./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product35_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product35_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/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 c300c29b8d9fc061a97d8a30a731a0ec640f0644 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:49:58,637 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:49:58,638 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:49:58,644 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:49:58,644 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:49:58,645 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:49:58,646 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:49:58,647 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:49:58,648 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:49:58,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:49:58,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:49:58,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:49:58,650 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:49:58,650 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:49:58,651 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:49:58,651 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:49:58,652 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:49:58,653 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:49:58,654 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:49:58,655 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:49:58,655 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:49:58,656 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:49:58,657 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:49:58,657 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:49:58,658 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:49:58,658 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:49:58,659 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:49:58,659 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:49:58,660 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:49:58,660 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:49:58,660 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:49:58,661 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:49:58,661 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:49:58,661 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:49:58,662 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:49:58,662 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:49:58,662 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:49:58,670 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:49:58,670 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:49:58,670 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:49:58,671 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:49:58,671 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:49:58,671 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:49:58,671 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:49:58,671 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:49:58,671 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:49:58,671 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:49:58,672 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:49:58,672 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:49:58,672 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:49:58,672 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:49:58,672 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:49:58,672 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:49:58,672 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:49:58,672 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:49:58,673 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:49:58,673 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:49:58,673 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:49:58,673 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:49:58,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:49:58,673 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:49:58,673 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:49:58,673 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:49:58,674 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:49:58,674 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:49:58,674 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:49:58,674 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_6cc49388-39aa-4968-be02-419c08396652/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 -> c300c29b8d9fc061a97d8a30a731a0ec640f0644 [2018-12-09 01:49:58,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:49:58,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:49:58,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:49:58,700 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:49:58,700 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:49:58,701 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product35_false-unreach-call_false-termination.cil.c [2018-12-09 01:49:58,734 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/data/2d2066425/cf8695c6d263487ab87535e3d42849d6/FLAGccde48b22 [2018-12-09 01:49:59,226 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:49:59,227 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/sv-benchmarks/c/product-lines/minepump_spec2_product35_false-unreach-call_false-termination.cil.c [2018-12-09 01:49:59,232 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/data/2d2066425/cf8695c6d263487ab87535e3d42849d6/FLAGccde48b22 [2018-12-09 01:49:59,240 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/data/2d2066425/cf8695c6d263487ab87535e3d42849d6 [2018-12-09 01:49:59,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:49:59,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:49:59,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:49:59,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:49:59,245 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:49:59,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59, skipping insertion in model container [2018-12-09 01:49:59,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:49:59,271 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:49:59,415 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:49:59,422 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:49:59,493 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:49:59,508 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:49:59,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59 WrapperNode [2018-12-09 01:49:59,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:49:59,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:49:59,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:49:59,509 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:49:59,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:49:59,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:49:59,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:49:59,539 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:49:59,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... [2018-12-09 01:49:59,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:49:59,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:49:59,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:49:59,557 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:49:59,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:49:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/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 [2018-12-09 01:49:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:49:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 01:49:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 01:49:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 01:49:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 01:49:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 01:49:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 01:49:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 01:49:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 01:49:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 01:49:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 01:49:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 01:49:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 01:49:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 01:49:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:49:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:50:00,016 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:50:00,017 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-12-09 01:50:00,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:50:00 BoogieIcfgContainer [2018-12-09 01:50:00,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:50:00,017 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:50:00,018 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:50:00,027 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:50:00,027 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:50:00" (1/1) ... [2018-12-09 01:50:00,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:50:00,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:00,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2018-12-09 01:50:00,061 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2018-12-09 01:50:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 01:50:00,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:00,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2018-12-09 01:50:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2018-12-09 01:50:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 01:50:00,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:00,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:00,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-09 01:50:00,246 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-09 01:50:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 01:50:00,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:00,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:00,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:00,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:00,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2018-12-09 01:50:00,441 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2018-12-09 01:50:00,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 01:50:00,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:00,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:00,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:00,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2018-12-09 01:50:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2018-12-09 01:50:00,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 01:50:00,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:00,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2018-12-09 01:50:00,527 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2018-12-09 01:50:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 01:50:00,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:00,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:00,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2018-12-09 01:50:00,849 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2018-12-09 01:50:00,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 01:50:00,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:00,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:01,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 92 states and 152 transitions. [2018-12-09 01:50:01,462 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 152 transitions. [2018-12-09 01:50:01,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 01:50:01,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:01,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:02,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 108 states and 185 transitions. [2018-12-09 01:50:02,718 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 185 transitions. [2018-12-09 01:50:02,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 01:50:02,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:02,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 113 states and 198 transitions. [2018-12-09 01:50:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 198 transitions. [2018-12-09 01:50:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 01:50:02,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:02,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:02,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:02,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 114 states and 199 transitions. [2018-12-09 01:50:02,903 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 199 transitions. [2018-12-09 01:50:02,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 01:50:02,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:02,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:02,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 117 states and 202 transitions. [2018-12-09 01:50:02,933 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 202 transitions. [2018-12-09 01:50:02,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 01:50:02,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:50:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 118 states and 205 transitions. [2018-12-09 01:50:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 205 transitions. [2018-12-09 01:50:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 01:50:02,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:03,037 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:03,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:03,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 124 states and 225 transitions. [2018-12-09 01:50:03,534 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 225 transitions. [2018-12-09 01:50:03,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 01:50:03,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:03,547 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:03,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:03,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 124 states and 224 transitions. [2018-12-09 01:50:03,566 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 224 transitions. [2018-12-09 01:50:03,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 01:50:03,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:50:03,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:03,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 126 states and 225 transitions. [2018-12-09 01:50:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 225 transitions. [2018-12-09 01:50:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 01:50:03,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:03,972 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 01:50:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 129 states and 232 transitions. [2018-12-09 01:50:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 232 transitions. [2018-12-09 01:50:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 01:50:04,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:04,608 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:04,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 132 states and 239 transitions. [2018-12-09 01:50:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 239 transitions. [2018-12-09 01:50:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 01:50:04,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:04,871 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:05,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:05,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 138 states and 248 transitions. [2018-12-09 01:50:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-12-09 01:50:05,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 01:50:05,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:05,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:05,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 145 states and 267 transitions. [2018-12-09 01:50:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 267 transitions. [2018-12-09 01:50:05,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 01:50:05,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:05,295 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 147 states and 268 transitions. [2018-12-09 01:50:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 268 transitions. [2018-12-09 01:50:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 01:50:05,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:05,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:05,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 148 states and 269 transitions. [2018-12-09 01:50:05,510 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 269 transitions. [2018-12-09 01:50:05,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 01:50:05,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:07,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 161 states and 303 transitions. [2018-12-09 01:50:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 303 transitions. [2018-12-09 01:50:07,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 01:50:07,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:07,536 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:50:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:07,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 162 states and 304 transitions. [2018-12-09 01:50:07,546 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 304 transitions. [2018-12-09 01:50:07,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 01:50:07,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:07,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:07,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 163 states and 305 transitions. [2018-12-09 01:50:07,567 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 305 transitions. [2018-12-09 01:50:07,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 01:50:07,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:07,775 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:09,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:09,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 177 states and 342 transitions. [2018-12-09 01:50:09,633 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 342 transitions. [2018-12-09 01:50:09,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 01:50:09,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:09,784 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:09,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:09,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 180 states and 350 transitions. [2018-12-09 01:50:09,984 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 350 transitions. [2018-12-09 01:50:09,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 01:50:09,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:10,038 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:10,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:10,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 182 states and 354 transitions. [2018-12-09 01:50:10,222 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 354 transitions. [2018-12-09 01:50:10,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:50:10,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:10,279 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:10,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:10,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 183 states and 355 transitions. [2018-12-09 01:50:10,293 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 355 transitions. [2018-12-09 01:50:10,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:50:10,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:10,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 184 states and 358 transitions. [2018-12-09 01:50:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 358 transitions. [2018-12-09 01:50:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:50:10,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:10,518 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:10,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 184 states and 358 transitions. [2018-12-09 01:50:10,524 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 358 transitions. [2018-12-09 01:50:10,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:50:10,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:10,542 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 184 states and 358 transitions. [2018-12-09 01:50:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 358 transitions. [2018-12-09 01:50:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:50:10,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:10,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:10,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 184 states and 358 transitions. [2018-12-09 01:50:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 358 transitions. [2018-12-09 01:50:10,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 01:50:10,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:50:11,017 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:50:15,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:50:15,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 200 states and 404 transitions. [2018-12-09 01:50:15,172 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 404 transitions. [2018-12-09 01:50:15,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 01:50:15,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:50:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:50:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:50:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:50:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:50:15,359 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 34 iterations. [2018-12-09 01:50:15,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:50:15 ImpRootNode [2018-12-09 01:50:15,458 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:50:15,458 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:50:15,458 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:50:15,458 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:50:15,459 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:50:00" (3/4) ... [2018-12-09 01:50:15,461 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 01:50:15,524 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6cc49388-39aa-4968-be02-419c08396652/bin-2019/ukojak/witness.graphml [2018-12-09 01:50:15,524 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:50:15,525 INFO L168 Benchmark]: Toolchain (without parser) took 16282.43 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 511.2 MB). Free memory was 957.1 MB in the beginning and 993.8 MB in the end (delta: -36.8 MB). Peak memory consumption was 474.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:50:15,525 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:50:15,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -157.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:50:15,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.74 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. [2018-12-09 01:50:15,526 INFO L168 Benchmark]: Boogie Preprocessor took 17.47 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. [2018-12-09 01:50:15,526 INFO L168 Benchmark]: RCFGBuilder took 460.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 11.5 GB. [2018-12-09 01:50:15,526 INFO L168 Benchmark]: CodeCheck took 15440.57 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 373.8 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 25.9 MB). Peak memory consumption was 399.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:50:15,526 INFO L168 Benchmark]: Witness Printer took 66.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 993.8 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:50:15,527 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 70 locations, 1 error locations. UNSAFE Result, 15.3s OverallTime, 34 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -469187444 SDtfs, -258998260 SDslu, 1165923880 SDs, 0 SdLazy, 71376230 SolverSat, 426468030 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12786 GetRequests, 12356 SyntacticMatches, 69 SemanticMatches, 361 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67090 ImplicationChecksByTransitivity, 13.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1234 NumberOfCodeBlocks, 1234 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 1150 ConstructedInterpolants, 0 QuantifiedInterpolants, 111299 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 25 PerfectInterpolantSequences, 282/334 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 - CounterExampleResult [Line: 736]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L416] int pumpRunning = 0; [L417] int systemActive = 1; [L655] int methAndRunningLastTime ; [L741] int cleanupTimeShifts = 4; [L839] int waterLevel = 1; [L840] int methaneLevelCritical = 0; [L815] int retValue_acc ; [L816] int tmp ; [L723] int retValue_acc ; [L726] retValue_acc = 1 [L727] return (retValue_acc); [L822] tmp = valid_product() [L824] COND TRUE \read(tmp) [L660] methAndRunningLastTime = 0 [L588] int splverifierCounter ; [L589] int tmp ; [L590] int tmp___0 ; [L591] int tmp___1 ; [L592] int tmp___2 ; [L595] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L597] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L599] COND TRUE splverifierCounter < 4 [L605] tmp = __VERIFIER_nondet_int() [L607] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L609] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L857] COND TRUE waterLevel < 2 [L858] waterLevel = waterLevel + 1 [L609] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L615] tmp___0 = __VERIFIER_nondet_int() [L617] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L619] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L869] COND FALSE !(\read(methaneLevelCritical)) [L872] methaneLevelCritical = 1 [L619] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L625] tmp___2 = __VERIFIER_nondet_int() [L627] COND FALSE !(\read(tmp___2)) [L631] tmp___1 = __VERIFIER_nondet_int() [L633] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L642] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L424] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L431] COND TRUE \read(systemActive) [L453] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L456] COND TRUE ! pumpRunning [L550] int retValue_acc ; [L551] int tmp ; [L552] int tmp___0 ; [L919] int retValue_acc ; [L922] COND FALSE !(waterLevel < 2) [L926] retValue_acc = 0 [L927] return (retValue_acc); [L556] tmp = isHighWaterSensorDry() [L558] COND FALSE !(\read(tmp)) [L561] tmp___0 = 1 [L563] retValue_acc = tmp___0 [L564] return (retValue_acc); [L458] tmp = isHighWaterLevel() [L460] COND TRUE \read(tmp) [L481] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L665] int tmp ; [L666] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L670] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L878] int retValue_acc ; [L881] retValue_acc = methaneLevelCritical [L882] return (retValue_acc); [L670] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L670] tmp = isMethaneLevelCritical() [L672] COND TRUE \read(tmp) [L505] int retValue_acc ; [L508] retValue_acc = pumpRunning [L509] return (retValue_acc); [L674] tmp___0 = isPumpRunning() [L676] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L677] COND FALSE !(\read(methAndRunningLastTime)) [L682] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L642] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L597] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L599] COND TRUE splverifierCounter < 4 [L605] tmp = __VERIFIER_nondet_int() [L607] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L615] tmp___0 = __VERIFIER_nondet_int() [L617] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L625] tmp___2 = __VERIFIER_nondet_int() [L627] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L642] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L424] COND TRUE \read(pumpRunning) [L845] COND TRUE waterLevel > 0 [L846] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L431] COND TRUE \read(systemActive) [L453] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L456] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L471] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L665] int tmp ; [L666] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L670] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L878] int retValue_acc ; [L881] retValue_acc = methaneLevelCritical [L882] return (retValue_acc); [L670] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L670] tmp = isMethaneLevelCritical() [L672] COND TRUE \read(tmp) [L505] int retValue_acc ; [L508] retValue_acc = pumpRunning [L509] return (retValue_acc); [L674] tmp___0 = isPumpRunning() [L676] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L677] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L736] __VERIFIER_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 265.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -157.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.74 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. * Boogie Preprocessor took 17.47 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 460.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 11.5 GB. * CodeCheck took 15440.57 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 373.8 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 25.9 MB). Peak memory consumption was 399.7 MB. Max. memory is 11.5 GB. * Witness Printer took 66.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 993.8 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...