./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/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 c5fe2c6077c684b4b50af2f6570d6f5c736d513e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:46:20,522 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:46:20,523 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:46:20,529 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:46:20,529 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:46:20,530 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:46:20,531 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:46:20,532 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:46:20,533 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:46:20,534 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:46:20,535 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:46:20,535 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:46:20,535 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:46:20,536 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:46:20,537 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:46:20,537 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:46:20,538 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:46:20,540 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:46:20,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:46:20,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:46:20,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:46:20,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:46:20,546 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:46:20,546 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:46:20,546 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:46:20,547 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:46:20,548 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:46:20,549 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:46:20,549 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:46:20,550 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:46:20,550 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:46:20,551 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:46:20,551 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:46:20,551 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:46:20,552 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:46:20,553 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:46:20,553 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 09:46:20,562 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:46:20,562 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:46:20,563 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:46:20,563 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 09:46:20,563 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:46:20,563 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:46:20,564 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:46:20,564 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:46:20,564 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:46:20,564 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:46:20,564 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:46:20,564 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:46:20,564 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:46:20,564 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:46:20,564 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:46:20,565 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:46:20,565 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:46:20,565 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 09:46:20,565 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 09:46:20,565 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:46:20,565 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:46:20,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:46:20,565 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:46:20,566 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:46:20,566 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:46:20,566 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 09:46:20,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:46:20,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:46:20,566 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_a58ae093-9230-403a-86c8-6e66cd0cd956/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 -> c5fe2c6077c684b4b50af2f6570d6f5c736d513e [2018-11-10 09:46:20,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:46:20,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:46:20,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:46:20,602 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:46:20,602 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:46:20,602 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c [2018-11-10 09:46:20,647 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/data/71fa989cf/c4df39fa35b342b899f03a33018a9af7/FLAG6e96ae3de [2018-11-10 09:46:21,098 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:46:21,098 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c [2018-11-10 09:46:21,107 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/data/71fa989cf/c4df39fa35b342b899f03a33018a9af7/FLAG6e96ae3de [2018-11-10 09:46:21,120 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/data/71fa989cf/c4df39fa35b342b899f03a33018a9af7 [2018-11-10 09:46:21,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:46:21,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:46:21,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:46:21,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:46:21,128 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:46:21,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505fd6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21, skipping insertion in model container [2018-11-10 09:46:21,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:46:21,173 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:46:21,382 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:46:21,386 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:46:21,454 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:46:21,466 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:46:21,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21 WrapperNode [2018-11-10 09:46:21,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:46:21,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:46:21,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:46:21,468 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:46:21,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:46:21,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:46:21,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:46:21,569 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:46:21,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... [2018-11-10 09:46:21,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:46:21,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:46:21,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:46:21,612 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:46:21,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:46:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:46:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 09:46:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:46:21,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:46:22,872 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:46:22,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:46:22 BoogieIcfgContainer [2018-11-10 09:46:22,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:46:22,873 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 09:46:22,874 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 09:46:22,880 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 09:46:22,881 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:46:22" (1/1) ... [2018-11-10 09:46:22,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:46:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 09:46:22,914 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 09:46:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 09:46:22,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:23,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 147 states and 223 transitions. [2018-11-10 09:46:23,558 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 223 transitions. [2018-11-10 09:46:23,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 09:46:23,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:24,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 218 states and 317 transitions. [2018-11-10 09:46:24,063 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 317 transitions. [2018-11-10 09:46:24,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-10 09:46:24,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:24,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 224 states and 330 transitions. [2018-11-10 09:46:24,223 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 330 transitions. [2018-11-10 09:46:24,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 09:46:24,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:24,335 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:24,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 295 states and 409 transitions. [2018-11-10 09:46:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 409 transitions. [2018-11-10 09:46:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 09:46:24,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:24,890 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:24,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:24,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 298 states and 413 transitions. [2018-11-10 09:46:24,912 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 413 transitions. [2018-11-10 09:46:24,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 09:46:24,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:25,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 310 states and 434 transitions. [2018-11-10 09:46:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 434 transitions. [2018-11-10 09:46:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:46:25,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:25,246 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:25,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:25,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 323 states and 456 transitions. [2018-11-10 09:46:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 456 transitions. [2018-11-10 09:46:25,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 09:46:25,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:25,587 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:25,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 328 states and 466 transitions. [2018-11-10 09:46:25,741 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 466 transitions. [2018-11-10 09:46:25,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:46:25,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:26,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:26,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 343 states and 486 transitions. [2018-11-10 09:46:26,396 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 486 transitions. [2018-11-10 09:46:26,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 09:46:26,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:26,421 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 09:46:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 344 states and 488 transitions. [2018-11-10 09:46:26,560 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 488 transitions. [2018-11-10 09:46:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 09:46:26,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 09:46:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:26,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 348 states and 493 transitions. [2018-11-10 09:46:26,685 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 493 transitions. [2018-11-10 09:46:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 09:46:26,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:26,702 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 353 states and 499 transitions. [2018-11-10 09:46:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 499 transitions. [2018-11-10 09:46:26,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:46:26,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 09:46:27,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:27,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 354 states and 501 transitions. [2018-11-10 09:46:27,046 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 501 transitions. [2018-11-10 09:46:27,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:46:27,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:27,065 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 09:46:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:27,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 358 states and 506 transitions. [2018-11-10 09:46:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 506 transitions. [2018-11-10 09:46:27,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 09:46:27,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:27,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 369 states and 521 transitions. [2018-11-10 09:46:27,971 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 521 transitions. [2018-11-10 09:46:27,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:46:27,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:27,995 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 09:46:28,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 383 states and 539 transitions. [2018-11-10 09:46:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 539 transitions. [2018-11-10 09:46:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 09:46:28,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 390 states and 548 transitions. [2018-11-10 09:46:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 548 transitions. [2018-11-10 09:46:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 09:46:28,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:28,454 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:28,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 398 states and 558 transitions. [2018-11-10 09:46:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 558 transitions. [2018-11-10 09:46:28,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 09:46:28,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:28,650 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 399 states and 559 transitions. [2018-11-10 09:46:28,668 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 559 transitions. [2018-11-10 09:46:28,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 09:46:28,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:28,691 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 09:46:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 406 states and 566 transitions. [2018-11-10 09:46:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 566 transitions. [2018-11-10 09:46:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 09:46:28,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:29,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:29,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 421 states and 585 transitions. [2018-11-10 09:46:29,345 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 585 transitions. [2018-11-10 09:46:29,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 09:46:29,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:29,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 422 states and 587 transitions. [2018-11-10 09:46:29,397 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 587 transitions. [2018-11-10 09:46:29,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 09:46:29,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:29,470 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:29,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 430 states and 596 transitions. [2018-11-10 09:46:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 596 transitions. [2018-11-10 09:46:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 09:46:29,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:29,721 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 09:46:29,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:29,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 440 states and 610 transitions. [2018-11-10 09:46:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 610 transitions. [2018-11-10 09:46:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 09:46:29,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:29,910 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:29,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:29,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 441 states and 612 transitions. [2018-11-10 09:46:29,923 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 612 transitions. [2018-11-10 09:46:29,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 09:46:29,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:29,944 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 09:46:30,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:30,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 458 states and 630 transitions. [2018-11-10 09:46:30,434 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 630 transitions. [2018-11-10 09:46:30,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 09:46:30,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 09:46:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:30,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 459 states and 632 transitions. [2018-11-10 09:46:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 632 transitions. [2018-11-10 09:46:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 09:46:30,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:30,479 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 09:46:30,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:30,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 460 states and 634 transitions. [2018-11-10 09:46:30,590 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 634 transitions. [2018-11-10 09:46:30,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 09:46:30,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:30,614 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:31,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:31,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 477 states and 652 transitions. [2018-11-10 09:46:31,062 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 652 transitions. [2018-11-10 09:46:31,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 09:46:31,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:31,076 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 09:46:31,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:31,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 479 states and 654 transitions. [2018-11-10 09:46:31,089 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 654 transitions. [2018-11-10 09:46:31,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 09:46:31,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:31,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 484 states and 660 transitions. [2018-11-10 09:46:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 660 transitions. [2018-11-10 09:46:31,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 09:46:31,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 498 states and 674 transitions. [2018-11-10 09:46:31,846 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 674 transitions. [2018-11-10 09:46:31,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-10 09:46:31,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-10 09:46:31,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:31,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 503 states and 679 transitions. [2018-11-10 09:46:31,882 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 679 transitions. [2018-11-10 09:46:31,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 09:46:31,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:31,903 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 09:46:32,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:32,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 508 states and 685 transitions. [2018-11-10 09:46:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 685 transitions. [2018-11-10 09:46:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 09:46:32,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:32,165 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 09:46:32,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:32,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 516 states and 693 transitions. [2018-11-10 09:46:32,192 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 693 transitions. [2018-11-10 09:46:32,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 09:46:32,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 09:46:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:33,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 547 states and 729 transitions. [2018-11-10 09:46:33,564 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 729 transitions. [2018-11-10 09:46:33,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 09:46:33,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:33,584 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 09:46:33,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:33,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 548 states and 730 transitions. [2018-11-10 09:46:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 730 transitions. [2018-11-10 09:46:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 09:46:33,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:33,960 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:35,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 567 states and 757 transitions. [2018-11-10 09:46:35,135 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 757 transitions. [2018-11-10 09:46:35,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 09:46:35,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:35,217 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:35,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 571 states and 762 transitions. [2018-11-10 09:46:35,433 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 762 transitions. [2018-11-10 09:46:35,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 09:46:35,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:35,518 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:35,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 575 states and 767 transitions. [2018-11-10 09:46:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 767 transitions. [2018-11-10 09:46:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 09:46:35,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:35,824 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:36,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:36,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 580 states and 773 transitions. [2018-11-10 09:46:36,009 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 773 transitions. [2018-11-10 09:46:36,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 09:46:36,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 09:46:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 583 states and 778 transitions. [2018-11-10 09:46:36,413 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 778 transitions. [2018-11-10 09:46:36,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 09:46:36,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 09:46:36,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:36,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 600 states and 796 transitions. [2018-11-10 09:46:36,850 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 796 transitions. [2018-11-10 09:46:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 09:46:36,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:37,444 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:46:40,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:40,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 655 states and 855 transitions. [2018-11-10 09:46:40,046 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 855 transitions. [2018-11-10 09:46:40,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 09:46:40,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:40,109 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 09:46:41,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:41,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 714 states and 926 transitions. [2018-11-10 09:46:41,908 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 926 transitions. [2018-11-10 09:46:41,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 09:46:41,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:41,948 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 09:46:42,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 723 states and 935 transitions. [2018-11-10 09:46:42,020 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 935 transitions. [2018-11-10 09:46:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 09:46:42,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:42,074 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 09:46:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:42,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 724 states and 936 transitions. [2018-11-10 09:46:42,106 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 936 transitions. [2018-11-10 09:46:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 09:46:42,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:42,165 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 09:46:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:42,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 730 states and 944 transitions. [2018-11-10 09:46:42,465 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 944 transitions. [2018-11-10 09:46:42,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 09:46:42,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:43,192 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 09:46:45,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:45,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 776 states and 998 transitions. [2018-11-10 09:46:45,740 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 998 transitions. [2018-11-10 09:46:45,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 09:46:45,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:45,843 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 09:46:46,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 778 states and 998 transitions. [2018-11-10 09:46:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 998 transitions. [2018-11-10 09:46:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 09:46:46,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:46,358 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 09:46:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:46,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 791 states and 1011 transitions. [2018-11-10 09:46:46,406 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1011 transitions. [2018-11-10 09:46:46,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 09:46:46,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:46,445 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 09:46:46,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 792 states and 1012 transitions. [2018-11-10 09:46:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1012 transitions. [2018-11-10 09:46:46,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 09:46:46,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:47,527 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 09:46:52,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:52,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 858 states and 1094 transitions. [2018-11-10 09:46:52,228 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1094 transitions. [2018-11-10 09:46:52,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 09:46:52,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 09:46:53,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:53,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 871 states and 1111 transitions. [2018-11-10 09:46:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1111 transitions. [2018-11-10 09:46:53,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 09:46:53,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 09:46:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 885 states and 1124 transitions. [2018-11-10 09:46:54,930 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1124 transitions. [2018-11-10 09:46:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 09:46:54,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:55,053 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 09:46:55,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:55,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 889 states and 1129 transitions. [2018-11-10 09:46:55,837 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1129 transitions. [2018-11-10 09:46:55,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 09:46:55,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 09:46:56,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:56,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 935 states and 1183 transitions. [2018-11-10 09:46:56,789 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1183 transitions. [2018-11-10 09:46:56,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-10 09:46:56,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:56,820 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 09:46:57,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:57,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 949 states and 1198 transitions. [2018-11-10 09:46:57,033 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1198 transitions. [2018-11-10 09:46:57,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 09:46:57,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 09:46:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:57,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 956 states and 1205 transitions. [2018-11-10 09:46:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1205 transitions. [2018-11-10 09:46:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 09:46:57,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 09:46:57,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 963 states and 1213 transitions. [2018-11-10 09:46:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1213 transitions. [2018-11-10 09:46:57,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 09:46:57,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 09:46:57,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:57,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 969 states and 1219 transitions. [2018-11-10 09:46:57,533 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1219 transitions. [2018-11-10 09:46:57,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 09:46:57,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 09:46:57,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:57,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 974 states and 1224 transitions. [2018-11-10 09:46:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1224 transitions. [2018-11-10 09:46:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 09:46:57,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:46:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:46:57,644 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 09:46:57,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:46:57,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 901 states and 1149 transitions. [2018-11-10 09:46:57,786 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1149 transitions. [2018-11-10 09:46:57,786 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 09:46:57,787 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 64 iterations. [2018-11-10 09:46:57,792 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 09:46:59,777 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 51 [2018-11-10 09:47:00,083 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:47:00,085 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 09:47:00,090 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 09:47:00,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 09:47:00 ImpRootNode [2018-11-10 09:47:00,090 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 09:47:00,090 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:47:00,090 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:47:00,090 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:47:00,091 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:46:22" (3/4) ... [2018-11-10 09:47:00,093 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 09:47:00,104 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 09:47:00,105 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 09:47:00,106 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 09:47:00,106 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 09:47:00,191 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a58ae093-9230-403a-86c8-6e66cd0cd956/bin-2019/ukojak/witness.graphml [2018-11-10 09:47:00,191 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:47:00,192 INFO L168 Benchmark]: Toolchain (without parser) took 39068.53 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 957.0 MB in the beginning and 1.3 GB in the end (delta: -327.5 MB). Peak memory consumption was 842.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:47:00,193 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-10 09:47:00,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.47 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 922.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:47:00,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 922.1 MB in the beginning and 1.1 GB in the end (delta: -226.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:47:00,193 INFO L168 Benchmark]: Boogie Preprocessor took 43.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:47:00,194 INFO L168 Benchmark]: RCFGBuilder took 1260.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.9 MB in the end (delta: 234.1 MB). Peak memory consumption was 234.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:47:00,194 INFO L168 Benchmark]: CodeCheck took 37216.72 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 909.9 MB in the beginning and 1.3 GB in the end (delta: -400.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-10 09:47:00,194 INFO L168 Benchmark]: Witness Printer took 100.96 ms. Allocated memory is still 2.2 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-11-10 09:47:00,199 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, 199 locations, 1 error locations. SAFE Result, 34.8s OverallTime, 64 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2044580080 SDtfs, -1585850366 SDslu, -1928750464 SDs, 0 SdLazy, 1784415522 SolverSat, 1015082984 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 100.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56329 GetRequests, 54853 SyntacticMatches, 918 SemanticMatches, 558 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200524 ImplicationChecksByTransitivity, 27.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 8281 NumberOfCodeBlocks, 8281 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 8218 ConstructedInterpolants, 0 QuantifiedInterpolants, 6565282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 63 InterpolantComputations, 57 PerfectInterpolantSequences, 5103/5117 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: 470]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a8 == 15)) || !(a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a20 == 1) || !(a7 == 1)) || !(a8 == 15) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.47 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 922.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 922.1 MB in the beginning and 1.1 GB in the end (delta: -226.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1260.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.9 MB in the end (delta: 234.1 MB). Peak memory consumption was 234.1 MB. Max. memory is 11.5 GB. * CodeCheck took 37216.72 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 909.9 MB in the beginning and 1.3 GB in the end (delta: -400.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 100.96 ms. Allocated memory is still 2.2 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...