./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_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_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/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 87288fc43230a9d3829930d8a140fe9b3ddaa0e7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 05:54:45,250 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:54:45,251 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:54:45,258 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:54:45,259 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:54:45,259 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:54:45,260 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:54:45,261 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:54:45,262 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:54:45,263 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:54:45,263 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:54:45,263 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:54:45,264 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:54:45,265 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:54:45,265 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:54:45,266 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:54:45,266 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:54:45,268 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:54:45,269 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:54:45,270 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:54:45,271 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:54:45,272 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:54:45,274 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:54:45,275 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:54:45,275 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:54:45,276 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:54:45,276 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:54:45,277 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:54:45,277 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:54:45,278 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:54:45,278 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:54:45,278 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:54:45,278 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:54:45,279 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:54:45,279 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:54:45,280 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:54:45,280 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:54:45,288 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:54:45,288 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:54:45,289 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:54:45,289 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:54:45,289 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:54:45,290 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:54:45,290 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:54:45,290 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:54:45,290 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:54:45,290 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:54:45,290 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:54:45,291 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:54:45,291 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:54:45,291 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:54:45,291 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:54:45,291 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:54:45,291 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:54:45,291 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:54:45,292 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:54:45,292 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:54:45,292 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:54:45,292 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:54:45,292 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:54:45,292 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:54:45,293 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:54:45,293 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:54:45,293 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:54:45,293 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:54:45,293 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_f195eb8a-045d-4e7f-b88c-5df6874e689f/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 -> 87288fc43230a9d3829930d8a140fe9b3ddaa0e7 [2018-11-10 05:54:45,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:54:45,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:54:45,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:54:45,336 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:54:45,336 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:54:45,336 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-10 05:54:45,378 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/data/07dc286e9/674cb64634ae43ecb6ed4535ad9706d3/FLAG8c88e1117 [2018-11-10 05:54:45,716 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:54:45,716 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-10 05:54:45,723 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/data/07dc286e9/674cb64634ae43ecb6ed4535ad9706d3/FLAG8c88e1117 [2018-11-10 05:54:45,737 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/data/07dc286e9/674cb64634ae43ecb6ed4535ad9706d3 [2018-11-10 05:54:45,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:54:45,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:54:45,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:54:45,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:54:45,747 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:54:45,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:45,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45, skipping insertion in model container [2018-11-10 05:54:45,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:45,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:54:45,782 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:54:45,942 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:54:45,945 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:54:45,970 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:54:45,981 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:54:45,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45 WrapperNode [2018-11-10 05:54:45,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:54:45,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:54:45,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:54:45,982 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:54:45,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:45,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:46,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:54:46,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:54:46,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:54:46,013 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:54:46,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:46,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:46,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:46,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:46,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:46,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:46,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... [2018-11-10 05:54:46,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:54:46,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:54:46,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:54:46,034 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:54:46,035 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:54:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/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 05:54:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:54:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:54:46,564 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:54:46,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:54:46 BoogieIcfgContainer [2018-11-10 05:54:46,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:54:46,565 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:54:46,566 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:54:46,575 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:54:46,575 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:54:46" (1/1) ... [2018-11-10 05:54:46,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:54:46,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:46,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 35 states and 63 transitions. [2018-11-10 05:54:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2018-11-10 05:54:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 05:54:46,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:46,745 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 05:54:46,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2018-11-10 05:54:46,786 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2018-11-10 05:54:46,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:54:46,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:46,824 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 05:54:46,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:46,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-11-10 05:54:46,944 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-11-10 05:54:46,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 05:54:46,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:46,968 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 05:54:47,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2018-11-10 05:54:47,038 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2018-11-10 05:54:47,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 05:54:47,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:47,114 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 05:54:47,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:47,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2018-11-10 05:54:47,295 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2018-11-10 05:54:47,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:54:47,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:47,314 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 05:54:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:47,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2018-11-10 05:54:47,393 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2018-11-10 05:54:47,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:54:47,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:47,445 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 05:54:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-11-10 05:54:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-11-10 05:54:47,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:54:47,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:47,819 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 05:54:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:47,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-11-10 05:54:47,907 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-11-10 05:54:47,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:54:47,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:47,924 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 05:54:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:48,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-11-10 05:54:48,052 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-11-10 05:54:48,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:54:48,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:48,066 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 05:54:48,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:48,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2018-11-10 05:54:48,161 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2018-11-10 05:54:48,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:54:48,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:48,232 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 05:54:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:48,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2018-11-10 05:54:48,676 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2018-11-10 05:54:48,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:54:48,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:48,686 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 05:54:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:48,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-11-10 05:54:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-11-10 05:54:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:54:48,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:48,786 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 05:54:48,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-11-10 05:54:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-11-10 05:54:48,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:54:48,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:48,955 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 05:54:49,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:49,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-11-10 05:54:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-11-10 05:54:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:54:49,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:49,095 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 05:54:49,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:49,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2018-11-10 05:54:49,199 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2018-11-10 05:54:49,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:54:49,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:49,282 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 05:54:49,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:49,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2018-11-10 05:54:49,977 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2018-11-10 05:54:49,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:54:49,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:49,987 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 05:54:50,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:50,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-11-10 05:54:50,120 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-11-10 05:54:50,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:54:50,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:50,129 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 05:54:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-11-10 05:54:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-11-10 05:54:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:54:50,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:50,314 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 05:54:50,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:50,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2018-11-10 05:54:50,489 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2018-11-10 05:54:50,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:54:50,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:50,499 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 05:54:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:50,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-11-10 05:54:50,633 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-11-10 05:54:50,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:54:50,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:50,725 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 05:54:51,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2018-11-10 05:54:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2018-11-10 05:54:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:54:51,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:51,824 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 05:54:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2018-11-10 05:54:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2018-11-10 05:54:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:54:51,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:51,961 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 05:54:52,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-11-10 05:54:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-11-10 05:54:52,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:54:52,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:52,115 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 05:54:52,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:52,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-11-10 05:54:52,347 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-11-10 05:54:52,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:54:52,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:52,356 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 05:54:52,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:52,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2018-11-10 05:54:52,608 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2018-11-10 05:54:52,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:54:52,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:52,617 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 05:54:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2018-11-10 05:54:52,785 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2018-11-10 05:54:52,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:54:52,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:52,887 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 05:54:54,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:54,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2018-11-10 05:54:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2018-11-10 05:54:54,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:54:54,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:54,301 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 05:54:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:54,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2018-11-10 05:54:54,474 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2018-11-10 05:54:54,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:54:54,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:54,481 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 05:54:54,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2018-11-10 05:54:54,641 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2018-11-10 05:54:54,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:54:54,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:54,648 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 05:54:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-10 05:54:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-10 05:54:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:54:54,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:54,866 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 05:54:55,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:55,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2018-11-10 05:54:55,126 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2018-11-10 05:54:55,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:54:55,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:55,134 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 05:54:55,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2018-11-10 05:54:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2018-11-10 05:54:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:54:55,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:55,409 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 05:54:55,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2018-11-10 05:54:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2018-11-10 05:54:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:54:55,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:55,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:55,654 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 05:54:55,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:55,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-11-10 05:54:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-11-10 05:54:55,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:54:55,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:56,000 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 05:54:58,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:58,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2018-11-10 05:54:58,031 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2018-11-10 05:54:58,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:54:58,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:58,038 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 05:54:58,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:58,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2018-11-10 05:54:58,254 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2018-11-10 05:54:58,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:54:58,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:58,258 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 05:54:58,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2018-11-10 05:54:58,455 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2018-11-10 05:54:58,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:54:58,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:58,461 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 05:54:58,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:58,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-11-10 05:54:58,701 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-11-10 05:54:58,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:54:58,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:58,706 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 05:54:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-11-10 05:54:58,998 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-11-10 05:54:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:54:58,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:59,003 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 05:54:59,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:59,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-11-10 05:54:59,245 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-11-10 05:54:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:54:59,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:59,252 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 05:54:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:59,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2018-11-10 05:54:59,508 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2018-11-10 05:54:59,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:54:59,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:59,514 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 05:54:59,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:54:59,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-11-10 05:54:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-11-10 05:54:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:54:59,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:54:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:54:59,876 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 05:55:02,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:02,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 56 states and 98 transitions. [2018-11-10 05:55:02,544 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 98 transitions. [2018-11-10 05:55:02,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:55:02,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:02,549 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 05:55:02,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 98 transitions. [2018-11-10 05:55:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2018-11-10 05:55:02,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:55:02,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:02,768 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 05:55:03,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2018-11-10 05:55:03,012 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2018-11-10 05:55:03,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:55:03,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:03,017 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 05:55:03,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:03,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2018-11-10 05:55:03,277 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2018-11-10 05:55:03,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:55:03,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:03,282 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 05:55:03,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-11-10 05:55:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-11-10 05:55:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:03,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:03,594 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 05:55:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-11-10 05:55:03,931 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-11-10 05:55:03,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:03,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:03,936 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 05:55:04,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2018-11-10 05:55:04,235 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2018-11-10 05:55:04,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:04,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:04,241 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 05:55:04,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:04,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-10 05:55:04,532 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-10 05:55:04,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:04,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:04,538 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 05:55:04,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:04,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2018-11-10 05:55:04,842 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2018-11-10 05:55:04,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:04,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:05,024 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 05:55:08,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:08,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 58 states and 103 transitions. [2018-11-10 05:55:08,538 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 103 transitions. [2018-11-10 05:55:08,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:08,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:08,544 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 05:55:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:08,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 103 transitions. [2018-11-10 05:55:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2018-11-10 05:55:08,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:08,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:08,843 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 05:55:09,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:09,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 103 transitions. [2018-11-10 05:55:09,198 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 103 transitions. [2018-11-10 05:55:09,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:09,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:09,202 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 05:55:09,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:09,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2018-11-10 05:55:09,493 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2018-11-10 05:55:09,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:09,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:09,498 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 05:55:09,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:09,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 103 transitions. [2018-11-10 05:55:09,805 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 103 transitions. [2018-11-10 05:55:09,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:55:09,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:09,809 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 05:55:10,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:10,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-11-10 05:55:10,183 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-11-10 05:55:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:10,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:10,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:10,188 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 05:55:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:10,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-11-10 05:55:10,591 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-11-10 05:55:10,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:10,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:10,596 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 05:55:11,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:11,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-11-10 05:55:11,000 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-11-10 05:55:11,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:11,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:11,006 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 05:55:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2018-11-10 05:55:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2018-11-10 05:55:11,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:11,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:11,405 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 05:55:11,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2018-11-10 05:55:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2018-11-10 05:55:11,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:11,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:11,744 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 05:55:12,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:12,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2018-11-10 05:55:12,048 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2018-11-10 05:55:12,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:12,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:12,256 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 05:55:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:16,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2018-11-10 05:55:16,817 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2018-11-10 05:55:16,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:16,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:16,822 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 05:55:17,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:17,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2018-11-10 05:55:17,148 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2018-11-10 05:55:17,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:17,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:17,153 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 05:55:17,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:17,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2018-11-10 05:55:17,482 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2018-11-10 05:55:17,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:17,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:17,487 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 05:55:17,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:17,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2018-11-10 05:55:17,844 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2018-11-10 05:55:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:17,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:17,851 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 05:55:18,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:18,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2018-11-10 05:55:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2018-11-10 05:55:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:55:18,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:18,241 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 05:55:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 81 transitions. [2018-11-10 05:55:18,714 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2018-11-10 05:55:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:18,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:18,718 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 05:55:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:19,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2018-11-10 05:55:19,208 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2018-11-10 05:55:19,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:19,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:19,214 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 05:55:19,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:19,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2018-11-10 05:55:19,665 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2018-11-10 05:55:19,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:19,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:19,672 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 05:55:20,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2018-11-10 05:55:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2018-11-10 05:55:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:20,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:20,111 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 05:55:20,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:20,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2018-11-10 05:55:20,500 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2018-11-10 05:55:20,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:20,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:20,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:20,505 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 05:55:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:20,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2018-11-10 05:55:20,890 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2018-11-10 05:55:20,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:20,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:20,894 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 05:55:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:21,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2018-11-10 05:55:21,250 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2018-11-10 05:55:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:21,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:21,489 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 05:55:27,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 64 states and 113 transitions. [2018-11-10 05:55:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 113 transitions. [2018-11-10 05:55:27,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:27,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:27,316 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 05:55:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 113 transitions. [2018-11-10 05:55:27,704 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 113 transitions. [2018-11-10 05:55:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:27,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:27,708 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 05:55:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2018-11-10 05:55:28,108 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2018-11-10 05:55:28,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:28,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:28,113 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 05:55:28,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 67 states and 113 transitions. [2018-11-10 05:55:28,543 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 113 transitions. [2018-11-10 05:55:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:28,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:28,547 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 05:55:29,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2018-11-10 05:55:29,022 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2018-11-10 05:55:29,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:55:29,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:29,026 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 05:55:29,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:29,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2018-11-10 05:55:29,533 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2018-11-10 05:55:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:29,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:29,537 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 05:55:30,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2018-11-10 05:55:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2018-11-10 05:55:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:30,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:30,105 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 05:55:30,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2018-11-10 05:55:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2018-11-10 05:55:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:30,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:30,639 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 05:55:31,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:31,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2018-11-10 05:55:31,160 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2018-11-10 05:55:31,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:31,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:31,164 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 05:55:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:31,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2018-11-10 05:55:31,655 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2018-11-10 05:55:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:31,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:31,660 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 05:55:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2018-11-10 05:55:32,104 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2018-11-10 05:55:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:32,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:32,110 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 05:55:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:32,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2018-11-10 05:55:32,538 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2018-11-10 05:55:32,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:32,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:32,544 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 05:55:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:32,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2018-11-10 05:55:32,986 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2018-11-10 05:55:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:32,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:32,991 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 05:55:33,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2018-11-10 05:55:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2018-11-10 05:55:33,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:33,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:33,448 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 05:55:33,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:33,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2018-11-10 05:55:33,949 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2018-11-10 05:55:33,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:33,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:33,953 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 05:55:34,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:34,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2018-11-10 05:55:34,450 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2018-11-10 05:55:34,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:34,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:34,453 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 05:55:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 57 states and 80 transitions. [2018-11-10 05:55:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2018-11-10 05:55:35,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:55:35,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:55:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:35,005 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 05:55:35,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:55:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 46 transitions. [2018-11-10 05:55:35,591 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2018-11-10 05:55:35,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:55:35,592 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 92 iterations. [2018-11-10 05:55:35,597 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:55:35,934 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:55:35,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:55:35,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:55:35,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:55:35 ImpRootNode [2018-11-10 05:55:35,936 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:55:35,936 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:55:35,936 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:55:35,937 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:55:35,937 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:54:46" (3/4) ... [2018-11-10 05:55:35,939 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:55:35,946 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-10 05:55:35,946 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 05:55:35,946 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:55:35,992 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f195eb8a-045d-4e7f-b88c-5df6874e689f/bin-2019/ukojak/witness.graphml [2018-11-10 05:55:35,992 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:55:35,993 INFO L168 Benchmark]: Toolchain (without parser) took 50252.36 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 933.8 MB). Free memory was 959.2 MB in the beginning and 1.4 GB in the end (delta: -467.3 MB). Peak memory consumption was 466.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,994 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:55:35,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 238.75 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.39 ms. Allocated memory is still 1.0 GB. Free memory was 948.3 MB in the beginning and 945.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,995 INFO L168 Benchmark]: Boogie Preprocessor took 21.16 ms. Allocated memory is still 1.0 GB. Free memory was 945.6 MB in the beginning and 943.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,995 INFO L168 Benchmark]: RCFGBuilder took 531.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -181.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,995 INFO L168 Benchmark]: CodeCheck took 49370.78 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 759.2 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -301.9 MB). Peak memory consumption was 457.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,996 INFO L168 Benchmark]: Witness Printer took 55.97 ms. Allocated memory is still 2.0 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 25.1 kB). Peak memory consumption was 25.1 kB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,997 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, 50 locations, 1 error locations. SAFE Result, 48.9s OverallTime, 92 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 2120212476 SDslu, 0 SDs, 0 SdLazy, 2107097080 SolverSat, -32514052 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14556 GetRequests, 13880 SyntacticMatches, 0 SemanticMatches, 676 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223690 ImplicationChecksByTransitivity, 46.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1443 NumberOfCodeBlocks, 1443 NumberOfCodeBlocksAsserted, 91 NumberOfCheckSat, 1352 ConstructedInterpolants, 0 QuantifiedInterpolants, 109564 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 91 InterpolantComputations, 91 PerfectInterpolantSequences, 0/0 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: 203]: 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: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 238.75 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.39 ms. Allocated memory is still 1.0 GB. Free memory was 948.3 MB in the beginning and 945.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.16 ms. Allocated memory is still 1.0 GB. Free memory was 945.6 MB in the beginning and 943.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 531.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -181.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 49370.78 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 759.2 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -301.9 MB). Peak memory consumption was 457.2 MB. Max. memory is 11.5 GB. * Witness Printer took 55.97 ms. Allocated memory is still 2.0 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 25.1 kB). Peak memory consumption was 25.1 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...