./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product27_true-unreach-call_false-termination.cil.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_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product27_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/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 84bee68029cd4e9781f81f2ec079192bad30236f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:03:28,338 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:03:28,339 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:03:28,345 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:03:28,346 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:03:28,346 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:03:28,347 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:03:28,348 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:03:28,349 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:03:28,350 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:03:28,350 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:03:28,350 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:03:28,351 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:03:28,352 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:03:28,353 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:03:28,354 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:03:28,354 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:03:28,355 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:03:28,357 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:03:28,358 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:03:28,358 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:03:28,359 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:03:28,361 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:03:28,361 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:03:28,361 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:03:28,362 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:03:28,362 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:03:28,363 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:03:28,363 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:03:28,364 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:03:28,364 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:03:28,365 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:03:28,365 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:03:28,365 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:03:28,366 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:03:28,366 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:03:28,367 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 04:03:28,376 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:03:28,376 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:03:28,376 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:03:28,377 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 04:03:28,377 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:03:28,377 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:03:28,377 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:03:28,378 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:03:28,378 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:03:28,378 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:03:28,378 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:03:28,378 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:03:28,378 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:03:28,378 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:03:28,378 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:03:28,379 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:03:28,379 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:03:28,379 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:03:28,379 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 04:03:28,379 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 04:03:28,379 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:03:28,379 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:03:28,379 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:03:28,380 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:03:28,380 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:03:28,380 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:03:28,380 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 04:03:28,380 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:03:28,380 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:03:28,380 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_aea26251-f7f3-467c-b5ab-03336d303fa9/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 -> 84bee68029cd4e9781f81f2ec079192bad30236f [2018-11-23 04:03:28,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:03:28,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:03:28,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:03:28,413 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:03:28,413 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:03:28,414 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product27_true-unreach-call_false-termination.cil.c [2018-11-23 04:03:28,447 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/data/cd2953c8e/9a097a140b5d4b118832f88b6f049636/FLAG78ace0b19 [2018-11-23 04:03:28,900 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:03:28,901 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/sv-benchmarks/c/product-lines/minepump_spec4_product27_true-unreach-call_false-termination.cil.c [2018-11-23 04:03:28,911 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/data/cd2953c8e/9a097a140b5d4b118832f88b6f049636/FLAG78ace0b19 [2018-11-23 04:03:28,924 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/data/cd2953c8e/9a097a140b5d4b118832f88b6f049636 [2018-11-23 04:03:28,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:03:28,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:03:28,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:03:28,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:03:28,931 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:03:28,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:03:28" (1/1) ... [2018-11-23 04:03:28,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d722fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:28, skipping insertion in model container [2018-11-23 04:03:28,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:03:28" (1/1) ... [2018-11-23 04:03:28,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:03:28,977 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:03:29,164 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:03:29,171 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:03:29,286 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:03:29,307 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:03:29,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29 WrapperNode [2018-11-23 04:03:29,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:03:29,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:03:29,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:03:29,309 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:03:29,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:03:29,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:03:29,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:03:29,354 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:03:29,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:03:29,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:03:29,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:03:29,377 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:03:29,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:03:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/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 04:03:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 04:03:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 04:03:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 04:03:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 04:03:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 04:03:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 04:03:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 04:03:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 04:03:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 04:03:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 04:03:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 04:03:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 04:03:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 04:03:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 04:03:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:03:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:03:29,962 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:03:29,962 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-11-23 04:03:29,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:03:29 BoogieIcfgContainer [2018-11-23 04:03:29,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:03:29,963 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 04:03:29,963 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 04:03:29,970 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 04:03:29,970 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:03:29" (1/1) ... [2018-11-23 04:03:29,979 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:03:30,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:30,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2018-11-23 04:03:30,013 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2018-11-23 04:03:30,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 04:03:30,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:30,158 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 04:03:30,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:30,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2018-11-23 04:03:30,168 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2018-11-23 04:03:30,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 04:03:30,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:30,230 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 04:03:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 52 states and 69 transitions. [2018-11-23 04:03:30,261 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2018-11-23 04:03:30,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 04:03:30,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:30,342 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 04:03:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:30,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2018-11-23 04:03:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2018-11-23 04:03:30,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 04:03:30,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:30,545 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 04:03:30,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:30,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2018-11-23 04:03:30,550 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2018-11-23 04:03:30,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 04:03:30,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:30,580 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 04:03:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2018-11-23 04:03:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2018-11-23 04:03:30,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 04:03:30,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:30,614 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 04:03:30,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:30,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 65 states and 92 transitions. [2018-11-23 04:03:30,626 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2018-11-23 04:03:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 04:03:30,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:30,726 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 04:03:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 79 states and 126 transitions. [2018-11-23 04:03:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 126 transitions. [2018-11-23 04:03:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 04:03:31,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:31,139 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 04:03:31,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:31,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 88 states and 149 transitions. [2018-11-23 04:03:31,475 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 149 transitions. [2018-11-23 04:03:31,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 04:03:31,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:31,502 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 04:03:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 90 states and 150 transitions. [2018-11-23 04:03:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 150 transitions. [2018-11-23 04:03:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 04:03:31,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:31,646 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 04:03:31,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:31,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 91 states and 151 transitions. [2018-11-23 04:03:31,710 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 151 transitions. [2018-11-23 04:03:31,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 04:03:31,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:31,733 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 04:03:31,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:31,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 100 states and 168 transitions. [2018-11-23 04:03:31,888 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 168 transitions. [2018-11-23 04:03:31,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 04:03:31,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:31,909 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 04:03:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:31,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 101 states and 169 transitions. [2018-11-23 04:03:31,932 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 169 transitions. [2018-11-23 04:03:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 04:03:31,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:31,982 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:03:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 108 states and 185 transitions. [2018-11-23 04:03:32,164 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 185 transitions. [2018-11-23 04:03:32,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 04:03:32,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:32,184 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:03:32,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:32,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 109 states and 186 transitions. [2018-11-23 04:03:32,200 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 186 transitions. [2018-11-23 04:03:32,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:03:32,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:03:32,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 110 states and 189 transitions. [2018-11-23 04:03:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2018-11-23 04:03:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:03:32,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:32,362 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:03:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:32,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 111 states and 192 transitions. [2018-11-23 04:03:32,392 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 192 transitions. [2018-11-23 04:03:32,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 04:03:32,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:32,415 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:03:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 114 states and 200 transitions. [2018-11-23 04:03:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 200 transitions. [2018-11-23 04:03:32,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:03:32,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:32,659 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:03:32,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:32,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 119 states and 208 transitions. [2018-11-23 04:03:32,793 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 208 transitions. [2018-11-23 04:03:32,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 04:03:32,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:03:32,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:32,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 120 states and 208 transitions. [2018-11-23 04:03:32,814 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 208 transitions. [2018-11-23 04:03:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:03:32,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:32,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:32,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 122 states and 209 transitions. [2018-11-23 04:03:32,944 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 209 transitions. [2018-11-23 04:03:32,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 04:03:32,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:33,025 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:33,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 133 states and 250 transitions. [2018-11-23 04:03:33,497 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 250 transitions. [2018-11-23 04:03:33,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 04:03:33,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:33,515 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:33,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:33,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 137 states and 258 transitions. [2018-11-23 04:03:33,860 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 258 transitions. [2018-11-23 04:03:33,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:03:33,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:03:33,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:33,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 138 states and 258 transitions. [2018-11-23 04:03:33,890 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 258 transitions. [2018-11-23 04:03:33,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:03:33,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:03:35,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 146 states and 282 transitions. [2018-11-23 04:03:35,263 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 282 transitions. [2018-11-23 04:03:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 04:03:35,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:35,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 147 states and 283 transitions. [2018-11-23 04:03:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 283 transitions. [2018-11-23 04:03:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 04:03:35,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:35,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:35,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:35,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 284 transitions. [2018-11-23 04:03:35,308 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 284 transitions. [2018-11-23 04:03:35,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 04:03:35,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:35,326 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:35,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:35,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 149 states and 281 transitions. [2018-11-23 04:03:35,502 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 281 transitions. [2018-11-23 04:03:35,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 04:03:35,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:35,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:35,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 152 states and 281 transitions. [2018-11-23 04:03:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 281 transitions. [2018-11-23 04:03:35,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 04:03:35,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:35,975 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:36,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 154 states and 283 transitions. [2018-11-23 04:03:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 283 transitions. [2018-11-23 04:03:36,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 04:03:36,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:36,208 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:03:36,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:36,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 125 states and 217 transitions. [2018-11-23 04:03:36,377 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 217 transitions. [2018-11-23 04:03:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 04:03:36,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:36,393 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 04:03:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 129 states and 224 transitions. [2018-11-23 04:03:36,427 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 224 transitions. [2018-11-23 04:03:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 04:03:36,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:36,447 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 04:03:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 130 states and 224 transitions. [2018-11-23 04:03:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 224 transitions. [2018-11-23 04:03:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 04:03:36,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:36,481 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 04:03:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 116 states and 196 transitions. [2018-11-23 04:03:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 196 transitions. [2018-11-23 04:03:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 04:03:36,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 04:03:36,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:36,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 114 states and 192 transitions. [2018-11-23 04:03:36,537 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 192 transitions. [2018-11-23 04:03:36,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 04:03:36,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:03:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:03:36,554 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 04:03:36,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:03:36,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 72 states and 109 transitions. [2018-11-23 04:03:36,579 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2018-11-23 04:03:36,579 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 04:03:36,580 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 36 iterations. [2018-11-23 04:03:36,589 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 04:03:36,756 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,758 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,758 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,758 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,758 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,759 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,759 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,759 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 04:03:36,763 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,763 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,763 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 04:03:36,764 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:03:36,764 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-23 04:03:36,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:03:36 ImpRootNode [2018-11-23 04:03:36,765 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 04:03:36,765 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:03:36,765 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:03:36,765 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:03:36,766 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:03:29" (3/4) ... [2018-11-23 04:03:36,771 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 04:03:36,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 04:03:36,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 04:03:36,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 04:03:36,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 04:03:36,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 04:03:36,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 04:03:36,782 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-11-23 04:03:36,782 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 04:03:36,782 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 04:03:36,782 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 04:03:36,783 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 04:03:36,783 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:03:36,783 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:03:36,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == systemActive) && \old(pumpRunning) == pumpRunning) || (\old(waterLevel) == waterLevel && \old(pumpRunning) == pumpRunning)) || !(0 == pumpRunning) [2018-11-23 04:03:36,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || \old(pumpRunning) == pumpRunning [2018-11-23 04:03:36,839 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_aea26251-f7f3-467c-b5ab-03336d303fa9/bin-2019/ukojak/witness.graphml [2018-11-23 04:03:36,839 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:03:36,840 INFO L168 Benchmark]: Toolchain (without parser) took 7913.16 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 377.5 MB). Free memory was 951.1 MB in the beginning and 1.3 GB in the end (delta: -382.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:03:36,841 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 04:03:36,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -190.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 04:03:36,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.60 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 04:03:36,841 INFO L168 Benchmark]: Boogie Preprocessor took 22.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:03:36,842 INFO L168 Benchmark]: RCFGBuilder took 585.75 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: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2018-11-23 04:03:36,842 INFO L168 Benchmark]: CodeCheck took 6801.72 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 222.3 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -272.3 MB). Peak memory consumption was 411.2 MB. Max. memory is 11.5 GB. [2018-11-23 04:03:36,842 INFO L168 Benchmark]: Witness Printer took 73.97 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. [2018-11-23 04:03:36,844 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 7 procedures, 68 locations, 1 error locations. SAFE Result, 6.5s OverallTime, 36 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1822205300 SDtfs, 500876380 SDslu, 338020300 SDs, 0 SdLazy, -141779940 SolverSat, 2107935180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11211 GetRequests, 10870 SyntacticMatches, 163 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14058 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1083 NumberOfCodeBlocks, 1083 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 1048 ConstructedInterpolants, 0 QuantifiedInterpolants, 80961 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 35 InterpolantComputations, 26 PerfectInterpolantSequences, 281/315 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: 148]: 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: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: ((!(0 == systemActive) && \old(pumpRunning) == pumpRunning) || (\old(waterLevel) == waterLevel && \old(pumpRunning) == pumpRunning)) || !(0 == pumpRunning) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || \old(pumpRunning) == pumpRunning - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: (tmp == systemActive && 0 == pumpRunning) && 1 == waterLevel * 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 380.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -190.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.60 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 585.75 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: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. * CodeCheck took 6801.72 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 222.3 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -272.3 MB). Peak memory consumption was 411.2 MB. Max. memory is 11.5 GB. * Witness Printer took 73.97 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...