./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product32_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_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/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 bb510668f2dd04ac28a032bdee29cf8f22a1b5a1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:48,320 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:43:48,322 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:43:48,330 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:43:48,330 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:43:48,331 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:43:48,332 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:43:48,333 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:43:48,334 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:43:48,334 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:43:48,335 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:43:48,335 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:43:48,336 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:43:48,336 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:43:48,337 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:43:48,338 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:43:48,338 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:43:48,339 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:43:48,341 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:43:48,342 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:43:48,342 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:43:48,343 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:43:48,345 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:43:48,345 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:43:48,345 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:43:48,346 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:43:48,347 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:43:48,347 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:43:48,348 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:43:48,348 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:43:48,349 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:43:48,349 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:43:48,349 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:43:48,349 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:43:48,350 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:43:48,350 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:43:48,351 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 15:43:48,360 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:43:48,360 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:43:48,361 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:43:48,361 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 15:43:48,361 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:43:48,362 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:43:48,362 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:43:48,362 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:43:48,362 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:43:48,362 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:43:48,362 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:43:48,362 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:43:48,363 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:43:48,363 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:43:48,363 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:43:48,363 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:43:48,363 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:43:48,363 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:43:48,363 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 15:43:48,363 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 15:43:48,364 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:43:48,364 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:43:48,364 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 15:43:48,364 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:43:48,364 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:43:48,364 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:43:48,364 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 15:43:48,364 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:43:48,365 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:43:48,365 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_2c626852-4009-4e22-81b5-0334edb75b3b/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 -> bb510668f2dd04ac28a032bdee29cf8f22a1b5a1 [2018-11-23 15:43:48,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:43:48,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:43:48,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:43:48,399 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:43:48,399 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:43:48,400 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c [2018-11-23 15:43:48,441 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/data/2ee296045/a6ce9c968eb24d43be945640b73b2bd0/FLAG1ebafe9ab [2018-11-23 15:43:48,870 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:43:48,870 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c [2018-11-23 15:43:48,877 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/data/2ee296045/a6ce9c968eb24d43be945640b73b2bd0/FLAG1ebafe9ab [2018-11-23 15:43:48,885 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/data/2ee296045/a6ce9c968eb24d43be945640b73b2bd0 [2018-11-23 15:43:48,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:43:48,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:43:48,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:43:48,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:43:48,891 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:43:48,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:48" (1/1) ... [2018-11-23 15:43:48,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:48, skipping insertion in model container [2018-11-23 15:43:48,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:48" (1/1) ... [2018-11-23 15:43:48,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:43:48,934 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:43:49,124 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:43:49,132 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:43:49,231 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:43:49,248 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:43:49,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49 WrapperNode [2018-11-23 15:43:49,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:43:49,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:43:49,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:43:49,249 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:43:49,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:43:49,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:43:49,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:43:49,290 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:43:49,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:43:49,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:43:49,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:43:49,314 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:43:49,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/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 15:43:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 15:43:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 15:43:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 15:43:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 15:43:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 15:43:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 15:43:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 15:43:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 15:43:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 15:43:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 15:43:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 15:43:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 15:43:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 15:43:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 15:43:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 15:43:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 15:43:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 15:43:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 15:43:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:43:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:43:49,917 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:43:49,917 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-11-23 15:43:49,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:43:49 BoogieIcfgContainer [2018-11-23 15:43:49,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:43:49,918 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 15:43:49,918 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 15:43:49,928 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 15:43:49,929 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:43:49" (1/1) ... [2018-11-23 15:43:49,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:43:49,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:49,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2018-11-23 15:43:49,972 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2018-11-23 15:43:49,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 15:43:49,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:43:50,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2018-11-23 15:43:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2018-11-23 15:43:50,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 15:43:50,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,178 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 15:43:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2018-11-23 15:43:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2018-11-23 15:43:50,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:43:50,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,279 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 15:43:50,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2018-11-23 15:43:50,302 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2018-11-23 15:43:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:43:50,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,332 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 15:43:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2018-11-23 15:43:50,415 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2018-11-23 15:43:50,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 15:43:50,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,447 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 15:43:50,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2018-11-23 15:43:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2018-11-23 15:43:50,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 15:43:50,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,483 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 15:43:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2018-11-23 15:43:50,499 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2018-11-23 15:43:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:43:50,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,555 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 15:43:50,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 93 states and 143 transitions. [2018-11-23 15:43:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2018-11-23 15:43:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 15:43:50,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,792 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 15:43:50,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 94 states and 144 transitions. [2018-11-23 15:43:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2018-11-23 15:43:50,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 15:43:50,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,839 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 15:43:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:50,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 95 states and 145 transitions. [2018-11-23 15:43:50,846 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2018-11-23 15:43:50,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 15:43:50,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:50,909 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 15:43:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 109 states and 183 transitions. [2018-11-23 15:43:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 183 transitions. [2018-11-23 15:43:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 15:43:51,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:51,435 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 15:43:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:51,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 110 states and 184 transitions. [2018-11-23 15:43:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 184 transitions. [2018-11-23 15:43:51,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 15:43:51,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:51,497 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 15:43:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:51,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 116 states and 202 transitions. [2018-11-23 15:43:51,692 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 202 transitions. [2018-11-23 15:43:51,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 15:43:51,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:51,713 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 15:43:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:51,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 118 states and 203 transitions. [2018-11-23 15:43:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 203 transitions. [2018-11-23 15:43:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 15:43:51,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:43:51,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:51,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 121 states and 210 transitions. [2018-11-23 15:43:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 210 transitions. [2018-11-23 15:43:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 15:43:51,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:52,053 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 15:43:52,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:52,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 215 transitions. [2018-11-23 15:43:52,230 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 215 transitions. [2018-11-23 15:43:52,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 15:43:52,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:52,273 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 15:43:52,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:52,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 121 states and 209 transitions. [2018-11-23 15:43:52,281 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 209 transitions. [2018-11-23 15:43:52,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 15:43:52,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:52,319 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 15:43:52,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:52,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 131 states and 233 transitions. [2018-11-23 15:43:52,610 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 233 transitions. [2018-11-23 15:43:52,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 15:43:52,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:52,629 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 15:43:52,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:52,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 132 states and 236 transitions. [2018-11-23 15:43:52,762 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 236 transitions. [2018-11-23 15:43:52,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 15:43:52,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:52,782 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 15:43:52,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:52,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 137 states and 245 transitions. [2018-11-23 15:43:52,922 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 245 transitions. [2018-11-23 15:43:52,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 15:43:52,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:52,942 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 15:43:52,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:52,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 138 states and 246 transitions. [2018-11-23 15:43:52,981 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2018-11-23 15:43:52,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 15:43:52,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:52,995 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 15:43:53,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:53,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 139 states and 248 transitions. [2018-11-23 15:43:53,016 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 248 transitions. [2018-11-23 15:43:53,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 15:43:53,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:53,029 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 15:43:53,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:53,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 140 states and 250 transitions. [2018-11-23 15:43:53,049 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 250 transitions. [2018-11-23 15:43:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 15:43:53,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:53,065 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 15:43:53,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 152 states and 295 transitions. [2018-11-23 15:43:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 295 transitions. [2018-11-23 15:43:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 15:43:53,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:53,440 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 15:43:53,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:53,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 154 states and 297 transitions. [2018-11-23 15:43:53,535 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 297 transitions. [2018-11-23 15:43:53,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 15:43:53,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:53,728 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:43:54,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 162 states and 326 transitions. [2018-11-23 15:43:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 326 transitions. [2018-11-23 15:43:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 15:43:54,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:54,850 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 15:43:54,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:54,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 163 states and 327 transitions. [2018-11-23 15:43:54,862 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 327 transitions. [2018-11-23 15:43:54,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 15:43:54,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:54,881 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 15:43:54,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 164 states and 328 transitions. [2018-11-23 15:43:54,914 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 328 transitions. [2018-11-23 15:43:54,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 15:43:54,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:54,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 15:43:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:55,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 165 states and 325 transitions. [2018-11-23 15:43:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 325 transitions. [2018-11-23 15:43:55,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 15:43:55,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:43:55,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:55,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 180 states and 364 transitions. [2018-11-23 15:43:55,981 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 364 transitions. [2018-11-23 15:43:55,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 15:43:55,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:56,045 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 15:43:56,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 185 states and 376 transitions. [2018-11-23 15:43:56,393 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 376 transitions. [2018-11-23 15:43:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 15:43:56,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:56,452 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:43:56,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 186 states and 377 transitions. [2018-11-23 15:43:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 377 transitions. [2018-11-23 15:43:56,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 15:43:56,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:56,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:56,567 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 15:43:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:56,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 190 states and 383 transitions. [2018-11-23 15:43:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 383 transitions. [2018-11-23 15:43:56,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 15:43:56,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 15:43:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:57,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 194 states and 394 transitions. [2018-11-23 15:43:57,709 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 394 transitions. [2018-11-23 15:43:57,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 15:43:57,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:57,809 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 15:43:58,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:58,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 196 states and 397 transitions. [2018-11-23 15:43:58,238 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 397 transitions. [2018-11-23 15:43:58,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 15:43:58,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:58,276 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 15:43:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 198 states and 401 transitions. [2018-11-23 15:43:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 401 transitions. [2018-11-23 15:43:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 15:43:58,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:58,574 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 15:43:58,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:58,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 203 states and 409 transitions. [2018-11-23 15:43:58,738 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 409 transitions. [2018-11-23 15:43:58,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 15:43:58,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:58,756 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 15:43:58,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:58,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 191 states and 385 transitions. [2018-11-23 15:43:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 385 transitions. [2018-11-23 15:43:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 15:43:58,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:58,792 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 15:43:58,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:58,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 189 states and 381 transitions. [2018-11-23 15:43:58,812 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 381 transitions. [2018-11-23 15:43:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 15:43:58,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:58,828 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 15:43:58,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:58,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 183 states and 368 transitions. [2018-11-23 15:43:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 368 transitions. [2018-11-23 15:43:58,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 15:43:58,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:43:59,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 191 states and 384 transitions. [2018-11-23 15:43:59,181 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 384 transitions. [2018-11-23 15:43:59,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 15:43:59,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:43:59,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:59,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 193 states and 385 transitions. [2018-11-23 15:43:59,478 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 385 transitions. [2018-11-23 15:43:59,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 15:43:59,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:43:59,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:59,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 194 states and 386 transitions. [2018-11-23 15:43:59,520 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 386 transitions. [2018-11-23 15:43:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 15:43:59,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:59,531 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:43:59,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:59,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 197 states and 395 transitions. [2018-11-23 15:43:59,824 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 395 transitions. [2018-11-23 15:43:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 15:43:59,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 15:43:59,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 197 states and 392 transitions. [2018-11-23 15:43:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 392 transitions. [2018-11-23 15:43:59,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 15:43:59,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:44:00,044 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 15:44:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:44:00,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 195 states and 381 transitions. [2018-11-23 15:44:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 381 transitions. [2018-11-23 15:44:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 15:44:00,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:44:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:44:00,528 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 26 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 15:44:01,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:44:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 207 states and 419 transitions. [2018-11-23 15:44:01,794 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 419 transitions. [2018-11-23 15:44:01,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 15:44:01,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:44:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:44:01,846 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 15:44:02,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:44:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 124 states and 202 transitions. [2018-11-23 15:44:02,058 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 202 transitions. [2018-11-23 15:44:02,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:44:02,058 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 48 iterations. [2018-11-23 15:44:02,065 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 15:44:02,328 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,330 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,331 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,331 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,331 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,331 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,331 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,331 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,331 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-23 15:44:02,335 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 15:44:02,335 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,335 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,335 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 15:44:02,336 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:44:02,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:44:02 ImpRootNode [2018-11-23 15:44:02,336 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 15:44:02,336 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:44:02,337 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:44:02,337 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:44:02,337 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:43:49" (3/4) ... [2018-11-23 15:44:02,340 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:44:02,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 15:44:02,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 15:44:02,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 15:44:02,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 15:44:02,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 15:44:02,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 15:44:02,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 15:44:02,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 15:44:02,350 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-11-23 15:44:02,350 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-23 15:44:02,351 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 15:44:02,351 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 15:44:02,351 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 15:44:02,351 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:44:02,352 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:44:02,372 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || (\old(waterLevel) == waterLevel && \old(pumpRunning) == pumpRunning)) || ((!(1 == waterLevel) && systemActive == 1) && \old(pumpRunning) == pumpRunning) [2018-11-23 15:44:02,373 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-11-23 15:44:02,406 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2c626852-4009-4e22-81b5-0334edb75b3b/bin-2019/ukojak/witness.graphml [2018-11-23 15:44:02,407 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:44:02,407 INFO L168 Benchmark]: Toolchain (without parser) took 13519.96 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 477.6 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 325.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:44:02,408 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. [2018-11-23 15:44:02,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -193.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:44:02,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 15:44:02,409 INFO L168 Benchmark]: Boogie Preprocessor took 24.23 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 15:44:02,409 INFO L168 Benchmark]: RCFGBuilder took 603.70 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: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:44:02,409 INFO L168 Benchmark]: CodeCheck took 12418.30 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 315.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -49.9 MB). Peak memory consumption was 265.2 MB. Max. memory is 11.5 GB. [2018-11-23 15:44:02,409 INFO L168 Benchmark]: Witness Printer took 70.10 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-11-23 15:44:02,411 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 9 procedures, 82 locations, 1 error locations. SAFE Result, 12.1s OverallTime, 48 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1291842320 SDtfs, 1766871602 SDslu, -1075014952 SDs, 0 SdLazy, -1801896302 SolverSat, -1602545644 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20753 GetRequests, 20216 SyntacticMatches, 232 SemanticMatches, 305 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49001 ImplicationChecksByTransitivity, 9.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1773 NumberOfCodeBlocks, 1773 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 1726 ConstructedInterpolants, 0 QuantifiedInterpolants, 177667 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 47 InterpolantComputations, 39 PerfectInterpolantSequences, 551/596 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: 111]: 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: 907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (\old(waterLevel) == waterLevel && \old(pumpRunning) == pumpRunning)) || ((!(1 == waterLevel) && systemActive == 1) && \old(pumpRunning) == pumpRunning) - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && systemActive == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 360.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -193.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.23 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 603.70 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: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 11.5 GB. * CodeCheck took 12418.30 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 315.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -49.9 MB). Peak memory consumption was 265.2 MB. Max. memory is 11.5 GB. * Witness Printer took 70.10 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...