./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/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 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:46:04,864 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:46:04,865 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:46:04,873 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:46:04,873 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:46:04,874 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:46:04,874 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:46:04,875 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:46:04,876 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:46:04,877 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:46:04,878 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:46:04,878 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:46:04,879 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:46:04,879 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:46:04,880 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:46:04,881 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:46:04,882 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:46:04,883 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:46:04,884 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:46:04,886 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:46:04,886 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:46:04,887 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:46:04,889 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:46:04,889 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:46:04,890 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:46:04,890 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:46:04,891 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:46:04,891 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:46:04,892 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:46:04,893 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:46:04,894 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:46:04,894 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:46:04,894 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:46:04,895 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:46:04,895 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:46:04,896 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:46:04,896 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:46:04,907 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:46:04,907 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:46:04,907 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:46:04,907 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:46:04,908 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:46:04,908 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:46:04,908 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:46:04,909 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:46:04,909 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:46:04,909 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:46:04,909 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:46:04,909 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:46:04,909 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:46:04,909 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:46:04,910 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:46:04,910 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:46:04,910 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:46:04,910 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:46:04,910 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:46:04,910 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:46:04,911 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:46:04,911 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:46:04,911 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:46:04,911 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:46:04,911 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:46:04,911 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:46:04,911 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:46:04,912 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:46:04,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:46:04,912 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_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/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 -> 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 [2018-11-23 07:46:04,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:46:04,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:46:04,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:46:04,946 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:46:04,946 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:46:04,946 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-11-23 07:46:04,983 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/data/3591dee34/d1ae115a114744a685e4e2aa3e9fa17c/FLAGa07963eef [2018-11-23 07:46:05,425 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:46:05,425 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-11-23 07:46:05,434 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/data/3591dee34/d1ae115a114744a685e4e2aa3e9fa17c/FLAGa07963eef [2018-11-23 07:46:05,445 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/data/3591dee34/d1ae115a114744a685e4e2aa3e9fa17c [2018-11-23 07:46:05,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:46:05,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:46:05,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:46:05,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:46:05,452 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:46:05,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2722d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05, skipping insertion in model container [2018-11-23 07:46:05,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:46:05,496 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:46:05,741 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:46:05,745 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:46:05,811 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:46:05,824 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:46:05,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05 WrapperNode [2018-11-23 07:46:05,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:46:05,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:46:05,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:46:05,826 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:46:05,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:46:05,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:46:05,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:46:05,931 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:46:05,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... [2018-11-23 07:46:05,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:46:05,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:46:05,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:46:05,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:46:05,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:46:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/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 [2018-11-23 07:46:06,029 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:46:06,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:46:06,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:46:07,331 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:46:07,331 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:46:07,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:46:07 BoogieIcfgContainer [2018-11-23 07:46:07,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:46:07,332 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:46:07,332 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:46:07,340 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:46:07,340 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:46:07" (1/1) ... [2018-11-23 07:46:07,348 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:46:07,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:07,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 07:46:07,374 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 07:46:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 07:46:07,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:08,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:08,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2018-11-23 07:46:08,119 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2018-11-23 07:46:08,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 07:46:08,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:46:08,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:08,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 243 transitions. [2018-11-23 07:46:08,319 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2018-11-23 07:46:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 07:46:08,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:08,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:08,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-11-23 07:46:08,496 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-11-23 07:46:08,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 07:46:08,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:08,566 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:08,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:08,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-11-23 07:46:08,761 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-11-23 07:46:08,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:46:08,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:08,834 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:09,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 217 states and 319 transitions. [2018-11-23 07:46:09,180 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 319 transitions. [2018-11-23 07:46:09,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:46:09,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:09,251 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:46:09,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 239 states and 354 transitions. [2018-11-23 07:46:09,691 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 354 transitions. [2018-11-23 07:46:09,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:46:09,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:46:09,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:09,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 242 states and 359 transitions. [2018-11-23 07:46:09,811 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 359 transitions. [2018-11-23 07:46:09,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:46:09,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:09,850 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:46:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 256 states and 375 transitions. [2018-11-23 07:46:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 375 transitions. [2018-11-23 07:46:10,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:46:10,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:10,077 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 260 states and 380 transitions. [2018-11-23 07:46:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2018-11-23 07:46:10,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:46:10,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:10,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:10,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 264 states and 387 transitions. [2018-11-23 07:46:10,444 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 387 transitions. [2018-11-23 07:46:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:46:10,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:10,465 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 267 states and 391 transitions. [2018-11-23 07:46:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 391 transitions. [2018-11-23 07:46:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:46:10,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:11,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:11,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 290 states and 425 transitions. [2018-11-23 07:46:11,298 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 425 transitions. [2018-11-23 07:46:11,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:46:11,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:11,354 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:46:11,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 369 states and 506 transitions. [2018-11-23 07:46:11,642 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 506 transitions. [2018-11-23 07:46:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:46:11,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:11,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:11,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 387 states and 528 transitions. [2018-11-23 07:46:11,961 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 528 transitions. [2018-11-23 07:46:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:46:11,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:11,992 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 389 states and 529 transitions. [2018-11-23 07:46:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 529 transitions. [2018-11-23 07:46:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 07:46:12,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:12,240 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:12,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 399 states and 540 transitions. [2018-11-23 07:46:12,533 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 540 transitions. [2018-11-23 07:46:12,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:46:12,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:12,659 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:13,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 427 states and 585 transitions. [2018-11-23 07:46:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 585 transitions. [2018-11-23 07:46:13,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:46:13,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:13,496 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 432 states and 590 transitions. [2018-11-23 07:46:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 590 transitions. [2018-11-23 07:46:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:46:13,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:14,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:14,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 447 states and 609 transitions. [2018-11-23 07:46:14,167 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 609 transitions. [2018-11-23 07:46:14,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:46:14,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:14,276 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:14,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 450 states and 613 transitions. [2018-11-23 07:46:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 613 transitions. [2018-11-23 07:46:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:46:14,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:14,479 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:14,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:14,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 453 states and 617 transitions. [2018-11-23 07:46:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 617 transitions. [2018-11-23 07:46:14,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:46:14,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:14,749 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:14,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:14,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 456 states and 621 transitions. [2018-11-23 07:46:14,916 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 621 transitions. [2018-11-23 07:46:14,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 07:46:14,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:15,309 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:17,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:17,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 496 states and 680 transitions. [2018-11-23 07:46:17,072 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 680 transitions. [2018-11-23 07:46:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 07:46:17,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:17,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:17,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 498 states and 684 transitions. [2018-11-23 07:46:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 684 transitions. [2018-11-23 07:46:17,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 07:46:17,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:17,315 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:17,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 499 states and 687 transitions. [2018-11-23 07:46:17,615 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 687 transitions. [2018-11-23 07:46:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:46:17,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:17,655 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:17,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 500 states and 689 transitions. [2018-11-23 07:46:17,778 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 689 transitions. [2018-11-23 07:46:17,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:46:17,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:17,810 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:18,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:18,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 533 states and 726 transitions. [2018-11-23 07:46:18,331 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 726 transitions. [2018-11-23 07:46:18,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 07:46:18,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 557 states and 751 transitions. [2018-11-23 07:46:19,164 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 751 transitions. [2018-11-23 07:46:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 07:46:19,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:19,226 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:19,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:19,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 572 states and 768 transitions. [2018-11-23 07:46:19,773 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 768 transitions. [2018-11-23 07:46:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 07:46:19,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:19,803 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:19,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:19,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 583 states and 778 transitions. [2018-11-23 07:46:19,941 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 778 transitions. [2018-11-23 07:46:19,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 07:46:19,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:19,961 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:20,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 586 states and 781 transitions. [2018-11-23 07:46:20,123 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 781 transitions. [2018-11-23 07:46:20,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 07:46:20,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:20,143 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:20,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:20,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 599 states and 797 transitions. [2018-11-23 07:46:20,260 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 797 transitions. [2018-11-23 07:46:20,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:46:20,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:20,285 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:20,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 612 states and 809 transitions. [2018-11-23 07:46:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 809 transitions. [2018-11-23 07:46:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:46:20,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:20,423 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 624 states and 820 transitions. [2018-11-23 07:46:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 820 transitions. [2018-11-23 07:46:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:46:20,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:20,496 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:20,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 626 states and 822 transitions. [2018-11-23 07:46:20,675 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 822 transitions. [2018-11-23 07:46:20,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:46:20,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:20,703 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 635 states and 831 transitions. [2018-11-23 07:46:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 831 transitions. [2018-11-23 07:46:20,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 07:46:20,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:21,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:21,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 637 states and 834 transitions. [2018-11-23 07:46:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 834 transitions. [2018-11-23 07:46:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 07:46:21,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:21,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:21,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 640 states and 839 transitions. [2018-11-23 07:46:21,247 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 839 transitions. [2018-11-23 07:46:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 07:46:21,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:21,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:21,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 643 states and 843 transitions. [2018-11-23 07:46:21,476 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 843 transitions. [2018-11-23 07:46:21,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 07:46:21,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:21,495 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 07:46:21,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:21,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 647 states and 847 transitions. [2018-11-23 07:46:21,535 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 847 transitions. [2018-11-23 07:46:21,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 07:46:21,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:21,565 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:21,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 653 states and 853 transitions. [2018-11-23 07:46:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 853 transitions. [2018-11-23 07:46:21,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:46:21,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:21,657 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 07:46:21,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:21,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 656 states and 857 transitions. [2018-11-23 07:46:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 857 transitions. [2018-11-23 07:46:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:46:21,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:21,909 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 07:46:21,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:21,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 658 states and 859 transitions. [2018-11-23 07:46:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 859 transitions. [2018-11-23 07:46:21,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:46:21,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 07:46:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 665 states and 867 transitions. [2018-11-23 07:46:22,246 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 867 transitions. [2018-11-23 07:46:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:46:22,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:22,283 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:22,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:22,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 704 states and 909 transitions. [2018-11-23 07:46:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 909 transitions. [2018-11-23 07:46:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 07:46:22,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:23,085 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:24,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:24,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 723 states and 933 transitions. [2018-11-23 07:46:24,149 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 933 transitions. [2018-11-23 07:46:24,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:46:24,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:24,210 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 07:46:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:24,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 735 states and 945 transitions. [2018-11-23 07:46:24,595 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 945 transitions. [2018-11-23 07:46:24,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:46:24,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 07:46:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:24,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 737 states and 946 transitions. [2018-11-23 07:46:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 946 transitions. [2018-11-23 07:46:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:46:24,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:26,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:26,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 775 states and 989 transitions. [2018-11-23 07:46:26,146 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 989 transitions. [2018-11-23 07:46:26,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:46:26,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:26,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 782 states and 996 transitions. [2018-11-23 07:46:26,553 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 996 transitions. [2018-11-23 07:46:26,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 07:46:26,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:26,571 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:26,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:26,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 787 states and 1001 transitions. [2018-11-23 07:46:26,896 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1001 transitions. [2018-11-23 07:46:26,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 07:46:26,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:26,933 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 07:46:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 788 states and 1001 transitions. [2018-11-23 07:46:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1001 transitions. [2018-11-23 07:46:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 07:46:26,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:26,977 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:27,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:27,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 843 states and 1057 transitions. [2018-11-23 07:46:27,325 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1057 transitions. [2018-11-23 07:46:27,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 07:46:27,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:27,363 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:27,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 859 states and 1075 transitions. [2018-11-23 07:46:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1075 transitions. [2018-11-23 07:46:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 07:46:27,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:27,581 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:27,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 861 states and 1076 transitions. [2018-11-23 07:46:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1076 transitions. [2018-11-23 07:46:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 07:46:27,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:27,844 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:28,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 883 states and 1097 transitions. [2018-11-23 07:46:28,255 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1097 transitions. [2018-11-23 07:46:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:46:28,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:28,350 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:46:28,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:28,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 962 states and 1184 transitions. [2018-11-23 07:46:28,782 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1184 transitions. [2018-11-23 07:46:28,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:46:28,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:46:29,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:29,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1017 states and 1243 transitions. [2018-11-23 07:46:29,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1243 transitions. [2018-11-23 07:46:29,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:46:29,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:29,752 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:46:30,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1031 states and 1260 transitions. [2018-11-23 07:46:30,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1260 transitions. [2018-11-23 07:46:30,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:46:30,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:30,500 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:46:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:30,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1042 states and 1270 transitions. [2018-11-23 07:46:30,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1270 transitions. [2018-11-23 07:46:30,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:46:30,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:30,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:30,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1071 states and 1299 transitions. [2018-11-23 07:46:30,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1299 transitions. [2018-11-23 07:46:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 07:46:30,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:30,821 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:31,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:31,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1112 states and 1343 transitions. [2018-11-23 07:46:31,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1343 transitions. [2018-11-23 07:46:31,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:46:31,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:31,592 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 07:46:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1169 states and 1406 transitions. [2018-11-23 07:46:32,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1406 transitions. [2018-11-23 07:46:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:46:32,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:32,989 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 07:46:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1175 states and 1412 transitions. [2018-11-23 07:46:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1412 transitions. [2018-11-23 07:46:33,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:46:33,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:33,384 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:34,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1181 states and 1421 transitions. [2018-11-23 07:46:34,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1421 transitions. [2018-11-23 07:46:34,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 07:46:34,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:34,057 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:34,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:34,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1193 states and 1434 transitions. [2018-11-23 07:46:34,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1434 transitions. [2018-11-23 07:46:34,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 07:46:34,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:34,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1205 states and 1446 transitions. [2018-11-23 07:46:34,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1446 transitions. [2018-11-23 07:46:34,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:46:34,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:34,708 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:35,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:35,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1216 states and 1461 transitions. [2018-11-23 07:46:35,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1461 transitions. [2018-11-23 07:46:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:46:35,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:35,597 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:35,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1259 states and 1503 transitions. [2018-11-23 07:46:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1503 transitions. [2018-11-23 07:46:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:46:35,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:36,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1301 states and 1547 transitions. [2018-11-23 07:46:36,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1547 transitions. [2018-11-23 07:46:36,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:46:36,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:36,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:36,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1304 states and 1549 transitions. [2018-11-23 07:46:36,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1549 transitions. [2018-11-23 07:46:36,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:46:36,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:36,665 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 07:46:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1333 states and 1583 transitions. [2018-11-23 07:46:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1583 transitions. [2018-11-23 07:46:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 07:46:37,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:37,686 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:38,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:38,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1362 states and 1618 transitions. [2018-11-23 07:46:38,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1618 transitions. [2018-11-23 07:46:38,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 07:46:38,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:38,524 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:46:38,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:38,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1378 states and 1638 transitions. [2018-11-23 07:46:38,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1638 transitions. [2018-11-23 07:46:38,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:46:38,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:38,732 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:46:39,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:39,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1432 states and 1693 transitions. [2018-11-23 07:46:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1693 transitions. [2018-11-23 07:46:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:46:39,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:46:39,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1487 states and 1748 transitions. [2018-11-23 07:46:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1748 transitions. [2018-11-23 07:46:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 07:46:39,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:46:39,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1502 states and 1761 transitions. [2018-11-23 07:46:39,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1761 transitions. [2018-11-23 07:46:39,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:46:39,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:39,797 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:46:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:39,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1503 states and 1761 transitions. [2018-11-23 07:46:39,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1761 transitions. [2018-11-23 07:46:39,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:46:39,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:46:39,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:39,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1509 states and 1767 transitions. [2018-11-23 07:46:39,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1767 transitions. [2018-11-23 07:46:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 07:46:39,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:40,034 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:46:40,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:40,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1515 states and 1772 transitions. [2018-11-23 07:46:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1772 transitions. [2018-11-23 07:46:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 07:46:40,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:40,112 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 07:46:40,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1517 states and 1775 transitions. [2018-11-23 07:46:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1775 transitions. [2018-11-23 07:46:40,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:46:40,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 07:46:40,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:40,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1518 states and 1775 transitions. [2018-11-23 07:46:40,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1775 transitions. [2018-11-23 07:46:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 07:46:40,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:40,599 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 07:46:41,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:41,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1666 states and 1926 transitions. [2018-11-23 07:46:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1926 transitions. [2018-11-23 07:46:41,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 07:46:41,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:46:41,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:41,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1669 states and 1929 transitions. [2018-11-23 07:46:41,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 1929 transitions. [2018-11-23 07:46:41,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 07:46:41,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:41,829 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 07:46:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:41,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1681 states and 1940 transitions. [2018-11-23 07:46:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1940 transitions. [2018-11-23 07:46:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 07:46:41,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 07:46:42,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:42,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1694 states and 1952 transitions. [2018-11-23 07:46:42,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1952 transitions. [2018-11-23 07:46:42,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 07:46:42,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:42,245 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 07:46:42,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:42,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1697 states and 1955 transitions. [2018-11-23 07:46:42,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 1955 transitions. [2018-11-23 07:46:42,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 07:46:42,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:42,510 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:46:43,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1746 states and 2008 transitions. [2018-11-23 07:46:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2008 transitions. [2018-11-23 07:46:43,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 07:46:43,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:43,338 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:46:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1760 states and 2021 transitions. [2018-11-23 07:46:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2021 transitions. [2018-11-23 07:46:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 07:46:43,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:43,633 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:46:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1771 states and 2031 transitions. [2018-11-23 07:46:43,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2031 transitions. [2018-11-23 07:46:43,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 07:46:43,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:46:47,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:47,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1865 states and 2137 transitions. [2018-11-23 07:46:47,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2137 transitions. [2018-11-23 07:46:47,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 07:46:47,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:47,285 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:46:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1872 states and 2146 transitions. [2018-11-23 07:46:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2146 transitions. [2018-11-23 07:46:47,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 07:46:47,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:47,810 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-23 07:46:47,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:47,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1873 states and 2146 transitions. [2018-11-23 07:46:47,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2146 transitions. [2018-11-23 07:46:47,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 07:46:47,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:48,085 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:46:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:49,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1896 states and 2175 transitions. [2018-11-23 07:46:49,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2175 transitions. [2018-11-23 07:46:49,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 07:46:49,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:46:49,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:49,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1899 states and 2178 transitions. [2018-11-23 07:46:49,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2178 transitions. [2018-11-23 07:46:49,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 07:46:49,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:49,496 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:46:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:49,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1902 states and 2181 transitions. [2018-11-23 07:46:49,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2181 transitions. [2018-11-23 07:46:49,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 07:46:49,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:49,813 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:46:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1905 states and 2184 transitions. [2018-11-23 07:46:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2184 transitions. [2018-11-23 07:46:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-23 07:46:50,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:50,145 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:46:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1914 states and 2194 transitions. [2018-11-23 07:46:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2194 transitions. [2018-11-23 07:46:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 07:46:50,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-23 07:46:50,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:50,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1920 states and 2201 transitions. [2018-11-23 07:46:50,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2201 transitions. [2018-11-23 07:46:50,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-23 07:46:50,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:51,967 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 07:46:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 2021 states and 2315 transitions. [2018-11-23 07:46:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2315 transitions. [2018-11-23 07:46:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 07:46:54,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:54,894 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 337 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 07:46:55,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:55,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 2046 states and 2343 transitions. [2018-11-23 07:46:55,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2343 transitions. [2018-11-23 07:46:55,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-23 07:46:55,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:55,727 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-11-23 07:46:56,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:56,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 2055 states and 2353 transitions. [2018-11-23 07:46:56,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2353 transitions. [2018-11-23 07:46:56,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-23 07:46:56,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:56,333 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-11-23 07:46:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 2073 states and 2372 transitions. [2018-11-23 07:46:56,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2372 transitions. [2018-11-23 07:46:56,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-23 07:46:56,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:57,286 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 07:46:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:57,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2094 states and 2395 transitions. [2018-11-23 07:46:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2395 transitions. [2018-11-23 07:46:57,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 07:46:57,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:58,069 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 07:46:59,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:46:59,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2127 states and 2439 transitions. [2018-11-23 07:46:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2439 transitions. [2018-11-23 07:46:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 07:46:59,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:46:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:46:59,733 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 07:47:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:47:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 2130 states and 2442 transitions. [2018-11-23 07:47:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2442 transitions. [2018-11-23 07:47:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 07:47:00,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:47:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 07:47:00,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:47:00,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2133 states and 2445 transitions. [2018-11-23 07:47:00,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2445 transitions. [2018-11-23 07:47:00,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 07:47:00,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:47:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 07:47:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:47:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2136 states and 2448 transitions. [2018-11-23 07:47:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2448 transitions. [2018-11-23 07:47:00,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 07:47:00,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:47:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 07:47:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:47:01,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2139 states and 2451 transitions. [2018-11-23 07:47:01,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2451 transitions. [2018-11-23 07:47:01,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 07:47:01,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:47:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:47:01,295 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-11-23 07:47:01,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:47:01,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2058 states and 2367 transitions. [2018-11-23 07:47:01,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 2367 transitions. [2018-11-23 07:47:01,459 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:47:01,459 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 111 iterations. [2018-11-23 07:47:01,466 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 07:47:03,921 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 13 [2018-11-23 07:47:04,993 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:47:04,995 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-23 07:47:05,000 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-23 07:47:05,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:47:05 ImpRootNode [2018-11-23 07:47:05,001 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:47:05,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:47:05,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:47:05,001 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:47:05,002 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:46:07" (3/4) ... [2018-11-23 07:47:05,004 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:47:05,017 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 07:47:05,017 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 07:47:05,018 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 07:47:05,019 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:47:05,100 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fd653bc6-1d57-45ba-8a1d-b3d2e874690b/bin-2019/ukojak/witness.graphml [2018-11-23 07:47:05,100 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:47:05,101 INFO L168 Benchmark]: Toolchain (without parser) took 59652.97 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 950.4 MB in the beginning and 1.9 GB in the end (delta: -955.0 MB). Peak memory consumption was 613.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:47:05,101 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:47:05,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.42 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:47:05,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:47:05,102 INFO L168 Benchmark]: Boogie Preprocessor took 42.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:47:05,102 INFO L168 Benchmark]: RCFGBuilder took 1358.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 835.4 MB in the end (delta: 242.1 MB). Peak memory consumption was 242.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:47:05,102 INFO L168 Benchmark]: CodeCheck took 57668.62 ms. Allocated memory was 1.1 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 835.4 MB in the beginning and 1.9 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-23 07:47:05,103 INFO L168 Benchmark]: Witness Printer took 98.98 ms. Allocated memory is still 2.6 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2018-11-23 07:47:05,108 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, 227 locations, 1 error locations. SAFE Result, 54.1s OverallTime, 111 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 575129336 SDtfs, -1258833076 SDslu, -876592760 SDs, 0 SdLazy, 58346116 SolverSat, -768591028 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 273.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126243 GetRequests, 124574 SyntacticMatches, 847 SemanticMatches, 822 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 451788 ImplicationChecksByTransitivity, 42.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 19063 NumberOfCodeBlocks, 19063 NumberOfCodeBlocksAsserted, 110 NumberOfCheckSat, 18953 ConstructedInterpolants, 0 QuantifiedInterpolants, 8839476 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 110 InterpolantComputations, 86 PerfectInterpolantSequences, 15853/16115 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 - PositiveResult [Line: 556]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a17 == 8 || a19 == 1) || !(a28 == 7)) || a11 == 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 || a17 == 8) || !(a28 == 7)) || a11 == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 376.42 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1358.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 835.4 MB in the end (delta: 242.1 MB). Peak memory consumption was 242.1 MB. Max. memory is 11.5 GB. * CodeCheck took 57668.62 ms. Allocated memory was 1.1 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 835.4 MB in the beginning and 1.9 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Witness Printer took 98.98 ms. Allocated memory is still 2.6 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...