:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:46:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:46:39,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:46:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:46:39,298 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 10:46:39,298 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 10:46:49,030 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:46:49,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:46:49 BoogieIcfgContainer [2018-11-18 10:46:49,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:46:49,031 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:46:49,031 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:46:49,039 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:46:49,039 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:46:49" (1/1) ... [2018-11-18 10:46:49,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:46:49,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 88 states and 150 transitions. [2018-11-18 10:46:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 150 transitions. [2018-11-18 10:46:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 10:46:49,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:49,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:51,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 106 states and 181 transitions. [2018-11-18 10:46:51,588 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2018-11-18 10:46:51,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 10:46:51,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:51,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 107 states and 182 transitions. [2018-11-18 10:46:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 182 transitions. [2018-11-18 10:46:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 10:46:51,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:46:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 116 states and 211 transitions. [2018-11-18 10:46:51,837 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 211 transitions. [2018-11-18 10:46:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 10:46:51,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 124 states and 242 transitions. [2018-11-18 10:46:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 242 transitions. [2018-11-18 10:46:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 10:46:55,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 124 states and 241 transitions. [2018-11-18 10:46:55,086 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 241 transitions. [2018-11-18 10:46:55,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 10:46:55,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,171 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:55,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 137 states and 268 transitions. [2018-11-18 10:46:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2018-11-18 10:46:55,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 10:46:55,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:46:55,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 139 states and 271 transitions. [2018-11-18 10:46:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 271 transitions. [2018-11-18 10:46:55,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 10:46:55,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,491 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:55,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 139 states and 270 transitions. [2018-11-18 10:46:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2018-11-18 10:46:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 10:46:55,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:55,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 140 states and 277 transitions. [2018-11-18 10:46:55,611 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 277 transitions. [2018-11-18 10:46:55,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 10:46:55,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:46:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 143 states and 281 transitions. [2018-11-18 10:46:55,693 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 281 transitions. [2018-11-18 10:46:55,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 10:46:55,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 141 states and 276 transitions. [2018-11-18 10:46:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 276 transitions. [2018-11-18 10:46:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 10:46:55,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,748 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:55,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:55,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 141 states and 275 transitions. [2018-11-18 10:46:55,754 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 275 transitions. [2018-11-18 10:46:55,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 10:46:55,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:55,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:56,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:56,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 164 states and 332 transitions. [2018-11-18 10:46:56,095 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 332 transitions. [2018-11-18 10:46:56,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 10:46:56,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:56,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:46:56,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:56,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 165 states and 333 transitions. [2018-11-18 10:46:56,131 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 333 transitions. [2018-11-18 10:46:56,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 10:46:56,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:56,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:57,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:57,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 180 states and 367 transitions. [2018-11-18 10:46:57,549 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 367 transitions. [2018-11-18 10:46:57,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 10:46:57,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:57,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 182 states and 372 transitions. [2018-11-18 10:46:57,658 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 372 transitions. [2018-11-18 10:46:57,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 10:46:57,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:57,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 183 states and 373 transitions. [2018-11-18 10:46:57,706 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 373 transitions. [2018-11-18 10:46:57,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 10:46:57,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:57,727 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:57,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:57,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 185 states and 387 transitions. [2018-11-18 10:46:57,877 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 387 transitions. [2018-11-18 10:46:57,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 10:46:57,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:57,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:57,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 186 states and 388 transitions. [2018-11-18 10:46:57,908 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 388 transitions. [2018-11-18 10:46:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 10:46:57,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:57,931 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:57,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:57,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 187 states and 389 transitions. [2018-11-18 10:46:57,945 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 389 transitions. [2018-11-18 10:46:57,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 10:46:57,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:57,965 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:57,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 186 states and 387 transitions. [2018-11-18 10:46:57,970 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 387 transitions. [2018-11-18 10:46:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 10:46:57,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:57,997 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:58,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 189 states and 393 transitions. [2018-11-18 10:46:58,169 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 393 transitions. [2018-11-18 10:46:58,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 10:46:58,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:58,239 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:58,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:58,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 206 states and 429 transitions. [2018-11-18 10:46:58,689 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 429 transitions. [2018-11-18 10:46:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 10:46:58,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:58,717 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:58,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:58,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 207 states and 430 transitions. [2018-11-18 10:46:58,753 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 430 transitions. [2018-11-18 10:46:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 10:46:58,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:58,781 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:59,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:59,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 210 states and 440 transitions. [2018-11-18 10:46:59,230 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 440 transitions. [2018-11-18 10:46:59,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 10:46:59,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:59,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:46:59,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:46:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 212 states and 446 transitions. [2018-11-18 10:46:59,444 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 446 transitions. [2018-11-18 10:46:59,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 10:46:59,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:46:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:46:59,519 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:00,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:00,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 236 states and 505 transitions. [2018-11-18 10:47:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 505 transitions. [2018-11-18 10:47:00,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:47:00,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:00,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:00,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 239 states and 517 transitions. [2018-11-18 10:47:00,465 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 517 transitions. [2018-11-18 10:47:00,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:47:00,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:00,593 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:01,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 258 states and 548 transitions. [2018-11-18 10:47:01,619 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 548 transitions. [2018-11-18 10:47:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:47:01,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:01,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 261 states and 555 transitions. [2018-11-18 10:47:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 555 transitions. [2018-11-18 10:47:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:47:01,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:02,008 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:02,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:02,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 263 states and 560 transitions. [2018-11-18 10:47:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 560 transitions. [2018-11-18 10:47:02,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:47:02,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:02,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 270 states and 577 transitions. [2018-11-18 10:47:02,807 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 577 transitions. [2018-11-18 10:47:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:47:02,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:02,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 269 states and 575 transitions. [2018-11-18 10:47:02,833 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 575 transitions. [2018-11-18 10:47:02,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:47:02,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:03,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:03,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 288 states and 615 transitions. [2018-11-18 10:47:03,874 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 615 transitions. [2018-11-18 10:47:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:47:03,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:03,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 289 states and 616 transitions. [2018-11-18 10:47:03,958 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 616 transitions. [2018-11-18 10:47:03,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:47:03,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:04,007 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:04,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 290 states and 617 transitions. [2018-11-18 10:47:04,025 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 617 transitions. [2018-11-18 10:47:04,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:47:04,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:04,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 295 states and 637 transitions. [2018-11-18 10:47:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 637 transitions. [2018-11-18 10:47:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:47:04,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:04,393 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:04,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 296 states and 639 transitions. [2018-11-18 10:47:04,738 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 639 transitions. [2018-11-18 10:47:04,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:47:04,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:04,756 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:04,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:04,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 298 states and 645 transitions. [2018-11-18 10:47:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 645 transitions. [2018-11-18 10:47:04,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:47:04,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:04,975 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:05,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 301 states and 650 transitions. [2018-11-18 10:47:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 650 transitions. [2018-11-18 10:47:05,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 10:47:05,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:05,039 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:05,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 301 states and 650 transitions. [2018-11-18 10:47:05,066 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 650 transitions. [2018-11-18 10:47:05,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 10:47:05,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:05,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:05,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 302 states and 651 transitions. [2018-11-18 10:47:05,141 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 651 transitions. [2018-11-18 10:47:05,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 10:47:05,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:05,293 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:05,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:05,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 302 states and 650 transitions. [2018-11-18 10:47:05,647 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 650 transitions. [2018-11-18 10:47:05,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 10:47:05,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:05,784 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:06,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 302 states and 649 transitions. [2018-11-18 10:47:06,025 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 649 transitions. [2018-11-18 10:47:06,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 10:47:06,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:06,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:06,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 302 states and 648 transitions. [2018-11-18 10:47:06,052 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 648 transitions. [2018-11-18 10:47:06,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 10:47:06,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:06,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:06,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 300 states and 644 transitions. [2018-11-18 10:47:06,076 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 644 transitions. [2018-11-18 10:47:06,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 10:47:06,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:07,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:07,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 319 states and 686 transitions. [2018-11-18 10:47:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 686 transitions. [2018-11-18 10:47:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 10:47:07,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:07,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 319 states and 685 transitions. [2018-11-18 10:47:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 685 transitions. [2018-11-18 10:47:07,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 10:47:07,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:07,907 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:07,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 322 states and 694 transitions. [2018-11-18 10:47:07,918 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 694 transitions. [2018-11-18 10:47:07,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 10:47:07,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:08,037 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:08,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:08,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 323 states and 695 transitions. [2018-11-18 10:47:08,563 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 695 transitions. [2018-11-18 10:47:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 10:47:08,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:08,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:08,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 325 states and 702 transitions. [2018-11-18 10:47:08,793 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 702 transitions. [2018-11-18 10:47:08,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 10:47:08,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:08,908 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:09,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:09,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 325 states and 701 transitions. [2018-11-18 10:47:09,222 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 701 transitions. [2018-11-18 10:47:09,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 10:47:09,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:09,235 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:10,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:10,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 325 states and 700 transitions. [2018-11-18 10:47:10,440 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 700 transitions. [2018-11-18 10:47:10,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 10:47:10,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:47:10,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 331 states and 711 transitions. [2018-11-18 10:47:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 711 transitions. [2018-11-18 10:47:10,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 10:47:10,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:10,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:10,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 332 states and 712 transitions. [2018-11-18 10:47:10,530 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 712 transitions. [2018-11-18 10:47:10,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:47:10,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:10,553 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:47:10,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:10,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 341 states and 744 transitions. [2018-11-18 10:47:10,681 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 744 transitions. [2018-11-18 10:47:10,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:47:10,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:11,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:11,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 341 states and 742 transitions. [2018-11-18 10:47:11,167 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 742 transitions. [2018-11-18 10:47:11,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:47:11,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:11,179 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:11,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:11,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 341 states and 741 transitions. [2018-11-18 10:47:11,191 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 741 transitions. [2018-11-18 10:47:11,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:47:11,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:11,236 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:12,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:12,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 353 states and 759 transitions. [2018-11-18 10:47:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 759 transitions. [2018-11-18 10:47:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:47:12,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:13,001 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 358 states and 772 transitions. [2018-11-18 10:47:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 772 transitions. [2018-11-18 10:47:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:47:13,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:13,235 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:13,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:13,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 358 states and 771 transitions. [2018-11-18 10:47:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 771 transitions. [2018-11-18 10:47:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:47:13,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:13,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:13,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 361 states and 778 transitions. [2018-11-18 10:47:13,276 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 778 transitions. [2018-11-18 10:47:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:47:13,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:13,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 362 states and 779 transitions. [2018-11-18 10:47:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 779 transitions. [2018-11-18 10:47:13,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 10:47:13,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:13,446 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 362 states and 778 transitions. [2018-11-18 10:47:13,785 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 778 transitions. [2018-11-18 10:47:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 10:47:13,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:13,796 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:14,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 363 states and 779 transitions. [2018-11-18 10:47:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 779 transitions. [2018-11-18 10:47:14,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 10:47:14,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,122 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:47:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 365 states and 782 transitions. [2018-11-18 10:47:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 782 transitions. [2018-11-18 10:47:14,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 10:47:14,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,152 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:14,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 365 states and 781 transitions. [2018-11-18 10:47:14,164 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 781 transitions. [2018-11-18 10:47:14,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 10:47:14,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,181 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:14,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 362 states and 773 transitions. [2018-11-18 10:47:14,204 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 773 transitions. [2018-11-18 10:47:14,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 10:47:14,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:14,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 363 states and 774 transitions. [2018-11-18 10:47:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 774 transitions. [2018-11-18 10:47:14,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 10:47:14,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:14,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 364 states and 775 transitions. [2018-11-18 10:47:14,288 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 775 transitions. [2018-11-18 10:47:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 10:47:14,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:14,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 369 states and 783 transitions. [2018-11-18 10:47:14,352 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 783 transitions. [2018-11-18 10:47:14,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:47:14,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,367 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:47:14,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 371 states and 786 transitions. [2018-11-18 10:47:14,383 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 786 transitions. [2018-11-18 10:47:14,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:47:14,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,519 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:14,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 371 states and 785 transitions. [2018-11-18 10:47:14,848 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 785 transitions. [2018-11-18 10:47:14,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:47:14,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:14,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 369 states and 780 transitions. [2018-11-18 10:47:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 780 transitions. [2018-11-18 10:47:14,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:47:14,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 369 states and 779 transitions. [2018-11-18 10:47:14,890 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 779 transitions. [2018-11-18 10:47:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:47:14,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:15,036 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:15,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 369 states and 778 transitions. [2018-11-18 10:47:15,407 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 778 transitions. [2018-11-18 10:47:15,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:47:15,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:15,552 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 369 states and 777 transitions. [2018-11-18 10:47:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 777 transitions. [2018-11-18 10:47:15,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:47:15,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:15,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:15,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 372 states and 782 transitions. [2018-11-18 10:47:15,930 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 782 transitions. [2018-11-18 10:47:15,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:47:15,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:15,947 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 373 states and 783 transitions. [2018-11-18 10:47:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 783 transitions. [2018-11-18 10:47:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 10:47:15,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:47:16,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:16,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 376 states and 787 transitions. [2018-11-18 10:47:16,026 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 787 transitions. [2018-11-18 10:47:16,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 10:47:16,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:47:20,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 384 states and 826 transitions. [2018-11-18 10:47:20,574 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 826 transitions. [2018-11-18 10:47:20,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 10:47:20,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:47:20,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 385 states and 827 transitions. [2018-11-18 10:47:20,651 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 827 transitions. [2018-11-18 10:47:20,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 10:47:20,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:47:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:21,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 385 states and 826 transitions. [2018-11-18 10:47:21,175 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 826 transitions. [2018-11-18 10:47:21,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 10:47:21,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:21,363 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:21,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:21,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 385 states and 825 transitions. [2018-11-18 10:47:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 825 transitions. [2018-11-18 10:47:21,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 10:47:21,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:21,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:21,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 386 states and 826 transitions. [2018-11-18 10:47:21,801 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 826 transitions. [2018-11-18 10:47:21,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 10:47:21,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:21,816 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:21,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:21,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 389 states and 831 transitions. [2018-11-18 10:47:21,844 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 831 transitions. [2018-11-18 10:47:21,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:21,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:21,878 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:47:21,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:21,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 390 states and 832 transitions. [2018-11-18 10:47:21,886 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 832 transitions. [2018-11-18 10:47:21,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:21,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:47:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:23,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 391 states and 833 transitions. [2018-11-18 10:47:23,981 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 833 transitions. [2018-11-18 10:47:23,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:23,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:24,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:24,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 390 states and 831 transitions. [2018-11-18 10:47:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 831 transitions. [2018-11-18 10:47:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:24,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 391 states and 832 transitions. [2018-11-18 10:47:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 832 transitions. [2018-11-18 10:47:24,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:24,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:24,517 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:47:25,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:25,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 391 states and 831 transitions. [2018-11-18 10:47:25,106 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 831 transitions. [2018-11-18 10:47:25,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:25,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:25,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:25,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 391 states and 830 transitions. [2018-11-18 10:47:25,780 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 830 transitions. [2018-11-18 10:47:25,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:25,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:26,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:26,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 391 states and 827 transitions. [2018-11-18 10:47:26,483 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 827 transitions. [2018-11-18 10:47:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:26,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:26,495 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:26,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 394 states and 832 transitions. [2018-11-18 10:47:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 832 transitions. [2018-11-18 10:47:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:26,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:26,516 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:26,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 395 states and 833 transitions. [2018-11-18 10:47:26,547 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 833 transitions. [2018-11-18 10:47:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:26,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:26,757 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 395 states and 832 transitions. [2018-11-18 10:47:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 832 transitions. [2018-11-18 10:47:27,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:47:27,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:27,424 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:27,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 395 states and 831 transitions. [2018-11-18 10:47:27,899 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 831 transitions. [2018-11-18 10:47:27,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:47:27,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:27,918 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:47:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 406 states and 849 transitions. [2018-11-18 10:47:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 849 transitions. [2018-11-18 10:47:31,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:47:31,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:31,223 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:31,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:31,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 406 states and 848 transitions. [2018-11-18 10:47:31,741 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 848 transitions. [2018-11-18 10:47:31,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:47:31,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:31,935 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:32,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:32,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 406 states and 845 transitions. [2018-11-18 10:47:32,464 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 845 transitions. [2018-11-18 10:47:32,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:47:32,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:32,477 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:32,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:32,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 407 states and 846 transitions. [2018-11-18 10:47:32,483 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 846 transitions. [2018-11-18 10:47:32,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:47:32,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:32,720 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 407 states and 845 transitions. [2018-11-18 10:47:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 845 transitions. [2018-11-18 10:47:33,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:47:33,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:33,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:33,315 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:47:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:35,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 407 states and 844 transitions. [2018-11-18 10:47:35,820 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 844 transitions. [2018-11-18 10:47:35,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:47:35,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:36,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:36,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 405 states and 839 transitions. [2018-11-18 10:47:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 839 transitions. [2018-11-18 10:47:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:47:36,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:36,288 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:47:36,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:36,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 411 states and 849 transitions. [2018-11-18 10:47:36,317 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 849 transitions. [2018-11-18 10:47:36,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:47:36,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 411 states and 848 transitions. [2018-11-18 10:47:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 848 transitions. [2018-11-18 10:47:37,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:47:37,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:37,345 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:37,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 411 states and 845 transitions. [2018-11-18 10:47:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 845 transitions. [2018-11-18 10:47:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:47:37,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:37,928 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 10:47:37,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 412 states and 846 transitions. [2018-11-18 10:47:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 846 transitions. [2018-11-18 10:47:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:47:37,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:37,963 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 417 states and 861 transitions. [2018-11-18 10:47:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 861 transitions. [2018-11-18 10:47:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:47:38,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:38,203 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:38,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:38,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 417 states and 860 transitions. [2018-11-18 10:47:38,212 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 860 transitions. [2018-11-18 10:47:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:47:38,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:38,232 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:38,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:38,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 422 states and 869 transitions. [2018-11-18 10:47:38,283 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 869 transitions. [2018-11-18 10:47:38,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:47:38,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:38,297 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:38,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:38,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 426 states and 875 transitions. [2018-11-18 10:47:38,373 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 875 transitions. [2018-11-18 10:47:38,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:47:38,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 426 states and 873 transitions. [2018-11-18 10:47:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 873 transitions. [2018-11-18 10:47:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:47:39,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:39,475 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:40,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:40,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 426 states and 870 transitions. [2018-11-18 10:47:40,050 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 870 transitions. [2018-11-18 10:47:40,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:40,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:40,102 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 442 states and 903 transitions. [2018-11-18 10:47:42,529 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 903 transitions. [2018-11-18 10:47:42,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:42,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:47:42,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:42,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 444 states and 906 transitions. [2018-11-18 10:47:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 906 transitions. [2018-11-18 10:47:42,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:42,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:42,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:42,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 444 states and 905 transitions. [2018-11-18 10:47:42,603 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 905 transitions. [2018-11-18 10:47:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:42,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 444 states and 902 transitions. [2018-11-18 10:47:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 902 transitions. [2018-11-18 10:47:42,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:42,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:42,656 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:42,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:42,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 449 states and 911 transitions. [2018-11-18 10:47:42,663 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 911 transitions. [2018-11-18 10:47:42,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:42,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:42,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:42,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 450 states and 912 transitions. [2018-11-18 10:47:42,716 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 912 transitions. [2018-11-18 10:47:42,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:42,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 454 states and 918 transitions. [2018-11-18 10:47:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 918 transitions. [2018-11-18 10:47:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:42,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 451 states and 911 transitions. [2018-11-18 10:47:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 911 transitions. [2018-11-18 10:47:43,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:47:43,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:44,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:44,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 451 states and 910 transitions. [2018-11-18 10:47:44,410 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 910 transitions. [2018-11-18 10:47:44,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:47:44,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:44,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 452 states and 911 transitions. [2018-11-18 10:47:44,459 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 911 transitions. [2018-11-18 10:47:44,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:47:44,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:44,470 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:44,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 453 states and 912 transitions. [2018-11-18 10:47:44,478 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 912 transitions. [2018-11-18 10:47:44,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:47:44,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:44,546 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:47:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:48,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 466 states and 933 transitions. [2018-11-18 10:47:48,181 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 933 transitions. [2018-11-18 10:47:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:47:48,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:48,195 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:48,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 464 states and 928 transitions. [2018-11-18 10:47:48,204 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 928 transitions. [2018-11-18 10:47:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:47:48,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:48,223 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:48,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 464 states and 927 transitions. [2018-11-18 10:47:48,235 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 927 transitions. [2018-11-18 10:47:48,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:47:48,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:48,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:48,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 465 states and 928 transitions. [2018-11-18 10:47:48,256 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 928 transitions. [2018-11-18 10:47:48,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:47:48,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:48,270 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:48,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:48,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 468 states and 933 transitions. [2018-11-18 10:47:48,307 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 933 transitions. [2018-11-18 10:47:48,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:47:48,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:48,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:48,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 467 states and 931 transitions. [2018-11-18 10:47:48,326 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 931 transitions. [2018-11-18 10:47:48,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:47:48,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:48,341 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 10:47:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:48,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 468 states and 932 transitions. [2018-11-18 10:47:48,794 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 932 transitions. [2018-11-18 10:47:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:47:48,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:48,891 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:47:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:50,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 472 states and 939 transitions. [2018-11-18 10:47:50,355 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 939 transitions. [2018-11-18 10:47:50,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:47:50,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:50,368 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:50,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 474 states and 942 transitions. [2018-11-18 10:47:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 942 transitions. [2018-11-18 10:47:50,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:47:50,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 477 states and 947 transitions. [2018-11-18 10:47:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 947 transitions. [2018-11-18 10:47:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:47:50,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:47:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 478 states and 948 transitions. [2018-11-18 10:47:50,924 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 948 transitions. [2018-11-18 10:47:50,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:47:50,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:50,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:50,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 481 states and 953 transitions. [2018-11-18 10:47:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 953 transitions. [2018-11-18 10:47:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:47:50,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:47:51,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 486 states and 966 transitions. [2018-11-18 10:47:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 966 transitions. [2018-11-18 10:47:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:47:51,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 10:47:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 487 states and 966 transitions. [2018-11-18 10:47:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 966 transitions. [2018-11-18 10:47:51,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:47:51,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:53,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 490 states and 976 transitions. [2018-11-18 10:47:53,197 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 976 transitions. [2018-11-18 10:47:53,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:47:53,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:47:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:47:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 507 states and 1002 transitions. [2018-11-18 10:47:59,123 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1002 transitions. [2018-11-18 10:47:59,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:47:59,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:47:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:47:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 505 states and 998 transitions. [2018-11-18 10:48:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 998 transitions. [2018-11-18 10:48:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:48:00,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:00,313 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:01,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:01,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 508 states and 1005 transitions. [2018-11-18 10:48:01,350 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1005 transitions. [2018-11-18 10:48:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:48:01,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:48:01,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 511 states and 1010 transitions. [2018-11-18 10:48:01,401 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1010 transitions. [2018-11-18 10:48:01,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:48:01,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:01,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 512 states and 1011 transitions. [2018-11-18 10:48:01,427 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1011 transitions. [2018-11-18 10:48:01,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:48:01,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:01,447 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:01,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:01,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 516 states and 1017 transitions. [2018-11-18 10:48:01,469 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1017 transitions. [2018-11-18 10:48:01,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:48:01,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:01,489 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:48:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:01,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 517 states and 1019 transitions. [2018-11-18 10:48:01,509 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1019 transitions. [2018-11-18 10:48:01,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:48:01,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:07,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 518 states and 1021 transitions. [2018-11-18 10:48:07,471 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1021 transitions. [2018-11-18 10:48:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:48:07,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:07,482 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:48:08,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:08,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 522 states and 1030 transitions. [2018-11-18 10:48:08,793 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1030 transitions. [2018-11-18 10:48:08,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:48:08,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:08,805 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:08,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:08,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 525 states and 1035 transitions. [2018-11-18 10:48:08,815 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1035 transitions. [2018-11-18 10:48:08,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:48:08,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:48:08,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:08,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 526 states and 1036 transitions. [2018-11-18 10:48:08,855 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1036 transitions. [2018-11-18 10:48:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:48:08,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:14,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:14,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 543 states and 1071 transitions. [2018-11-18 10:48:14,298 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1071 transitions. [2018-11-18 10:48:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:48:14,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 544 states and 1071 transitions. [2018-11-18 10:48:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1071 transitions. [2018-11-18 10:48:14,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:48:14,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:14,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 545 states and 1072 transitions. [2018-11-18 10:48:14,338 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1072 transitions. [2018-11-18 10:48:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:48:14,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:16,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 546 states and 1075 transitions. [2018-11-18 10:48:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1075 transitions. [2018-11-18 10:48:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:48:16,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:16,064 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:16,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:16,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 546 states and 1072 transitions. [2018-11-18 10:48:16,614 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1072 transitions. [2018-11-18 10:48:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 10:48:16,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:16,676 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:17,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:17,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 549 states and 1083 transitions. [2018-11-18 10:48:17,581 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1083 transitions. [2018-11-18 10:48:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 10:48:17,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:17,858 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:23,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:23,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 566 states and 1119 transitions. [2018-11-18 10:48:23,652 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1119 transitions. [2018-11-18 10:48:23,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:48:23,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 10:48:24,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:24,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 569 states and 1124 transitions. [2018-11-18 10:48:24,190 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1124 transitions. [2018-11-18 10:48:24,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:48:24,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:28,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:28,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 585 states and 1155 transitions. [2018-11-18 10:48:28,735 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1155 transitions. [2018-11-18 10:48:28,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:48:28,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:28,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:28,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 586 states and 1156 transitions. [2018-11-18 10:48:28,874 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1156 transitions. [2018-11-18 10:48:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:48:28,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:29,216 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:30,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:30,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 587 states and 1158 transitions. [2018-11-18 10:48:30,799 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1158 transitions. [2018-11-18 10:48:30,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:48:30,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:30,814 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:35,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:35,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 605 states and 1197 transitions. [2018-11-18 10:48:35,626 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1197 transitions. [2018-11-18 10:48:35,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:48:35,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:37,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 606 states and 1198 transitions. [2018-11-18 10:48:37,093 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1198 transitions. [2018-11-18 10:48:37,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:48:37,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:38,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 607 states and 1200 transitions. [2018-11-18 10:48:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1200 transitions. [2018-11-18 10:48:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:48:38,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:48:39,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 609 states and 1203 transitions. [2018-11-18 10:48:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1203 transitions. [2018-11-18 10:48:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 10:48:39,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:48:39,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:39,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 610 states and 1204 transitions. [2018-11-18 10:48:39,529 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1204 transitions. [2018-11-18 10:48:39,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 10:48:39,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 10:48:46,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:46,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 629 states and 1247 transitions. [2018-11-18 10:48:46,696 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1247 transitions. [2018-11-18 10:48:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 10:48:46,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:46,710 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 10:48:46,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:46,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 632 states and 1255 transitions. [2018-11-18 10:48:46,756 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1255 transitions. [2018-11-18 10:48:46,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 10:48:46,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:48,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:48,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 631 states and 1253 transitions. [2018-11-18 10:48:48,416 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1253 transitions. [2018-11-18 10:48:48,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:48:48,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 10:48:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 631 states and 1251 transitions. [2018-11-18 10:48:49,063 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1251 transitions. [2018-11-18 10:48:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:48:49,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 10:48:49,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:49,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 632 states and 1251 transitions. [2018-11-18 10:48:49,908 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1251 transitions. [2018-11-18 10:48:49,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:48:49,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:49,924 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 10:48:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 633 states and 1252 transitions. [2018-11-18 10:48:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1252 transitions. [2018-11-18 10:48:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:48:49,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:49,966 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:48:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 638 states and 1262 transitions. [2018-11-18 10:48:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1262 transitions. [2018-11-18 10:48:50,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:48:50,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:50,107 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:48:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:52,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 642 states and 1269 transitions. [2018-11-18 10:48:52,012 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1269 transitions. [2018-11-18 10:48:52,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:48:52,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:52,067 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:48:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 645 states and 1274 transitions. [2018-11-18 10:48:52,484 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1274 transitions. [2018-11-18 10:48:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:48:52,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:00,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:00,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 647 states and 1276 transitions. [2018-11-18 10:49:00,345 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1276 transitions. [2018-11-18 10:49:00,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:49:00,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:00,362 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:49:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 648 states and 1277 transitions. [2018-11-18 10:49:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1277 transitions. [2018-11-18 10:49:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 10:49:00,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:00,412 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:00,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 651 states and 1282 transitions. [2018-11-18 10:49:00,434 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1282 transitions. [2018-11-18 10:49:00,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 10:49:00,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:00,455 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:00,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:00,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 652 states and 1283 transitions. [2018-11-18 10:49:00,482 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1283 transitions. [2018-11-18 10:49:00,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 10:49:00,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:02,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:02,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 657 states and 1293 transitions. [2018-11-18 10:49:02,120 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1293 transitions. [2018-11-18 10:49:02,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 10:49:02,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:02,164 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:02,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:02,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 658 states and 1295 transitions. [2018-11-18 10:49:02,186 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1295 transitions. [2018-11-18 10:49:02,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:49:02,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:02,199 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:02,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:02,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 659 states and 1296 transitions. [2018-11-18 10:49:02,208 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1296 transitions. [2018-11-18 10:49:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:49:02,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:02,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:02,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:02,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 662 states and 1303 transitions. [2018-11-18 10:49:02,248 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1303 transitions. [2018-11-18 10:49:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:49:02,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:02,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 663 states and 1303 transitions. [2018-11-18 10:49:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1303 transitions. [2018-11-18 10:49:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 10:49:02,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 10:49:12,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:12,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 680 states and 1340 transitions. [2018-11-18 10:49:12,255 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1340 transitions. [2018-11-18 10:49:12,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 10:49:12,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:49:12,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:12,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 688 states and 1357 transitions. [2018-11-18 10:49:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1357 transitions. [2018-11-18 10:49:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 10:49:12,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:12,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:12,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 691 states and 1362 transitions. [2018-11-18 10:49:12,751 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1362 transitions. [2018-11-18 10:49:12,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 10:49:12,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:12,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 692 states and 1363 transitions. [2018-11-18 10:49:12,796 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1363 transitions. [2018-11-18 10:49:12,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 10:49:12,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 10:49:16,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:16,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 693 states and 1364 transitions. [2018-11-18 10:49:16,056 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1364 transitions. [2018-11-18 10:49:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 10:49:16,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:16,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 694 states and 1365 transitions. [2018-11-18 10:49:16,079 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1365 transitions. [2018-11-18 10:49:16,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 10:49:16,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:16,130 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:49:16,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:16,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 696 states and 1368 transitions. [2018-11-18 10:49:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1368 transitions. [2018-11-18 10:49:16,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 10:49:16,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 10:49:16,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:16,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 699 states and 1375 transitions. [2018-11-18 10:49:16,298 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1375 transitions. [2018-11-18 10:49:16,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:49:16,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:16,311 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:49:19,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 700 states and 1376 transitions. [2018-11-18 10:49:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1376 transitions. [2018-11-18 10:49:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:49:19,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:19,412 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:20,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:20,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 703 states and 1380 transitions. [2018-11-18 10:49:20,191 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1380 transitions. [2018-11-18 10:49:20,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:49:20,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:20,208 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:20,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:20,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 708 states and 1394 transitions. [2018-11-18 10:49:20,229 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1394 transitions. [2018-11-18 10:49:20,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:49:20,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:20,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 712 states and 1405 transitions. [2018-11-18 10:49:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1405 transitions. [2018-11-18 10:49:20,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:49:20,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:20,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:20,425 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 10:49:20,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:20,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 713 states and 1406 transitions. [2018-11-18 10:49:20,468 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1406 transitions. [2018-11-18 10:49:20,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:49:20,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:20,518 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:20,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 718 states and 1414 transitions. [2018-11-18 10:49:20,595 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1414 transitions. [2018-11-18 10:49:20,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:49:20,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:49:20,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:20,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 719 states and 1414 transitions. [2018-11-18 10:49:20,620 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1414 transitions. [2018-11-18 10:49:20,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:49:20,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:20,638 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:49:23,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:23,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 718 states and 1411 transitions. [2018-11-18 10:49:23,032 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1411 transitions. [2018-11-18 10:49:23,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:49:23,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:23,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:23,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 723 states and 1420 transitions. [2018-11-18 10:49:23,057 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1420 transitions. [2018-11-18 10:49:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:49:23,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:23,073 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 724 states and 1421 transitions. [2018-11-18 10:49:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1421 transitions. [2018-11-18 10:49:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:49:23,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:23,127 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:23,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 728 states and 1427 transitions. [2018-11-18 10:49:23,167 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1427 transitions. [2018-11-18 10:49:23,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:49:23,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:23,952 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 10:49:26,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:26,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 739 states and 1450 transitions. [2018-11-18 10:49:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1450 transitions. [2018-11-18 10:49:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:49:26,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:26,975 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:26,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:26,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 742 states and 1455 transitions. [2018-11-18 10:49:26,991 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1455 transitions. [2018-11-18 10:49:26,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:49:26,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:27,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:27,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 743 states and 1456 transitions. [2018-11-18 10:49:27,056 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1456 transitions. [2018-11-18 10:49:27,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:49:27,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:27,069 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:49:27,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:27,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 740 states and 1447 transitions. [2018-11-18 10:49:27,869 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1447 transitions. [2018-11-18 10:49:27,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:49:27,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:27,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:27,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 741 states and 1448 transitions. [2018-11-18 10:49:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1448 transitions. [2018-11-18 10:49:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:49:27,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:27,909 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:27,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 744 states and 1454 transitions. [2018-11-18 10:49:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1454 transitions. [2018-11-18 10:49:27,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:49:27,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:28,619 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 10:49:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 745 states and 1457 transitions. [2018-11-18 10:49:29,699 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1457 transitions. [2018-11-18 10:49:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:49:29,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:29,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 746 states and 1458 transitions. [2018-11-18 10:49:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1458 transitions. [2018-11-18 10:49:29,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:49:29,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:29,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 749 states and 1463 transitions. [2018-11-18 10:49:29,818 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1463 transitions. [2018-11-18 10:49:29,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:49:29,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:29,831 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:49:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:31,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 740 states and 1446 transitions. [2018-11-18 10:49:31,626 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1446 transitions. [2018-11-18 10:49:31,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:49:31,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:31,669 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:49:32,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:32,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 743 states and 1451 transitions. [2018-11-18 10:49:32,430 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1451 transitions. [2018-11-18 10:49:32,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:49:32,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:32,444 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:32,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:32,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 746 states and 1456 transitions. [2018-11-18 10:49:32,457 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1456 transitions. [2018-11-18 10:49:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:49:32,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:32,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 747 states and 1457 transitions. [2018-11-18 10:49:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1457 transitions. [2018-11-18 10:49:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:49:32,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 10:49:35,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:35,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 756 states and 1473 transitions. [2018-11-18 10:49:35,266 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1473 transitions. [2018-11-18 10:49:35,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:49:35,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:35,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 759 states and 1478 transitions. [2018-11-18 10:49:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1478 transitions. [2018-11-18 10:49:35,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:49:35,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:35,339 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:35,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:35,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 760 states and 1479 transitions. [2018-11-18 10:49:35,362 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1479 transitions. [2018-11-18 10:49:35,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:49:35,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:35,753 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:36,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 762 states and 1483 transitions. [2018-11-18 10:49:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1483 transitions. [2018-11-18 10:49:36,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:49:36,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:36,664 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:49:37,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 765 states and 1487 transitions. [2018-11-18 10:49:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1487 transitions. [2018-11-18 10:49:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:49:37,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:39,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 766 states and 1487 transitions. [2018-11-18 10:49:39,036 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1487 transitions. [2018-11-18 10:49:39,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:49:39,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:39,051 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:39,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:39,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 769 states and 1496 transitions. [2018-11-18 10:49:39,091 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1496 transitions. [2018-11-18 10:49:39,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:49:39,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:39,105 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:39,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 770 states and 1497 transitions. [2018-11-18 10:49:39,116 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1497 transitions. [2018-11-18 10:49:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:49:39,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:39,156 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 10:49:40,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:40,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 773 states and 1501 transitions. [2018-11-18 10:49:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1501 transitions. [2018-11-18 10:49:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:49:40,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:40,860 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:49:41,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 781 states and 1522 transitions. [2018-11-18 10:49:41,917 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1522 transitions. [2018-11-18 10:49:41,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:49:41,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:41,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:41,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 782 states and 1523 transitions. [2018-11-18 10:49:41,940 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1523 transitions. [2018-11-18 10:49:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:49:41,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:41,953 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:49:41,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:41,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 782 states and 1521 transitions. [2018-11-18 10:49:41,967 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1521 transitions. [2018-11-18 10:49:41,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:49:41,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:41,980 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:49:42,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 782 states and 1519 transitions. [2018-11-18 10:49:42,357 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1519 transitions. [2018-11-18 10:49:42,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:49:42,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:42,371 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:42,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 785 states and 1524 transitions. [2018-11-18 10:49:42,388 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1524 transitions. [2018-11-18 10:49:42,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:49:42,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:42,404 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:42,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:42,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 786 states and 1525 transitions. [2018-11-18 10:49:42,427 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1525 transitions. [2018-11-18 10:49:42,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:49:42,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:43,197 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:49:45,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:45,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 790 states and 1535 transitions. [2018-11-18 10:49:45,884 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1535 transitions. [2018-11-18 10:49:45,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:49:45,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:45,898 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:45,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:45,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 791 states and 1536 transitions. [2018-11-18 10:49:45,909 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1536 transitions. [2018-11-18 10:49:45,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:49:45,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:46,335 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 10:49:47,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:47,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 791 states and 1535 transitions. [2018-11-18 10:49:47,465 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1535 transitions. [2018-11-18 10:49:47,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:49:47,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:47,516 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 10:49:47,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 793 states and 1538 transitions. [2018-11-18 10:49:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1538 transitions. [2018-11-18 10:49:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:49:47,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:47,760 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:47,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:47,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 798 states and 1549 transitions. [2018-11-18 10:49:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1549 transitions. [2018-11-18 10:49:47,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:49:47,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:47,832 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:47,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:47,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 802 states and 1557 transitions. [2018-11-18 10:49:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1557 transitions. [2018-11-18 10:49:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:49:47,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 10:49:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:49,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 802 states and 1556 transitions. [2018-11-18 10:49:49,519 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1556 transitions. [2018-11-18 10:49:49,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:49:49,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:49,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 10:49:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:56,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 820 states and 1593 transitions. [2018-11-18 10:49:56,382 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1593 transitions. [2018-11-18 10:49:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:49:56,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:56,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 825 states and 1603 transitions. [2018-11-18 10:49:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1603 transitions. [2018-11-18 10:49:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:49:56,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:56,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:49:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:56,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 826 states and 1604 transitions. [2018-11-18 10:49:56,557 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1604 transitions. [2018-11-18 10:49:56,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:49:56,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:56,572 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:49:56,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:49:56,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 830 states and 1611 transitions. [2018-11-18 10:49:56,640 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1611 transitions. [2018-11-18 10:49:56,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 10:49:56,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:49:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:50:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 838 states and 1630 transitions. [2018-11-18 10:50:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1630 transitions. [2018-11-18 10:50:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 10:50:07,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:07,903 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 10:50:07,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 839 states and 1631 transitions. [2018-11-18 10:50:07,916 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1631 transitions. [2018-11-18 10:50:07,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 10:50:07,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:07,930 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:50:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:07,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 840 states and 1632 transitions. [2018-11-18 10:50:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1632 transitions. [2018-11-18 10:50:07,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 10:50:07,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:07,987 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:50:08,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 843 states and 1637 transitions. [2018-11-18 10:50:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1637 transitions. [2018-11-18 10:50:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:50:08,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 67 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:50:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:19,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 852 states and 1658 transitions. [2018-11-18 10:50:19,823 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1658 transitions. [2018-11-18 10:50:19,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:50:19,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:20,174 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 67 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:50:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 853 states and 1659 transitions. [2018-11-18 10:50:20,193 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1659 transitions. [2018-11-18 10:50:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:50:20,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:20,243 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:50:29,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 868 states and 1682 transitions. [2018-11-18 10:50:29,917 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1682 transitions. [2018-11-18 10:50:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:50:29,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:29,931 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:50:29,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 871 states and 1687 transitions. [2018-11-18 10:50:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1687 transitions. [2018-11-18 10:50:29,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:50:29,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 10:50:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:30,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 872 states and 1688 transitions. [2018-11-18 10:50:30,020 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1688 transitions. [2018-11-18 10:50:30,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:50:30,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:30,085 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 10:50:30,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:30,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 874 states and 1690 transitions. [2018-11-18 10:50:30,275 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1690 transitions. [2018-11-18 10:50:30,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:50:30,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:30,621 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 67 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 10:50:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:30,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 875 states and 1691 transitions. [2018-11-18 10:50:30,640 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1691 transitions. [2018-11-18 10:50:30,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:50:30,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:30,695 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 10:50:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 878 states and 1695 transitions. [2018-11-18 10:50:30,743 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1695 transitions. [2018-11-18 10:50:30,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:50:30,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:30,809 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:50:30,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:30,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 880 states and 1697 transitions. [2018-11-18 10:50:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1697 transitions. [2018-11-18 10:50:30,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:50:30,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:32,663 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 10:50:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:38,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 888 states and 1710 transitions. [2018-11-18 10:50:38,464 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1710 transitions. [2018-11-18 10:50:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:50:38,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:50:38,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 889 states and 1710 transitions. [2018-11-18 10:50:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1710 transitions. [2018-11-18 10:50:38,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:50:38,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 10:50:40,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:40,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 890 states and 1711 transitions. [2018-11-18 10:50:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1711 transitions. [2018-11-18 10:50:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 10:50:40,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:41,862 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:50:48,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:48,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 903 states and 1729 transitions. [2018-11-18 10:50:48,361 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1729 transitions. [2018-11-18 10:50:48,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 10:50:48,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 10:50:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 906 states and 1733 transitions. [2018-11-18 10:50:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1733 transitions. [2018-11-18 10:50:49,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 10:50:49,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 10:50:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 909 states and 1737 transitions. [2018-11-18 10:50:49,409 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1737 transitions. [2018-11-18 10:50:49,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 10:50:49,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 10:50:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:49,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 910 states and 1738 transitions. [2018-11-18 10:50:49,473 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1738 transitions. [2018-11-18 10:50:49,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 10:50:49,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:49,872 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 10:50:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:49,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 911 states and 1741 transitions. [2018-11-18 10:50:49,904 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1741 transitions. [2018-11-18 10:50:49,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 10:50:49,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:49,941 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 10:50:50,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 912 states and 1744 transitions. [2018-11-18 10:50:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1744 transitions. [2018-11-18 10:50:50,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 10:50:50,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 10:50:50,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:50,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 914 states and 1749 transitions. [2018-11-18 10:50:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1749 transitions. [2018-11-18 10:50:50,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 10:50:50,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:50,933 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 10:50:54,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:54,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 925 states and 1772 transitions. [2018-11-18 10:50:54,284 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1772 transitions. [2018-11-18 10:50:54,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 10:50:54,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:54,336 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 10:50:55,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:55,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 926 states and 1775 transitions. [2018-11-18 10:50:55,167 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1775 transitions. [2018-11-18 10:50:55,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 10:50:55,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 10:50:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 929 states and 1782 transitions. [2018-11-18 10:50:55,317 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1782 transitions. [2018-11-18 10:50:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 10:50:55,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:55,334 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:50:55,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:50:55,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 930 states and 1783 transitions. [2018-11-18 10:50:55,349 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1783 transitions. [2018-11-18 10:50:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 10:50:55,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:50:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:57,783 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 10:51:09,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:51:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 947 states and 1816 transitions. [2018-11-18 10:51:09,406 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1816 transitions. [2018-11-18 10:51:09,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 10:51:09,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:51:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 10:51:10,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:51:10,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 947 states and 1815 transitions. [2018-11-18 10:51:10,757 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1815 transitions. [2018-11-18 10:51:10,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 10:51:10,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:51:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 10:51:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:51:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 947 states and 1814 transitions. [2018-11-18 10:51:12,106 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1814 transitions. [2018-11-18 10:51:12,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 10:51:12,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:51:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:51:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:51:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:51:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:51:26,425 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 274 iterations. [2018-11-18 10:51:26,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:51:26 ImpRootNode [2018-11-18 10:51:26,515 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:51:26,516 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:51:26,516 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:51:26,516 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:51:26,516 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:46:49" (3/4) ... [2018-11-18 10:51:26,523 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 10:51:26,523 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:51:26,524 INFO L168 Benchmark]: Toolchain (without parser) took 288210.41 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.2 GB). Free memory was 955.5 MB in the beginning and 656.2 MB in the end (delta: 299.3 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-18 10:51:26,525 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:51:26,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 955.5 MB in the beginning and 1.0 GB in the end (delta: -78.6 MB). Peak memory consumption was 94.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:26,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:26,526 INFO L168 Benchmark]: Boogie Preprocessor took 49.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:26,526 INFO L168 Benchmark]: RCFGBuilder took 9938.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -91.3 MB). Peak memory consumption was 159.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:26,526 INFO L168 Benchmark]: CodeCheck took 277484.33 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 1.1 GB in the beginning and 656.2 MB in the end (delta: 458.4 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-18 10:51:26,526 INFO L168 Benchmark]: Witness Printer took 7.43 ms. Allocated memory is still 3.2 GB. Free memory is still 656.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:51:26,528 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 132 locations, 1 error locations. UNSAFE Result, 277.3s OverallTime, 274 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -445607856 SDtfs, 751639944 SDslu, 515811616 SDs, 0 SdLazy, -1377405998 SolverSat, -1600901510 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2183.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 152705 GetRequests, 147406 SyntacticMatches, 3661 SemanticMatches, 1638 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1539934 ImplicationChecksByTransitivity, 243.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 9.4s SatisfiabilityAnalysisTime, 29.9s InterpolantComputationTime, 16521 NumberOfCodeBlocks, 16521 NumberOfCodeBlocksAsserted, 274 NumberOfCheckSat, 16149 ConstructedInterpolants, 0 QuantifiedInterpolants, 3106372 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 273 InterpolantComputations, 174 PerfectInterpolantSequences, 7958/10829 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1643]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 1334. Possible FailurePath: [L1042] static int init = 1; [L1043] FCALL static SSL_METHOD SSLv3_client_data ; [L1065] EXPR, FCALL malloc(sizeof(SSL)) [L1065] SSL *s = (SSL*)malloc(sizeof(SSL)) ; [L1069] EXPR, FCALL malloc(sizeof(struct ssl3_state_st)) [L1069] FCALL s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1070] EXPR, FCALL malloc(sizeof(SSL_CTX)) [L1070] FCALL s->ctx = malloc(sizeof(SSL_CTX)) [L1071] EXPR, FCALL malloc(sizeof(SSL_SESSION)) [L1071] FCALL s->session = malloc(sizeof(SSL_SESSION)) [L1072] FCALL s->state = 12292 [L1073] FCALL s->version = __VERIFIER_nondet_int() [L1074] CALL ssl3_connect(s) [L1080] BUF_MEM *buf ; [L1081] unsigned long tmp ; [L1082] unsigned long l ; [L1083] long num1 ; [L1084] void (*cb)() ; [L1085] int ret ; [L1086] int new_state ; [L1087] int state ; [L1088] int skip ; [L1089] int *tmp___0 = __VERIFIER_nondet_pointer() ; [L1090] int tmp___1 = __VERIFIER_nondet_int() ; [L1091] int tmp___2 = __VERIFIER_nondet_int() ; [L1092] int tmp___3 = __VERIFIER_nondet_int() ; [L1093] int tmp___4 = __VERIFIER_nondet_int() ; [L1094] int tmp___5 = __VERIFIER_nondet_int() ; [L1095] int tmp___6 = __VERIFIER_nondet_int() ; [L1096] int tmp___7 = __VERIFIER_nondet_int() ; [L1097] int tmp___8 = __VERIFIER_nondet_int() ; [L1098] long tmp___9 = __VERIFIER_nondet_long() ; [L1099] int blastFlag ; [L1102] blastFlag = 0 [L1103] FCALL s->hit=__VERIFIER_nondet_int () [L1104] FCALL s->state = 12292 [L1105] tmp = __VERIFIER_nondet_int() [L1106] cb = (void (*)())((void *)0) [L1107] ret = -1 [L1108] skip = 0 [L1109] FCALL *tmp___0 = 0 [L1110] EXPR, FCALL s->info_callback [L1110] COND FALSE !((unsigned long )s->info_callback != (unsigned long )((void *)0)) [L1113] EXPR, FCALL s->ctx [L1113] EXPR, FCALL (s->ctx)->info_callback [L1113] COND TRUE (unsigned long )(s->ctx)->info_callback != (unsigned long )((void *)0) [L1114] EXPR, FCALL s->ctx [L1114] EXPR, FCALL (s->ctx)->info_callback [L1114] cb = (s->ctx)->info_callback [L1119] EXPR, FCALL s->in_handshake [L1119] FCALL s->in_handshake += 1 [L1120] COND TRUE tmp___1 & 12288 [L1121] COND FALSE !(tmp___2 & 16384) VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND TRUE s->state == 12292 [L1236] FCALL s->new_session = 1 [L1237] FCALL s->state = 4096 [L1238] EXPR, FCALL s->ctx [L1238] EXPR, FCALL (s->ctx)->stats.sess_connect_renegotiate [L1238] FCALL (s->ctx)->stats.sess_connect_renegotiate += 1 [L1243] FCALL s->server = 0 [L1244] COND TRUE (unsigned long )cb != (unsigned long )((void *)0) [L1249] EXPR, FCALL s->version VAL [init=1, SSLv3_client_data={6:0}] [L1249] COND FALSE !((s->version & 65280) != 768) [L1255] FCALL s->type = 4096 [L1256] EXPR, FCALL s->init_buf VAL [init=1, SSLv3_client_data={6:0}] [L1256] COND FALSE !((unsigned long )s->init_buf == (unsigned long )((void *)0)) [L1274] COND FALSE !(! tmp___4) VAL [init=1, SSLv3_client_data={6:0}] [L1280] COND FALSE !(! tmp___5) [L1286] FCALL s->state = 4368 [L1287] EXPR, FCALL s->ctx [L1287] EXPR, FCALL (s->ctx)->stats.sess_connect [L1287] FCALL (s->ctx)->stats.sess_connect += 1 [L1288] FCALL s->init_num = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND TRUE s->state == 4368 [L1292] FCALL s->shutdown = 0 [L1293] ret = __VERIFIER_nondet_int() [L1294] COND TRUE blastFlag == 0 [L1295] blastFlag = 1 VAL [init=1, SSLv3_client_data={6:0}] [L1299] COND FALSE !(ret <= 0) [L1304] FCALL s->state = 4384 [L1305] FCALL s->init_num = 0 [L1306] EXPR, FCALL s->bbio [L1306] EXPR, FCALL s->wbio [L1306] COND TRUE (unsigned long )s->bbio != (unsigned long )s->wbio [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1154] COND TRUE s->state == 4384 [L1314] ret = __VERIFIER_nondet_int() [L1315] COND TRUE blastFlag == 1 [L1316] blastFlag = 2 VAL [init=1, SSLv3_client_data={6:0}] [L1320] COND FALSE !(ret <= 0) [L1325] FCALL s->hit [L1325] COND FALSE !(s->hit) [L1328] FCALL s->state = 4400 [L1330] FCALL s->init_num = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1160] COND TRUE s->state == 4400 [L1334] EXPR, FCALL s->s3 [L1334] EXPR, FCALL (s->s3)->tmp.new_cipher [L1334] EXPR, FCALL ((s->s3)->tmp.new_cipher)->algorithms VAL [init=1, SSLv3_client_data={6:0}] [L1334] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1337] ret = __VERIFIER_nondet_int() [L1338] COND TRUE blastFlag == 2 [L1339] blastFlag = 3 VAL [init=1, SSLv3_client_data={6:0}] [L1347] COND FALSE !(ret <= 0) VAL [init=1, SSLv3_client_data={6:0}] [L1353] FCALL s->state = 4416 [L1354] FCALL s->init_num = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1160] COND FALSE !(s->state == 4400) [L1163] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1163] COND FALSE !(s->state == 4401) [L1166] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1166] COND TRUE s->state == 4416 [L1358] ret = __VERIFIER_nondet_int() [L1359] COND TRUE blastFlag == 3 [L1360] blastFlag = 4 VAL [init=1, SSLv3_client_data={6:0}] [L1364] COND FALSE !(ret <= 0) [L1369] FCALL s->state = 4432 [L1370] FCALL s->init_num = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1371] COND FALSE !(! tmp___6) VAL [init=1, SSLv3_client_data={6:0}] [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1160] COND FALSE !(s->state == 4400) [L1163] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1163] COND FALSE !(s->state == 4401) [L1166] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1166] COND FALSE !(s->state == 4416) [L1169] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1169] COND FALSE !(s->state == 4417) [L1172] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1172] COND TRUE s->state == 4432 [L1380] ret = __VERIFIER_nondet_int() [L1381] COND TRUE blastFlag == 4 VAL [init=1, SSLv3_client_data={6:0}] [L1643] __VERIFIER_error() VAL [init=1, SSLv3_client_data={6:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 678.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 955.5 MB in the beginning and 1.0 GB in the end (delta: -78.6 MB). Peak memory consumption was 94.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9938.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -91.3 MB). Peak memory consumption was 159.1 MB. Max. memory is 11.5 GB. * CodeCheck took 277484.33 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 1.1 GB in the beginning and 656.2 MB in the end (delta: 458.4 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 7.43 ms. Allocated memory is still 3.2 GB. Free memory is still 656.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 10:51:27,988 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:51:27,989 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:51:27,996 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:51:27,997 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:51:27,997 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:51:27,998 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:51:27,999 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:51:28,000 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:51:28,001 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:51:28,001 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:51:28,002 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:51:28,002 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:51:28,003 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:51:28,004 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:51:28,004 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:51:28,005 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:51:28,007 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:51:28,008 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:51:28,009 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:51:28,010 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:51:28,011 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:51:28,013 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:51:28,013 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:51:28,013 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:51:28,014 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:51:28,015 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:51:28,016 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:51:28,016 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:51:28,017 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:51:28,017 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:51:28,017 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:51:28,018 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:51:28,018 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:51:28,019 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:51:28,019 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:51:28,020 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 10:51:28,030 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:51:28,030 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:51:28,031 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:51:28,031 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:51:28,031 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:51:28,032 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:51:28,032 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:51:28,032 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:51:28,032 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:51:28,032 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:51:28,032 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:51:28,032 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:51:28,032 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:51:28,033 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 10:51:28,033 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 10:51:28,033 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:51:28,033 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:51:28,033 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:51:28,033 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:51:28,033 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:51:28,033 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:51:28,033 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:51:28,035 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 10:51:28,035 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 10:51:28,036 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/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 -> c271f3a8f5eeb9abed31f7632ddca02a2bd7f129 [2018-11-18 10:51:28,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:51:28,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:51:28,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:51:28,077 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:51:28,078 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:51:28,078 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c [2018-11-18 10:51:28,121 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data/001a6391c/4276c3e481f240c0976fc9f5df51ce47/FLAGcba1427ae [2018-11-18 10:51:28,569 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:51:28,569 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/sv-benchmarks/c/ssh/s3_clnt.blast.04_false-unreach-call.i.cil.c [2018-11-18 10:51:28,582 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data/001a6391c/4276c3e481f240c0976fc9f5df51ce47/FLAGcba1427ae [2018-11-18 10:51:28,591 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/ukojak/data/001a6391c/4276c3e481f240c0976fc9f5df51ce47 [2018-11-18 10:51:28,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:51:28,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:51:28,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:51:28,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:51:28,598 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:51:28,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:51:28" (1/1) ... [2018-11-18 10:51:28,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3816ddc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:28, skipping insertion in model container [2018-11-18 10:51:28,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:51:28" (1/1) ... [2018-11-18 10:51:28,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:51:28,656 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:51:29,202 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:51:29,213 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:51:29,419 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:51:29,435 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:51:29,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29 WrapperNode [2018-11-18 10:51:29,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:51:29,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:51:29,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:51:29,437 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:51:29,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:51:29,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:51:29,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:51:29,491 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:51:29,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... [2018-11-18 10:51:29,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:51:29,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:51:29,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:51:29,540 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:51:29,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efd2423e-d680-4173-9cbc-caff7e9e5923/bin-2019/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 [2018-11-18 10:51:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 10:51:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 10:51:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:51:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 10:51:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 10:51:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:51:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:51:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 10:51:29,713 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 10:51:29,713 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 10:52:44,134 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:52:44,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:52:44 BoogieIcfgContainer [2018-11-18 10:52:44,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:52:44,135 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:52:44,135 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:52:44,142 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:52:44,142 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:52:44" (1/1) ... [2018-11-18 10:52:44,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:52:44,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:52:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 88 states and 150 transitions. [2018-11-18 10:52:44,172 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 150 transitions. [2018-11-18 10:52:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 10:52:44,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:52:44,209 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:449) 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) [2018-11-18 10:52:44,212 INFO L168 Benchmark]: Toolchain (without parser) took 75618.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 946.5 MB in the beginning and 845.6 MB in the end (delta: 100.9 MB). Peak memory consumption was 234.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:44,213 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:52:44,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -83.4 MB). Peak memory consumption was 106.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:44,214 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:44,215 INFO L168 Benchmark]: Boogie Preprocessor took 49.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:44,215 INFO L168 Benchmark]: RCFGBuilder took 74594.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 851.4 MB in the end (delta: 161.4 MB). Peak memory consumption was 161.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:44,216 INFO L168 Benchmark]: CodeCheck took 76.25 ms. Allocated memory is still 1.2 GB. Free memory is still 845.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:52:44,219 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 840.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -83.4 MB). Peak memory consumption was 106.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 74594.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 851.4 MB in the end (delta: 161.4 MB). Peak memory consumption was 161.4 MB. Max. memory is 11.5 GB. * CodeCheck took 76.25 ms. Allocated memory is still 1.2 GB. Free memory is still 845.6 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...