./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product22_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/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 40fed9ba382e53b697a1093810870166e2d037a9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:37:27,578 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:37:27,579 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:37:27,586 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:37:27,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:37:27,587 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:37:27,588 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:37:27,590 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:37:27,591 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:37:27,592 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:37:27,592 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:37:27,592 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:37:27,593 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:37:27,594 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:37:27,594 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:37:27,595 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:37:27,596 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:37:27,597 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:37:27,599 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:37:27,600 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:37:27,600 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:37:27,601 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:37:27,603 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:37:27,603 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:37:27,603 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:37:27,604 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:37:27,604 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:37:27,605 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:37:27,605 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:37:27,606 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:37:27,606 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:37:27,607 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:37:27,607 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:37:27,607 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:37:27,608 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:37:27,608 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:37:27,608 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 18:37:27,616 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:37:27,616 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:37:27,616 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:37:27,616 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:37:27,617 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:37:27,617 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:37:27,617 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:37:27,617 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:37:27,617 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:37:27,617 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:37:27,618 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:37:27,618 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:37:27,618 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:37:27,618 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:37:27,618 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:37:27,618 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:37:27,618 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:37:27,618 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:37:27,618 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:37:27,619 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:37:27,619 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:37:27,619 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:37:27,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:37:27,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:37:27,619 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:37:27,619 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:37:27,620 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 18:37:27,620 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:37:27,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:37:27,620 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_7201d1f5-7a1b-4584-ab26-1bee1b278f05/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 -> 40fed9ba382e53b697a1093810870166e2d037a9 [2018-11-18 18:37:27,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:37:27,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:37:27,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:37:27,655 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:37:27,655 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:37:27,655 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product22_true-unreach-call_false-termination.cil.c [2018-11-18 18:37:27,690 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/data/0581f17df/643be5016beb4adf96ad5ab5870cd46b/FLAGfd51935d6 [2018-11-18 18:37:28,118 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:37:28,118 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/sv-benchmarks/c/product-lines/minepump_spec2_product22_true-unreach-call_false-termination.cil.c [2018-11-18 18:37:28,125 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/data/0581f17df/643be5016beb4adf96ad5ab5870cd46b/FLAGfd51935d6 [2018-11-18 18:37:28,135 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/data/0581f17df/643be5016beb4adf96ad5ab5870cd46b [2018-11-18 18:37:28,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:37:28,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:37:28,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:37:28,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:37:28,140 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:37:28,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28, skipping insertion in model container [2018-11-18 18:37:28,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:37:28,180 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:37:28,378 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:37:28,386 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:37:28,493 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:37:28,519 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:37:28,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28 WrapperNode [2018-11-18 18:37:28,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:37:28,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:37:28,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:37:28,521 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:37:28,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:37:28,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:37:28,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:37:28,566 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:37:28,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... [2018-11-18 18:37:28,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:37:28,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:37:28,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:37:28,597 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:37:28,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:37:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/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 [2018-11-18 18:37:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 18:37:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 18:37:28,647 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 18:37:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 18:37:28,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 18:37:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 18:37:28,647 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 18:37:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 18:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 18:37:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 18:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 18:37:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 18:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 18:37:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 18:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 18:37:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 18:37:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 18:37:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:37:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:37:29,633 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:37:29,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:37:29 BoogieIcfgContainer [2018-11-18 18:37:29,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:37:29,634 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 18:37:29,634 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 18:37:29,642 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 18:37:29,642 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:37:29" (1/1) ... [2018-11-18 18:37:29,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:37:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:29,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2018-11-18 18:37:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2018-11-18 18:37:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 18:37:29,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:29,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:29,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:29,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2018-11-18 18:37:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2018-11-18 18:37:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 18:37:29,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:29,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:30,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:30,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 87 transitions. [2018-11-18 18:37:30,013 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 87 transitions. [2018-11-18 18:37:30,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 18:37:30,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:30,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2018-11-18 18:37:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2018-11-18 18:37:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 18:37:30,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:30,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 82 states and 113 transitions. [2018-11-18 18:37:30,468 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions. [2018-11-18 18:37:30,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 18:37:30,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:30,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:31,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 98 states and 144 transitions. [2018-11-18 18:37:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 144 transitions. [2018-11-18 18:37:31,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 18:37:31,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:31,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:31,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 99 states and 145 transitions. [2018-11-18 18:37:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 145 transitions. [2018-11-18 18:37:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 18:37:31,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 102 states and 151 transitions. [2018-11-18 18:37:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 151 transitions. [2018-11-18 18:37:31,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 18:37:31,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:31,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:31,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 106 states and 161 transitions. [2018-11-18 18:37:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 161 transitions. [2018-11-18 18:37:31,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 18:37:31,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:31,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:31,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 108 states and 166 transitions. [2018-11-18 18:37:31,754 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 166 transitions. [2018-11-18 18:37:31,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 18:37:31,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:37:31,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:31,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 106 states and 160 transitions. [2018-11-18 18:37:31,836 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 160 transitions. [2018-11-18 18:37:31,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 18:37:31,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:31,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 18:37:31,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:31,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 111 states and 170 transitions. [2018-11-18 18:37:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 170 transitions. [2018-11-18 18:37:31,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 18:37:31,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 18:37:32,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:32,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 118 states and 183 transitions. [2018-11-18 18:37:32,184 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 183 transitions. [2018-11-18 18:37:32,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 18:37:32,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 18:37:32,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:32,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 116 states and 179 transitions. [2018-11-18 18:37:32,245 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 179 transitions. [2018-11-18 18:37:32,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 18:37:32,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 18:37:32,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:32,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 119 states and 186 transitions. [2018-11-18 18:37:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 186 transitions. [2018-11-18 18:37:32,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 18:37:32,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:33,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 18:37:35,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:35,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 135 states and 224 transitions. [2018-11-18 18:37:35,213 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 224 transitions. [2018-11-18 18:37:35,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 18:37:35,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 18:37:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:35,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 137 states and 229 transitions. [2018-11-18 18:37:35,743 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2018-11-18 18:37:35,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 18:37:35,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:35,788 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:37:35,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 140 states and 231 transitions. [2018-11-18 18:37:35,962 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 231 transitions. [2018-11-18 18:37:35,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 18:37:35,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 18:37:36,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 149 states and 252 transitions. [2018-11-18 18:37:36,758 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 252 transitions. [2018-11-18 18:37:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 18:37:36,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:36,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:36,788 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 18:37:38,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 162 states and 281 transitions. [2018-11-18 18:37:38,060 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 281 transitions. [2018-11-18 18:37:38,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 18:37:38,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 18:37:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 165 states and 286 transitions. [2018-11-18 18:37:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 286 transitions. [2018-11-18 18:37:38,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 18:37:38,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 18:37:38,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 167 states and 290 transitions. [2018-11-18 18:37:38,713 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 290 transitions. [2018-11-18 18:37:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 18:37:38,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:38,750 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 18:37:38,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 168 states and 291 transitions. [2018-11-18 18:37:38,777 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 291 transitions. [2018-11-18 18:37:38,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 18:37:38,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 18:37:40,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:40,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 184 states and 339 transitions. [2018-11-18 18:37:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 339 transitions. [2018-11-18 18:37:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 18:37:40,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 18:37:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 188 states and 338 transitions. [2018-11-18 18:37:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 338 transitions. [2018-11-18 18:37:41,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 18:37:41,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:41,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 18:37:42,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:42,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 202 states and 370 transitions. [2018-11-18 18:37:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 370 transitions. [2018-11-18 18:37:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 18:37:42,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 18:37:43,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:43,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 205 states and 373 transitions. [2018-11-18 18:37:43,340 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 373 transitions. [2018-11-18 18:37:43,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 18:37:43,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:43,371 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 18:37:44,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:44,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 210 states and 377 transitions. [2018-11-18 18:37:44,054 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 377 transitions. [2018-11-18 18:37:44,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 18:37:44,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:44,076 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 18:37:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 211 states and 378 transitions. [2018-11-18 18:37:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 378 transitions. [2018-11-18 18:37:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 18:37:44,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:44,160 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 18:37:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:44,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 212 states and 379 transitions. [2018-11-18 18:37:44,170 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 379 transitions. [2018-11-18 18:37:44,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 18:37:44,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:44,190 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 18:37:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 214 states and 382 transitions. [2018-11-18 18:37:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 382 transitions. [2018-11-18 18:37:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 18:37:44,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:44,446 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:37:44,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:44,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 215 states and 383 transitions. [2018-11-18 18:37:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 383 transitions. [2018-11-18 18:37:44,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 18:37:44,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 18:37:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 216 states and 386 transitions. [2018-11-18 18:37:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 386 transitions. [2018-11-18 18:37:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 18:37:45,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 18:37:45,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:45,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 219 states and 390 transitions. [2018-11-18 18:37:45,687 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 390 transitions. [2018-11-18 18:37:45,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 18:37:45,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:45,739 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 18:37:46,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:46,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 178 states and 296 transitions. [2018-11-18 18:37:46,411 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 296 transitions. [2018-11-18 18:37:46,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 18:37:46,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:46,444 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 18:37:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 193 states and 331 transitions. [2018-11-18 18:37:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 331 transitions. [2018-11-18 18:37:47,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 18:37:47,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:48,004 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 18:37:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 196 states and 335 transitions. [2018-11-18 18:37:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 335 transitions. [2018-11-18 18:37:48,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 18:37:48,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 20 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 18:37:49,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 204 states and 349 transitions. [2018-11-18 18:37:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 349 transitions. [2018-11-18 18:37:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 18:37:49,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 18:37:49,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:49,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 205 states and 350 transitions. [2018-11-18 18:37:49,467 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 350 transitions. [2018-11-18 18:37:49,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 18:37:49,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:49,496 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 18:37:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:49,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 199 states and 337 transitions. [2018-11-18 18:37:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 337 transitions. [2018-11-18 18:37:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 18:37:49,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 39 proven. 22 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:37:49,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:49,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 201 states and 342 transitions. [2018-11-18 18:37:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 342 transitions. [2018-11-18 18:37:49,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 18:37:49,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:49,668 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 43 proven. 32 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 18:37:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 203 states and 346 transitions. [2018-11-18 18:37:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 346 transitions. [2018-11-18 18:37:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 18:37:49,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:49,996 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 43 proven. 32 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 18:37:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 205 states and 349 transitions. [2018-11-18 18:37:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 349 transitions. [2018-11-18 18:37:50,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 18:37:50,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 18:37:50,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 212 states and 360 transitions. [2018-11-18 18:37:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 360 transitions. [2018-11-18 18:37:50,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 18:37:50,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:50,994 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 18:37:51,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:51,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 213 states and 361 transitions. [2018-11-18 18:37:51,011 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2018-11-18 18:37:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 18:37:51,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 71 proven. 30 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 18:37:51,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 215 states and 364 transitions. [2018-11-18 18:37:51,161 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 364 transitions. [2018-11-18 18:37:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 18:37:51,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:37:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:37:51,548 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 88 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:37:52,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:37:52,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 111 states and 151 transitions. [2018-11-18 18:37:52,179 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 151 transitions. [2018-11-18 18:37:52,179 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 18:37:52,179 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2018-11-18 18:37:52,188 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 18:37:52,445 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,447 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,447 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,447 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 18:37:52,451 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,452 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,452 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,452 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 18:37:52,452 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,453 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,453 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-18 18:37:52,453 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,454 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,454 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,454 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 18:37:52,454 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:37:52,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 06:37:52 ImpRootNode [2018-11-18 18:37:52,455 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 18:37:52,455 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:37:52,455 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:37:52,455 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:37:52,456 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:37:29" (3/4) ... [2018-11-18 18:37:52,459 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 18:37:52,464 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 18:37:52,465 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 18:37:52,465 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 18:37:52,465 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 18:37:52,465 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 18:37:52,465 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 18:37:52,466 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 18:37:52,466 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 18:37:52,472 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 18:37:52,473 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 18:37:52,473 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 18:37:52,496 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || \old(pumpRunning) == pumpRunning [2018-11-18 18:37:52,496 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-11-18 18:37:52,535 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7201d1f5-7a1b-4584-ab26-1bee1b278f05/bin-2019/ukojak/witness.graphml [2018-11-18 18:37:52,535 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 18:37:52,536 INFO L168 Benchmark]: Toolchain (without parser) took 24398.87 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 641.7 MB). Free memory was 956.5 MB in the beginning and 1.2 GB in the end (delta: -290.1 MB). Peak memory consumption was 351.6 MB. Max. memory is 11.5 GB. [2018-11-18 18:37:52,537 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. [2018-11-18 18:37:52,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -178.8 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 18:37:52,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.30 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. [2018-11-18 18:37:52,538 INFO L168 Benchmark]: Boogie Preprocessor took 30.42 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. [2018-11-18 18:37:52,538 INFO L168 Benchmark]: RCFGBuilder took 1036.82 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: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:37:52,538 INFO L168 Benchmark]: CodeCheck took 22820.76 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 492.8 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -211.9 MB). Peak memory consumption was 280.9 MB. Max. memory is 11.5 GB. [2018-11-18 18:37:52,539 INFO L168 Benchmark]: Witness Printer took 80.52 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 18:37:52,540 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, 92 locations, 1 error locations. SAFE Result, 22.5s OverallTime, 47 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 700201488 SDtfs, 1679255732 SDslu, 1868879208 SDs, 0 SdLazy, 864179568 SolverSat, 1329785472 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26882 GetRequests, 26326 SyntacticMatches, 164 SemanticMatches, 392 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74024 ImplicationChecksByTransitivity, 18.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 2522 NumberOfCodeBlocks, 2522 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 2476 ConstructedInterpolants, 0 QuantifiedInterpolants, 347535 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 23 PerfectInterpolantSequences, 1139/1451 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: 778]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || \old(pumpRunning) == pumpRunning - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || (!(0 == tmp) && !(0 == pumpRunning)) - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 1 * 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 381.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -178.8 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.30 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 30.42 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 1036.82 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: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 11.5 GB. * CodeCheck took 22820.76 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 492.8 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -211.9 MB). Peak memory consumption was 280.9 MB. Max. memory is 11.5 GB. * Witness Printer took 80.52 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...