./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label05_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label05_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/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 49868ba3cc530a9d4dc385567f0a9711da3734c2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:24:08,036 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:24:08,038 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:24:08,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:24:08,049 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:24:08,050 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:24:08,051 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:24:08,052 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:24:08,054 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:24:08,055 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:24:08,055 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:24:08,056 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:24:08,057 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:24:08,057 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:24:08,058 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:24:08,059 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:24:08,060 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:24:08,061 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:24:08,063 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:24:08,064 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:24:08,065 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:24:08,066 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:24:08,068 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:24:08,068 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:24:08,069 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:24:08,069 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:24:08,070 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:24:08,071 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:24:08,072 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:24:08,073 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:24:08,073 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:24:08,074 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:24:08,074 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:24:08,074 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:24:08,075 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:24:08,076 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:24:08,076 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:24:08,089 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:24:08,089 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:24:08,090 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:24:08,090 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:24:08,091 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:24:08,091 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:24:08,091 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:24:08,091 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:24:08,091 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:24:08,091 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:24:08,091 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:24:08,091 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:24:08,091 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:24:08,091 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:24:08,092 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:24:08,092 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:24:08,092 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:24:08,092 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:24:08,092 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:24:08,092 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:24:08,092 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:24:08,092 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:24:08,092 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:24:08,093 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:24:08,093 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:24:08,093 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:24:08,093 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:24:08,093 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:24:08,093 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_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/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 -> 49868ba3cc530a9d4dc385567f0a9711da3734c2 [2018-11-10 05:24:08,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:24:08,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:24:08,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:24:08,130 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:24:08,130 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:24:08,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label05_true-unreach-call_false-termination.c [2018-11-10 05:24:08,175 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/data/25d177ce7/11f32864e38a4560ba5fa622028e02fd/FLAGfff11bb5a [2018-11-10 05:24:08,575 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:24:08,575 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/sv-benchmarks/c/eca-rers2012/Problem02_label05_true-unreach-call_false-termination.c [2018-11-10 05:24:08,586 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/data/25d177ce7/11f32864e38a4560ba5fa622028e02fd/FLAGfff11bb5a [2018-11-10 05:24:08,599 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/data/25d177ce7/11f32864e38a4560ba5fa622028e02fd [2018-11-10 05:24:08,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:24:08,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:24:08,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:24:08,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:24:08,606 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:24:08,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:08,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ac8909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08, skipping insertion in model container [2018-11-10 05:24:08,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:08,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:24:08,655 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:24:08,899 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:24:08,903 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:24:08,970 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:24:08,981 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:24:08,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08 WrapperNode [2018-11-10 05:24:08,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:24:08,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:24:08,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:24:08,983 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:24:08,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,093 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:24:09,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:24:09,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:24:09,093 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:24:09,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... [2018-11-10 05:24:09,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:24:09,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:24:09,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:24:09,137 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:24:09,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/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 [2018-11-10 05:24:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:24:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:24:09,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:24:10,594 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:24:10,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:24:10 BoogieIcfgContainer [2018-11-10 05:24:10,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:24:10,595 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:24:10,595 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:24:10,604 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:24:10,604 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:24:10" (1/1) ... [2018-11-10 05:24:10,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:24:10,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 05:24:10,643 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 05:24:10,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 05:24:10,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:10,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:11,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:11,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 243 transitions. [2018-11-10 05:24:11,395 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2018-11-10 05:24:11,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 05:24:11,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:11,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:24:11,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:11,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 166 states and 244 transitions. [2018-11-10 05:24:11,623 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 244 transitions. [2018-11-10 05:24:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 05:24:11,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:11,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-11-10 05:24:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-11-10 05:24:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 05:24:11,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:12,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:12,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 206 states and 297 transitions. [2018-11-10 05:24:12,116 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 297 transitions. [2018-11-10 05:24:12,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 05:24:12,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:12,214 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:12,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 225 states and 325 transitions. [2018-11-10 05:24:12,562 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 325 transitions. [2018-11-10 05:24:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:24:12,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:12,595 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:12,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:12,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 230 states and 331 transitions. [2018-11-10 05:24:12,766 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 331 transitions. [2018-11-10 05:24:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 05:24:12,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:12,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:12,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 234 states and 335 transitions. [2018-11-10 05:24:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 335 transitions. [2018-11-10 05:24:12,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 05:24:12,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:12,879 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:24:13,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 235 states and 337 transitions. [2018-11-10 05:24:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 337 transitions. [2018-11-10 05:24:13,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 05:24:13,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:13,041 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:24:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:13,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 253 states and 356 transitions. [2018-11-10 05:24:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 356 transitions. [2018-11-10 05:24:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:24:13,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:24:13,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:13,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 258 states and 362 transitions. [2018-11-10 05:24:13,697 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 362 transitions. [2018-11-10 05:24:13,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:24:13,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:13,836 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:24:14,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:14,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 338 states and 447 transitions. [2018-11-10 05:24:14,382 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 447 transitions. [2018-11-10 05:24:14,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 05:24:14,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:14,490 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:15,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:15,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 369 states and 486 transitions. [2018-11-10 05:24:15,037 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 486 transitions. [2018-11-10 05:24:15,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 05:24:15,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:15,066 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:24:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 388 states and 508 transitions. [2018-11-10 05:24:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 508 transitions. [2018-11-10 05:24:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 05:24:15,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:15,454 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 419 states and 544 transitions. [2018-11-10 05:24:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 544 transitions. [2018-11-10 05:24:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 05:24:16,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:16,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:16,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 423 states and 548 transitions. [2018-11-10 05:24:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 548 transitions. [2018-11-10 05:24:16,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:24:16,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:16,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:16,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 436 states and 562 transitions. [2018-11-10 05:24:16,983 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 562 transitions. [2018-11-10 05:24:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 05:24:16,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:17,017 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:17,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:17,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 455 states and 584 transitions. [2018-11-10 05:24:17,277 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 584 transitions. [2018-11-10 05:24:17,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 05:24:17,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:17,311 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:24:17,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 459 states and 587 transitions. [2018-11-10 05:24:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 587 transitions. [2018-11-10 05:24:17,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:24:17,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:17,432 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:24:17,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:17,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 464 states and 591 transitions. [2018-11-10 05:24:17,459 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 591 transitions. [2018-11-10 05:24:17,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:24:17,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:17,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 466 states and 594 transitions. [2018-11-10 05:24:17,757 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 594 transitions. [2018-11-10 05:24:17,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 05:24:17,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:17,871 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:18,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 480 states and 609 transitions. [2018-11-10 05:24:18,254 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 609 transitions. [2018-11-10 05:24:18,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 05:24:18,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:18,296 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 485 states and 615 transitions. [2018-11-10 05:24:18,515 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 615 transitions. [2018-11-10 05:24:18,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 05:24:18,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:18,561 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:18,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:18,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 504 states and 634 transitions. [2018-11-10 05:24:18,659 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 634 transitions. [2018-11-10 05:24:18,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:24:18,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:19,011 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:20,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:20,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 546 states and 687 transitions. [2018-11-10 05:24:20,204 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 687 transitions. [2018-11-10 05:24:20,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 05:24:20,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:20,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:20,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 548 states and 689 transitions. [2018-11-10 05:24:20,276 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 689 transitions. [2018-11-10 05:24:20,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:24:20,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:20,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:20,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 553 states and 694 transitions. [2018-11-10 05:24:20,489 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 694 transitions. [2018-11-10 05:24:20,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:24:20,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 554 states and 695 transitions. [2018-11-10 05:24:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 695 transitions. [2018-11-10 05:24:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 05:24:20,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:21,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 573 states and 717 transitions. [2018-11-10 05:24:21,243 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 717 transitions. [2018-11-10 05:24:21,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 05:24:21,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:21,289 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:21,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:21,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 574 states and 718 transitions. [2018-11-10 05:24:21,313 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 718 transitions. [2018-11-10 05:24:21,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 05:24:21,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:21,336 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 591 states and 735 transitions. [2018-11-10 05:24:21,410 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 735 transitions. [2018-11-10 05:24:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 05:24:21,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:21,449 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 601 states and 745 transitions. [2018-11-10 05:24:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 745 transitions. [2018-11-10 05:24:21,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 05:24:21,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:21,755 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:22,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 617 states and 761 transitions. [2018-11-10 05:24:22,144 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 761 transitions. [2018-11-10 05:24:22,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 05:24:22,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:22,224 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 05:24:22,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:22,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 619 states and 762 transitions. [2018-11-10 05:24:22,338 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 762 transitions. [2018-11-10 05:24:22,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 05:24:22,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:22,481 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:22,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:22,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 621 states and 764 transitions. [2018-11-10 05:24:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 764 transitions. [2018-11-10 05:24:22,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 05:24:22,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-10 05:24:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 622 states and 766 transitions. [2018-11-10 05:24:22,849 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 766 transitions. [2018-11-10 05:24:22,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 05:24:22,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:22,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:22,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 626 states and 770 transitions. [2018-11-10 05:24:22,924 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 770 transitions. [2018-11-10 05:24:22,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 05:24:22,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:22,992 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:23,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 653 states and 798 transitions. [2018-11-10 05:24:23,155 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 798 transitions. [2018-11-10 05:24:23,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 05:24:23,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:23,243 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-10 05:24:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 655 states and 800 transitions. [2018-11-10 05:24:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 800 transitions. [2018-11-10 05:24:23,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 05:24:23,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:23,346 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:23,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:23,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 667 states and 815 transitions. [2018-11-10 05:24:23,528 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 815 transitions. [2018-11-10 05:24:23,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 05:24:23,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:23,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 671 states and 820 transitions. [2018-11-10 05:24:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 820 transitions. [2018-11-10 05:24:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:24:23,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:23,929 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:25,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:25,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 695 states and 850 transitions. [2018-11-10 05:24:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 850 transitions. [2018-11-10 05:24:25,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 05:24:25,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:25,141 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:25,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 725 states and 879 transitions. [2018-11-10 05:24:25,486 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 879 transitions. [2018-11-10 05:24:25,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 05:24:25,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:25,538 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 749 states and 904 transitions. [2018-11-10 05:24:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 904 transitions. [2018-11-10 05:24:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 05:24:25,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:25,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:25,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 750 states and 904 transitions. [2018-11-10 05:24:25,967 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 904 transitions. [2018-11-10 05:24:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 05:24:25,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:26,015 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 05:24:26,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:26,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 756 states and 909 transitions. [2018-11-10 05:24:26,074 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 909 transitions. [2018-11-10 05:24:26,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 05:24:26,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:26,103 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:26,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:26,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 788 states and 941 transitions. [2018-11-10 05:24:26,192 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 941 transitions. [2018-11-10 05:24:26,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:24:26,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 05:24:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:26,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 794 states and 948 transitions. [2018-11-10 05:24:26,498 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 948 transitions. [2018-11-10 05:24:26,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:24:26,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:26,620 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 05:24:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:26,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 795 states and 948 transitions. [2018-11-10 05:24:26,800 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 948 transitions. [2018-11-10 05:24:26,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:24:26,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:27,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:27,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 830 states and 987 transitions. [2018-11-10 05:24:27,561 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 987 transitions. [2018-11-10 05:24:27,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:24:27,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:27,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:27,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 832 states and 988 transitions. [2018-11-10 05:24:27,750 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 988 transitions. [2018-11-10 05:24:27,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 05:24:27,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:27,815 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 05:24:28,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:28,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 856 states and 1013 transitions. [2018-11-10 05:24:28,163 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1013 transitions. [2018-11-10 05:24:28,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:24:28,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 05:24:28,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 890 states and 1050 transitions. [2018-11-10 05:24:28,855 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1050 transitions. [2018-11-10 05:24:28,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:24:28,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 05:24:29,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:29,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 894 states and 1054 transitions. [2018-11-10 05:24:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1054 transitions. [2018-11-10 05:24:29,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:24:29,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:29,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:29,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 898 states and 1060 transitions. [2018-11-10 05:24:29,361 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1060 transitions. [2018-11-10 05:24:29,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 05:24:29,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:29,402 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:24:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:29,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 915 states and 1076 transitions. [2018-11-10 05:24:29,472 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1076 transitions. [2018-11-10 05:24:29,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:24:29,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:24:29,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 953 states and 1116 transitions. [2018-11-10 05:24:29,683 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1116 transitions. [2018-11-10 05:24:29,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 05:24:29,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 05:24:29,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:29,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 956 states and 1118 transitions. [2018-11-10 05:24:29,764 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1118 transitions. [2018-11-10 05:24:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:24:29,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:30,407 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1079 states and 1260 transitions. [2018-11-10 05:24:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1260 transitions. [2018-11-10 05:24:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:24:33,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:33,309 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:33,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1083 states and 1264 transitions. [2018-11-10 05:24:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1264 transitions. [2018-11-10 05:24:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:24:33,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:33,717 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:33,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1088 states and 1268 transitions. [2018-11-10 05:24:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1268 transitions. [2018-11-10 05:24:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 05:24:33,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:24:34,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:34,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1168 states and 1352 transitions. [2018-11-10 05:24:34,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1352 transitions. [2018-11-10 05:24:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 05:24:34,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:34,925 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:35,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:35,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1211 states and 1400 transitions. [2018-11-10 05:24:35,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1400 transitions. [2018-11-10 05:24:35,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 05:24:35,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:36,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:36,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1215 states and 1403 transitions. [2018-11-10 05:24:36,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1403 transitions. [2018-11-10 05:24:36,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 05:24:36,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:36,294 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:24:36,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:36,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1227 states and 1419 transitions. [2018-11-10 05:24:36,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1419 transitions. [2018-11-10 05:24:36,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 05:24:36,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:24:37,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:37,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1254 states and 1446 transitions. [2018-11-10 05:24:37,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1446 transitions. [2018-11-10 05:24:37,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:24:37,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:37,733 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:41,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:41,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1393 states and 1614 transitions. [2018-11-10 05:24:41,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1614 transitions. [2018-11-10 05:24:41,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:24:41,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:41,815 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:42,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1425 states and 1648 transitions. [2018-11-10 05:24:42,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1648 transitions. [2018-11-10 05:24:42,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:24:42,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:43,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1429 states and 1652 transitions. [2018-11-10 05:24:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1652 transitions. [2018-11-10 05:24:43,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:24:43,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:43,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1434 states and 1656 transitions. [2018-11-10 05:24:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1656 transitions. [2018-11-10 05:24:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:24:43,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:43,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:43,969 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:44,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1443 states and 1667 transitions. [2018-11-10 05:24:44,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1667 transitions. [2018-11-10 05:24:44,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:24:44,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:44,786 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1447 states and 1670 transitions. [2018-11-10 05:24:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1670 transitions. [2018-11-10 05:24:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:24:45,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:45,282 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:45,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1452 states and 1674 transitions. [2018-11-10 05:24:45,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1674 transitions. [2018-11-10 05:24:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 05:24:45,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:46,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1453 states and 1675 transitions. [2018-11-10 05:24:46,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1675 transitions. [2018-11-10 05:24:46,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-10 05:24:46,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:46,178 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-10 05:24:46,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:46,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1456 states and 1677 transitions. [2018-11-10 05:24:46,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1677 transitions. [2018-11-10 05:24:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-10 05:24:46,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 05:24:47,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1475 states and 1696 transitions. [2018-11-10 05:24:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1696 transitions. [2018-11-10 05:24:47,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-10 05:24:47,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:47,090 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 05:24:47,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:47,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1480 states and 1701 transitions. [2018-11-10 05:24:47,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1701 transitions. [2018-11-10 05:24:47,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-10 05:24:47,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 05:24:47,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:47,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1484 states and 1704 transitions. [2018-11-10 05:24:47,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1704 transitions. [2018-11-10 05:24:47,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:24:47,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:48,098 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 05:24:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:50,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1530 states and 1764 transitions. [2018-11-10 05:24:50,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1764 transitions. [2018-11-10 05:24:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:24:50,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:50,364 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 05:24:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:51,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1553 states and 1788 transitions. [2018-11-10 05:24:51,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1788 transitions. [2018-11-10 05:24:51,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:24:51,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:51,548 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 05:24:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1563 states and 1797 transitions. [2018-11-10 05:24:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1797 transitions. [2018-11-10 05:24:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:24:51,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:51,881 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 05:24:52,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:52,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1568 states and 1802 transitions. [2018-11-10 05:24:52,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1802 transitions. [2018-11-10 05:24:52,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 05:24:52,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:52,586 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 05:24:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1572 states and 1805 transitions. [2018-11-10 05:24:52,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1805 transitions. [2018-11-10 05:24:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 05:24:52,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-10 05:24:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:54,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1652 states and 1892 transitions. [2018-11-10 05:24:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 1892 transitions. [2018-11-10 05:24:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 05:24:54,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 214 proven. 47 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-10 05:25:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:00,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1866 states and 2155 transitions. [2018-11-10 05:25:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2155 transitions. [2018-11-10 05:25:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-10 05:25:00,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:00,572 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 358 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:25:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:01,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1929 states and 2223 transitions. [2018-11-10 05:25:01,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2223 transitions. [2018-11-10 05:25:01,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-10 05:25:01,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:01,240 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 365 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:25:01,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1967 states and 2262 transitions. [2018-11-10 05:25:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2262 transitions. [2018-11-10 05:25:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 05:25:01,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:01,660 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-10 05:25:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1978 states and 2276 transitions. [2018-11-10 05:25:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2276 transitions. [2018-11-10 05:25:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-10 05:25:02,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:03,169 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 74 proven. 410 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-10 05:25:24,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:24,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 2057 states and 2379 transitions. [2018-11-10 05:25:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 2379 transitions. [2018-11-10 05:25:24,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:25:24,552 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 89 iterations. [2018-11-10 05:25:24,559 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:25:26,105 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 20 [2018-11-10 05:25:26,479 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 20 [2018-11-10 05:25:29,017 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 20 [2018-11-10 05:25:29,591 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:29,593 INFO L582 CodeCheckObserver]: Invariant with dag size 20 [2018-11-10 05:25:29,600 INFO L582 CodeCheckObserver]: Invariant with dag size 20 [2018-11-10 05:25:29,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:25:29 ImpRootNode [2018-11-10 05:25:29,601 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:25:29,601 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:25:29,601 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:25:29,601 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:25:29,602 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:24:10" (3/4) ... [2018-11-10 05:25:29,605 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:25:29,621 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 05:25:29,622 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-10 05:25:29,623 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 05:25:29,624 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 05:25:29,717 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4bee6d11-9d0d-4e0f-a719-c3705cfbdb16/bin-2019/ukojak/witness.graphml [2018-11-10 05:25:29,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:25:29,718 INFO L168 Benchmark]: Toolchain (without parser) took 81115.38 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.8 GB). Free memory was 950.6 MB in the beginning and 1.7 GB in the end (delta: -737.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-10 05:25:29,718 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:25:29,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.54 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 921.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:29,719 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 921.0 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:29,719 INFO L168 Benchmark]: Boogie Preprocessor took 43.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:29,719 INFO L168 Benchmark]: RCFGBuilder took 1458.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 859.3 MB in the end (delta: 240.4 MB). Peak memory consumption was 240.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:29,719 INFO L168 Benchmark]: CodeCheck took 79005.62 ms. Allocated memory was 1.1 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 859.3 MB in the beginning and 1.7 GB in the end (delta: -866.1 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-11-10 05:25:29,720 INFO L168 Benchmark]: Witness Printer took 116.22 ms. Allocated memory is still 2.8 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:29,721 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, 228 locations, 1 error locations. SAFE Result, 73.9s OverallTime, 89 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 654318036 SDtfs, -576626820 SDslu, 960554796 SDs, 0 SdLazy, 1366789830 SolverSat, 178971582 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 211.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111608 GetRequests, 108229 SyntacticMatches, 2573 SemanticMatches, 806 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 675919 ImplicationChecksByTransitivity, 59.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 17077 NumberOfCodeBlocks, 17077 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 16989 ConstructedInterpolants, 0 QuantifiedInterpolants, 15194850 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 88 InterpolantComputations, 62 PerfectInterpolantSequences, 15452/17239 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: 550]: 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 == 7) || !(a28 == 10)) || !(1 == a25) || !(a11 == 1)) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a28 == 10) || !(a17 == 7)) || !(1 == a25) || !(a11 == 1)) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 378.54 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 921.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 110.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 921.0 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1458.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 859.3 MB in the end (delta: 240.4 MB). Peak memory consumption was 240.4 MB. Max. memory is 11.5 GB. * CodeCheck took 79005.62 ms. Allocated memory was 1.1 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 859.3 MB in the beginning and 1.7 GB in the end (delta: -866.1 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 116.22 ms. Allocated memory is still 2.8 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...