./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/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 e521cfa02db8c2eac8727300620f5ffec2ecc0c7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:43:32,444 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:43:32,445 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:43:32,451 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:43:32,452 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:43:32,452 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:43:32,453 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:43:32,454 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:43:32,455 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:43:32,456 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:43:32,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:43:32,456 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:43:32,457 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:43:32,458 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:43:32,458 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:43:32,459 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:43:32,460 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:43:32,461 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:43:32,462 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:43:32,463 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:43:32,464 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:43:32,464 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:43:32,466 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:43:32,466 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:43:32,466 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:43:32,467 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:43:32,467 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:43:32,468 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:43:32,468 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:43:32,469 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:43:32,469 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:43:32,470 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:43:32,470 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:43:32,470 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:43:32,471 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:43:32,471 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:43:32,472 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 12:43:32,480 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:43:32,480 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:43:32,481 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:43:32,481 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:43:32,481 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:43:32,482 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:43:32,482 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:43:32,482 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:43:32,482 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:43:32,482 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:43:32,482 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:43:32,482 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:43:32,482 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:43:32,483 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:43:32,483 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:43:32,483 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:43:32,483 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:43:32,483 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:43:32,483 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:43:32,483 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:43:32,484 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:43:32,484 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:43:32,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:43:32,484 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:43:32,484 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:43:32,484 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:43:32,484 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 12:43:32,484 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:43:32,485 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:43:32,485 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_4b1206b3-bbdf-418d-96fa-d1af3441f645/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 -> e521cfa02db8c2eac8727300620f5ffec2ecc0c7 [2018-11-23 12:43:32,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:43:32,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:43:32,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:43:32,517 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:43:32,517 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:43:32,518 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-11-23 12:43:32,551 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/data/8a91a4b73/c438fe27c0a845b685cc3e6d452e2c86/FLAGa12fab03a [2018-11-23 12:43:33,002 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:43:33,003 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-11-23 12:43:33,011 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/data/8a91a4b73/c438fe27c0a845b685cc3e6d452e2c86/FLAGa12fab03a [2018-11-23 12:43:33,022 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/data/8a91a4b73/c438fe27c0a845b685cc3e6d452e2c86 [2018-11-23 12:43:33,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:43:33,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:43:33,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:43:33,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:43:33,030 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:43:33,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33, skipping insertion in model container [2018-11-23 12:43:33,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:43:33,077 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:43:33,294 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:43:33,297 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:43:33,362 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:43:33,375 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:43:33,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33 WrapperNode [2018-11-23 12:43:33,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:43:33,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:43:33,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:43:33,376 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:43:33,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:43:33,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:43:33,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:43:33,468 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:43:33,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... [2018-11-23 12:43:33,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:43:33,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:43:33,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:43:33,509 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:43:33,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:43:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:43:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 12:43:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:43:33,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:43:34,931 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:43:34,931 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 12:43:34,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:43:34 BoogieIcfgContainer [2018-11-23 12:43:34,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:43:34,932 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:43:34,932 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:43:34,939 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:43:34,939 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:43:34" (1/1) ... [2018-11-23 12:43:34,947 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:43:34,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:34,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 12:43:34,972 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 12:43:34,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 12:43:34,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:35,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-11-23 12:43:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-11-23 12:43:35,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 12:43:35,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:35,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:36,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 242 states and 336 transitions. [2018-11-23 12:43:36,048 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 336 transitions. [2018-11-23 12:43:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 12:43:36,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:36,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:36,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 246 states and 341 transitions. [2018-11-23 12:43:36,223 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 341 transitions. [2018-11-23 12:43:36,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 12:43:36,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:36,257 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:36,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 255 states and 355 transitions. [2018-11-23 12:43:36,358 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 355 transitions. [2018-11-23 12:43:36,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 12:43:36,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:36,383 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 258 states and 358 transitions. [2018-11-23 12:43:36,407 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 358 transitions. [2018-11-23 12:43:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 12:43:36,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:36,431 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 12:43:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 262 states and 365 transitions. [2018-11-23 12:43:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 365 transitions. [2018-11-23 12:43:36,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 12:43:36,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:36,611 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:43:36,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 266 states and 370 transitions. [2018-11-23 12:43:36,751 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 370 transitions. [2018-11-23 12:43:36,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 12:43:36,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:36,814 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:36,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 283 states and 395 transitions. [2018-11-23 12:43:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 395 transitions. [2018-11-23 12:43:36,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 12:43:36,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:37,045 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:37,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 301 states and 420 transitions. [2018-11-23 12:43:37,509 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 420 transitions. [2018-11-23 12:43:37,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 12:43:37,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:37,563 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:37,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:37,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 304 states and 426 transitions. [2018-11-23 12:43:37,629 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 426 transitions. [2018-11-23 12:43:37,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 12:43:37,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:37,650 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:37,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 307 states and 429 transitions. [2018-11-23 12:43:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 429 transitions. [2018-11-23 12:43:37,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 12:43:37,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:38,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:38,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 330 states and 460 transitions. [2018-11-23 12:43:38,359 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 460 transitions. [2018-11-23 12:43:38,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 12:43:38,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:38,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:38,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 332 states and 462 transitions. [2018-11-23 12:43:38,433 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 462 transitions. [2018-11-23 12:43:38,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 12:43:38,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:43:38,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:38,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 411 states and 546 transitions. [2018-11-23 12:43:38,897 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 546 transitions. [2018-11-23 12:43:38,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 12:43:38,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:38,948 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 12:43:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 415 states and 554 transitions. [2018-11-23 12:43:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 554 transitions. [2018-11-23 12:43:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 12:43:39,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 12:43:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 418 states and 558 transitions. [2018-11-23 12:43:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 558 transitions. [2018-11-23 12:43:39,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 12:43:39,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:39,378 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 12:43:39,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:39,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 421 states and 562 transitions. [2018-11-23 12:43:39,513 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 562 transitions. [2018-11-23 12:43:39,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 12:43:39,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:39,541 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:43:39,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:39,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 423 states and 564 transitions. [2018-11-23 12:43:39,614 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 564 transitions. [2018-11-23 12:43:39,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 12:43:39,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:39,641 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:39,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:39,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 427 states and 569 transitions. [2018-11-23 12:43:39,858 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 569 transitions. [2018-11-23 12:43:39,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 12:43:39,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:40,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:40,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 438 states and 583 transitions. [2018-11-23 12:43:40,353 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 583 transitions. [2018-11-23 12:43:40,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 12:43:40,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:40,376 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 12:43:40,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:40,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 449 states and 595 transitions. [2018-11-23 12:43:40,659 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 595 transitions. [2018-11-23 12:43:40,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 12:43:40,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:40,730 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 459 states and 609 transitions. [2018-11-23 12:43:40,997 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 609 transitions. [2018-11-23 12:43:40,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 12:43:40,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:41,028 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:43:41,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 462 states and 613 transitions. [2018-11-23 12:43:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 613 transitions. [2018-11-23 12:43:41,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 12:43:41,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:41,183 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:43:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:41,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 464 states and 614 transitions. [2018-11-23 12:43:41,338 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 614 transitions. [2018-11-23 12:43:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 12:43:41,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:42,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:42,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 492 states and 651 transitions. [2018-11-23 12:43:42,617 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 651 transitions. [2018-11-23 12:43:42,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 12:43:42,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:42,772 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:43,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:43,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 497 states and 656 transitions. [2018-11-23 12:43:43,031 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 656 transitions. [2018-11-23 12:43:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 12:43:43,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:43,430 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 537 states and 711 transitions. [2018-11-23 12:43:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 711 transitions. [2018-11-23 12:43:44,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 12:43:44,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 540 states and 714 transitions. [2018-11-23 12:43:45,127 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 714 transitions. [2018-11-23 12:43:45,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 12:43:45,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,141 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 12:43:45,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 541 states and 715 transitions. [2018-11-23 12:43:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 715 transitions. [2018-11-23 12:43:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 12:43:45,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,191 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 558 states and 735 transitions. [2018-11-23 12:43:45,384 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 735 transitions. [2018-11-23 12:43:45,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 12:43:45,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,401 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:45,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 562 states and 740 transitions. [2018-11-23 12:43:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 740 transitions. [2018-11-23 12:43:45,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 12:43:45,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,612 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 12:43:45,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 563 states and 742 transitions. [2018-11-23 12:43:45,712 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 742 transitions. [2018-11-23 12:43:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 12:43:45,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,734 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:45,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 565 states and 744 transitions. [2018-11-23 12:43:45,752 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 744 transitions. [2018-11-23 12:43:45,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 12:43:45,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:45,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 567 states and 746 transitions. [2018-11-23 12:43:45,791 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 746 transitions. [2018-11-23 12:43:45,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 12:43:45,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 12:43:45,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 571 states and 749 transitions. [2018-11-23 12:43:45,901 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 749 transitions. [2018-11-23 12:43:45,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 12:43:45,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:46,054 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 12:43:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 621 states and 812 transitions. [2018-11-23 12:43:47,077 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 812 transitions. [2018-11-23 12:43:47,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 12:43:47,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:47,151 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 12:43:47,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:47,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 645 states and 836 transitions. [2018-11-23 12:43:47,717 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 836 transitions. [2018-11-23 12:43:47,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 12:43:47,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:47,776 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 12:43:47,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:47,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 648 states and 839 transitions. [2018-11-23 12:43:47,935 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 839 transitions. [2018-11-23 12:43:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 12:43:47,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:43:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 654 states and 844 transitions. [2018-11-23 12:43:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 844 transitions. [2018-11-23 12:43:48,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 12:43:48,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:48,112 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:48,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:48,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 670 states and 860 transitions. [2018-11-23 12:43:48,173 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 860 transitions. [2018-11-23 12:43:48,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 12:43:48,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 12:43:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 683 states and 873 transitions. [2018-11-23 12:43:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 873 transitions. [2018-11-23 12:43:48,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 12:43:48,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:48,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 718 states and 910 transitions. [2018-11-23 12:43:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 910 transitions. [2018-11-23 12:43:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 12:43:48,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 12:43:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 721 states and 912 transitions. [2018-11-23 12:43:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 912 transitions. [2018-11-23 12:43:48,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 12:43:48,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:48,601 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:49,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 751 states and 941 transitions. [2018-11-23 12:43:49,017 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 941 transitions. [2018-11-23 12:43:49,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 12:43:49,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:49,122 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:43:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 753 states and 943 transitions. [2018-11-23 12:43:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 943 transitions. [2018-11-23 12:43:49,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 12:43:49,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:49,428 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 12:43:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 891 states and 1090 transitions. [2018-11-23 12:43:50,838 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1090 transitions. [2018-11-23 12:43:50,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 12:43:50,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 12:43:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 892 states and 1091 transitions. [2018-11-23 12:43:50,903 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1091 transitions. [2018-11-23 12:43:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 12:43:50,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,986 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:43:51,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 894 states and 1093 transitions. [2018-11-23 12:43:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1093 transitions. [2018-11-23 12:43:51,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 12:43:51,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,080 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:43:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 913 states and 1115 transitions. [2018-11-23 12:43:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1115 transitions. [2018-11-23 12:43:51,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 12:43:51,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:43:51,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 914 states and 1116 transitions. [2018-11-23 12:43:51,685 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1116 transitions. [2018-11-23 12:43:51,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 12:43:51,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 12:43:51,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 920 states and 1121 transitions. [2018-11-23 12:43:51,869 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1121 transitions. [2018-11-23 12:43:51,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 12:43:51,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,962 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 12:43:52,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:52,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 925 states and 1128 transitions. [2018-11-23 12:43:52,232 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1128 transitions. [2018-11-23 12:43:52,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 12:43:52,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:52,272 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 12:43:52,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 926 states and 1128 transitions. [2018-11-23 12:43:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1128 transitions. [2018-11-23 12:43:52,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 12:43:52,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:52,890 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:43:55,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:55,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 985 states and 1192 transitions. [2018-11-23 12:43:55,612 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1192 transitions. [2018-11-23 12:43:55,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 12:43:55,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:55,641 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:43:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:55,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 988 states and 1196 transitions. [2018-11-23 12:43:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1196 transitions. [2018-11-23 12:43:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 12:43:55,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,106 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:43:59,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1056 states and 1280 transitions. [2018-11-23 12:43:59,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1280 transitions. [2018-11-23 12:43:59,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 12:43:59,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,483 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:43:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1059 states and 1283 transitions. [2018-11-23 12:43:59,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1283 transitions. [2018-11-23 12:43:59,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 12:43:59,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,930 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:00,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:00,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1062 states and 1286 transitions. [2018-11-23 12:44:00,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1286 transitions. [2018-11-23 12:44:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 12:44:00,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:00,213 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:01,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1074 states and 1303 transitions. [2018-11-23 12:44:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1303 transitions. [2018-11-23 12:44:01,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 12:44:01,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:01,506 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 177 proven. 9 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:03,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1093 states and 1329 transitions. [2018-11-23 12:44:03,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1329 transitions. [2018-11-23 12:44:03,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 12:44:03,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,265 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 177 proven. 9 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1096 states and 1332 transitions. [2018-11-23 12:44:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1332 transitions. [2018-11-23 12:44:03,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 12:44:03,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:03,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1100 states and 1337 transitions. [2018-11-23 12:44:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1337 transitions. [2018-11-23 12:44:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 12:44:03,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 12:44:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1103 states and 1342 transitions. [2018-11-23 12:44:04,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1342 transitions. [2018-11-23 12:44:04,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 12:44:04,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 12:44:04,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1104 states and 1342 transitions. [2018-11-23 12:44:04,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1342 transitions. [2018-11-23 12:44:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 12:44:04,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,470 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-11-23 12:44:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:05,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1116 states and 1354 transitions. [2018-11-23 12:44:05,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1354 transitions. [2018-11-23 12:44:05,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 12:44:05,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-11-23 12:44:05,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:05,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1133 states and 1371 transitions. [2018-11-23 12:44:05,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1371 transitions. [2018-11-23 12:44:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 12:44:05,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:05,387 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:06,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:06,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1170 states and 1414 transitions. [2018-11-23 12:44:06,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1414 transitions. [2018-11-23 12:44:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 12:44:06,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:06,735 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-11-23 12:44:06,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1172 states and 1415 transitions. [2018-11-23 12:44:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1415 transitions. [2018-11-23 12:44:06,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 12:44:06,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:07,090 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:08,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1219 states and 1465 transitions. [2018-11-23 12:44:08,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1465 transitions. [2018-11-23 12:44:08,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 12:44:08,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:09,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:09,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1231 states and 1476 transitions. [2018-11-23 12:44:09,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1476 transitions. [2018-11-23 12:44:09,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 12:44:09,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:10,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:10,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1274 states and 1520 transitions. [2018-11-23 12:44:10,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1520 transitions. [2018-11-23 12:44:10,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 12:44:10,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:10,788 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:11,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1299 states and 1546 transitions. [2018-11-23 12:44:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1546 transitions. [2018-11-23 12:44:11,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 12:44:11,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,857 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1306 states and 1552 transitions. [2018-11-23 12:44:12,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1552 transitions. [2018-11-23 12:44:12,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 12:44:12,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 12:44:12,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1310 states and 1557 transitions. [2018-11-23 12:44:12,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1557 transitions. [2018-11-23 12:44:12,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 12:44:12,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,946 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 12:44:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:13,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1311 states and 1557 transitions. [2018-11-23 12:44:13,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1557 transitions. [2018-11-23 12:44:13,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 12:44:13,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1312 states and 1560 transitions. [2018-11-23 12:44:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1560 transitions. [2018-11-23 12:44:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 12:44:13,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:13,446 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:13,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1315 states and 1564 transitions. [2018-11-23 12:44:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1564 transitions. [2018-11-23 12:44:13,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 12:44:13,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:13,770 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:14,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1318 states and 1568 transitions. [2018-11-23 12:44:14,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1568 transitions. [2018-11-23 12:44:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-23 12:44:14,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,040 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 12:44:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1321 states and 1571 transitions. [2018-11-23 12:44:14,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1571 transitions. [2018-11-23 12:44:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-23 12:44:14,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-23 12:44:14,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1327 states and 1576 transitions. [2018-11-23 12:44:14,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1576 transitions. [2018-11-23 12:44:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 12:44:14,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:16,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1398 states and 1664 transitions. [2018-11-23 12:44:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1664 transitions. [2018-11-23 12:44:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 12:44:16,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:17,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1410 states and 1677 transitions. [2018-11-23 12:44:17,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1677 transitions. [2018-11-23 12:44:17,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 12:44:17,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,240 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:17,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1420 states and 1686 transitions. [2018-11-23 12:44:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1686 transitions. [2018-11-23 12:44:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 12:44:17,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,588 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:17,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:17,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1426 states and 1691 transitions. [2018-11-23 12:44:17,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1691 transitions. [2018-11-23 12:44:17,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-23 12:44:17,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,896 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 12:44:18,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:18,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1457 states and 1724 transitions. [2018-11-23 12:44:18,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 1724 transitions. [2018-11-23 12:44:18,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-23 12:44:18,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:18,396 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-23 12:44:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:18,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1459 states and 1725 transitions. [2018-11-23 12:44:18,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1725 transitions. [2018-11-23 12:44:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 12:44:18,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:18,605 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 12:44:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1471 states and 1736 transitions. [2018-11-23 12:44:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1736 transitions. [2018-11-23 12:44:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 12:44:18,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:44:19,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1475 states and 1740 transitions. [2018-11-23 12:44:19,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1740 transitions. [2018-11-23 12:44:19,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-23 12:44:19,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:19,430 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:19,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1506 states and 1776 transitions. [2018-11-23 12:44:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1776 transitions. [2018-11-23 12:44:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-23 12:44:19,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:21,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:21,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1540 states and 1812 transitions. [2018-11-23 12:44:21,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1812 transitions. [2018-11-23 12:44:21,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-23 12:44:21,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:21,500 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:44:21,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:21,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1547 states and 1818 transitions. [2018-11-23 12:44:21,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1818 transitions. [2018-11-23 12:44:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 12:44:21,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:21,966 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 12:44:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:22,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 1554 states and 1823 transitions. [2018-11-23 12:44:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1823 transitions. [2018-11-23 12:44:22,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 12:44:22,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:22,181 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 12:44:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:22,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1573 states and 1850 transitions. [2018-11-23 12:44:22,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1850 transitions. [2018-11-23 12:44:22,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-23 12:44:22,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:22,896 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 12:44:23,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:23,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1609 states and 1890 transitions. [2018-11-23 12:44:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1890 transitions. [2018-11-23 12:44:23,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-23 12:44:23,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:23,590 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 12:44:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1610 states and 1890 transitions. [2018-11-23 12:44:23,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1890 transitions. [2018-11-23 12:44:23,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-23 12:44:23,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:23,795 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 12:44:23,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:23,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1626 states and 1906 transitions. [2018-11-23 12:44:23,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1906 transitions. [2018-11-23 12:44:23,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-23 12:44:23,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 12:44:24,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:24,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1627 states and 1906 transitions. [2018-11-23 12:44:24,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1906 transitions. [2018-11-23 12:44:24,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 12:44:24,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:30,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:30,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1759 states and 2071 transitions. [2018-11-23 12:44:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2071 transitions. [2018-11-23 12:44:30,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 12:44:30,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:30,832 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:34,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1807 states and 2125 transitions. [2018-11-23 12:44:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2125 transitions. [2018-11-23 12:44:34,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 12:44:34,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:34,600 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:35,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1816 states and 2133 transitions. [2018-11-23 12:44:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2133 transitions. [2018-11-23 12:44:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 12:44:35,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:35,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1820 states and 2136 transitions. [2018-11-23 12:44:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2136 transitions. [2018-11-23 12:44:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 12:44:35,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:35,983 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:36,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1829 states and 2144 transitions. [2018-11-23 12:44:36,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2144 transitions. [2018-11-23 12:44:36,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 12:44:36,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:37,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1834 states and 2148 transitions. [2018-11-23 12:44:37,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2148 transitions. [2018-11-23 12:44:37,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:44:37,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 12:44:37,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:37,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1837 states and 2150 transitions. [2018-11-23 12:44:37,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2150 transitions. [2018-11-23 12:44:37,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 12:44:37,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 12:44:37,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:37,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1841 states and 2154 transitions. [2018-11-23 12:44:37,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2154 transitions. [2018-11-23 12:44:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-23 12:44:37,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:37,817 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 246 proven. 3 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 12:44:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1898 states and 2227 transitions. [2018-11-23 12:44:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2227 transitions. [2018-11-23 12:44:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 12:44:40,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:40,713 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 306 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-23 12:44:41,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:41,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1916 states and 2248 transitions. [2018-11-23 12:44:41,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2248 transitions. [2018-11-23 12:44:41,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-23 12:44:41,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-23 12:44:41,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:41,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1945 states and 2277 transitions. [2018-11-23 12:44:41,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2277 transitions. [2018-11-23 12:44:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-23 12:44:41,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:42,044 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 12:44:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2210 states and 2590 transitions. [2018-11-23 12:44:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2590 transitions. [2018-11-23 12:44:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 12:44:48,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 73 proven. 402 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 12:44:57,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 2287 states and 2695 transitions. [2018-11-23 12:44:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2695 transitions. [2018-11-23 12:44:57,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:44:57,509 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 111 iterations. [2018-11-23 12:44:57,517 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 12:44:59,040 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 23 [2018-11-23 12:44:59,244 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 23 [2018-11-23 12:44:59,700 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 23 [2018-11-23 12:45:00,219 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 23 [2018-11-23 12:45:02,646 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 23 [2018-11-23 12:45:03,133 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:45:03,135 INFO L579 CodeCheckObserver]: Invariant with dag size 23 [2018-11-23 12:45:03,141 INFO L579 CodeCheckObserver]: Invariant with dag size 23 [2018-11-23 12:45:03,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:45:03 ImpRootNode [2018-11-23 12:45:03,142 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 12:45:03,142 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:45:03,142 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:45:03,142 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:45:03,143 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:43:34" (3/4) ... [2018-11-23 12:45:03,145 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:45:03,157 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 12:45:03,158 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 12:45:03,158 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 12:45:03,159 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:45:03,247 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4b1206b3-bbdf-418d-96fa-d1af3441f645/bin-2019/ukojak/witness.graphml [2018-11-23 12:45:03,247 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:45:03,248 INFO L168 Benchmark]: Toolchain (without parser) took 90222.71 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.9 GB). Free memory was 951.1 MB in the beginning and 1.3 GB in the end (delta: -391.4 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-23 12:45:03,248 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:45:03,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.17 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 921.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:45:03,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 921.5 MB in the beginning and 1.2 GB in the end (delta: -255.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:45:03,249 INFO L168 Benchmark]: Boogie Preprocessor took 41.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:45:03,250 INFO L168 Benchmark]: RCFGBuilder took 1422.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 927.0 MB in the end (delta: 243.8 MB). Peak memory consumption was 243.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:45:03,250 INFO L168 Benchmark]: CodeCheck took 88210.11 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 927.0 MB in the beginning and 1.3 GB in the end (delta: -415.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-11-23 12:45:03,250 INFO L168 Benchmark]: Witness Printer took 104.93 ms. Allocated memory is still 2.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-23 12:45:03,254 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 82.5s OverallTime, 111 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -922169100 SDtfs, 2086272456 SDslu, 247305880 SDs, 0 SdLazy, 662489878 SolverSat, -1893708438 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 259.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 136451 GetRequests, 133324 SyntacticMatches, 2057 SemanticMatches, 1070 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 836080 ImplicationChecksByTransitivity, 69.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 20507 NumberOfCodeBlocks, 20507 NumberOfCodeBlocksAsserted, 110 NumberOfCheckSat, 20397 ConstructedInterpolants, 0 QuantifiedInterpolants, 14267538 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 110 InterpolantComputations, 92 PerfectInterpolantSequences, 18356/19612 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: 517]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a25 == 1 || !(a11 == 1)) || !(a28 == 7) || (!(a17 == 7) && a21 == 1)) || !(a19 == 1)) || a17 == 8 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a11 == 1) || a25 == 1) || !(a28 == 7) || (!(a17 == 7) && a21 == 1)) || !(a19 == 1)) || a17 == 8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.17 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 921.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 921.5 MB in the beginning and 1.2 GB in the end (delta: -255.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1422.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 927.0 MB in the end (delta: 243.8 MB). Peak memory consumption was 243.8 MB. Max. memory is 11.5 GB. * CodeCheck took 88210.11 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 927.0 MB in the beginning and 1.3 GB in the end (delta: -415.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 104.93 ms. Allocated memory is still 2.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...