./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product13_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product13_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/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 44f1ef45a377efa065428e9ab52d4697ba35b901 .................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:13:59,657 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:13:59,658 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:13:59,664 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:13:59,664 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:13:59,665 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:13:59,666 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:13:59,667 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:13:59,668 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:13:59,668 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:13:59,669 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:13:59,669 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:13:59,670 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:13:59,670 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:13:59,671 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:13:59,672 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:13:59,672 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:13:59,673 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:13:59,675 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:13:59,676 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:13:59,677 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:13:59,677 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:13:59,679 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:13:59,679 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:13:59,679 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:13:59,680 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:13:59,680 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:13:59,681 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:13:59,681 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:13:59,682 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:13:59,682 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:13:59,683 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:13:59,683 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:13:59,683 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:13:59,683 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:13:59,684 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:13:59,684 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:13:59,692 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:13:59,692 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:13:59,693 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:13:59,693 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:13:59,694 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:13:59,694 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:13:59,694 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:13:59,694 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:13:59,694 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:13:59,694 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:13:59,694 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:13:59,695 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:13:59,695 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:13:59,695 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:13:59,695 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:13:59,695 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:13:59,695 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:13:59,695 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:13:59,696 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:13:59,696 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:13:59,696 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:13:59,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:13:59,696 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:13:59,696 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:13:59,696 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:13:59,697 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:13:59,697 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:13:59,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:13:59,697 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_02d591d0-6a9b-4b8b-adb0-47f77847f53f/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 -> 44f1ef45a377efa065428e9ab52d4697ba35b901 [2018-11-10 05:13:59,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:13:59,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:13:59,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:13:59,732 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:13:59,732 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:13:59,733 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product13_true-unreach-call_false-termination.cil.c [2018-11-10 05:13:59,768 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/data/b8f36f127/bff1ebd0c45444958faa593fe4d2d61b/FLAGc96bed006 [2018-11-10 05:14:00,191 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:14:00,192 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/sv-benchmarks/c/product-lines/minepump_spec4_product13_true-unreach-call_false-termination.cil.c [2018-11-10 05:14:00,201 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/data/b8f36f127/bff1ebd0c45444958faa593fe4d2d61b/FLAGc96bed006 [2018-11-10 05:14:00,213 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/data/b8f36f127/bff1ebd0c45444958faa593fe4d2d61b [2018-11-10 05:14:00,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:14:00,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:14:00,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:14:00,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:14:00,219 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:14:00,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41777afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00, skipping insertion in model container [2018-11-10 05:14:00,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:14:00,257 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:14:00,432 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:14:00,440 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:14:00,488 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:14:00,503 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:14:00,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00 WrapperNode [2018-11-10 05:14:00,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:14:00,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:14:00,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:14:00,504 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:14:00,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:14:00,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:14:00,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:14:00,588 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:14:00,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... [2018-11-10 05:14:00,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:14:00,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:14:00,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:14:00,613 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:14:00,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:14:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:14:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:14:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 05:14:00,655 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 05:14:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 05:14:00,655 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 05:14:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 05:14:00,655 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 05:14:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:14:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:14:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 05:14:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 05:14:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 05:14:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 05:14:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:14:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:14:01,716 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:14:01,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:14:01 BoogieIcfgContainer [2018-11-10 05:14:01,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:14:01,717 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:14:01,717 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:14:01,726 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:14:01,726 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:14:01" (1/1) ... [2018-11-10 05:14:01,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:14:01,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:01,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2018-11-10 05:14:01,761 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2018-11-10 05:14:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:14:01,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:01,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2018-11-10 05:14:01,908 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2018-11-10 05:14:01,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:14:01,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:01,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:02,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:02,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2018-11-10 05:14:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2018-11-10 05:14:02,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:14:02,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:02,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:02,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2018-11-10 05:14:02,284 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2018-11-10 05:14:02,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:14:02,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:02,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:02,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2018-11-10 05:14:02,344 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2018-11-10 05:14:02,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 05:14:02,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:02,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:02,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2018-11-10 05:14:02,400 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2018-11-10 05:14:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 05:14:02,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:02,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:02,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 116 transitions. [2018-11-10 05:14:02,750 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2018-11-10 05:14:02,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 05:14:02,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:02,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:02,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 117 transitions. [2018-11-10 05:14:02,792 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2018-11-10 05:14:02,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 05:14:02,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:02,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:02,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 82 states and 118 transitions. [2018-11-10 05:14:02,837 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 118 transitions. [2018-11-10 05:14:02,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 05:14:02,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:02,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 89 states and 130 transitions. [2018-11-10 05:14:02,979 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2018-11-10 05:14:02,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 05:14:02,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:03,003 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:03,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 126 transitions. [2018-11-10 05:14:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2018-11-10 05:14:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 05:14:03,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:03,044 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:03,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 122 transitions. [2018-11-10 05:14:03,070 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2018-11-10 05:14:03,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 05:14:03,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:03,113 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 152 transitions. [2018-11-10 05:14:03,338 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2018-11-10 05:14:03,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 05:14:03,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 101 states and 153 transitions. [2018-11-10 05:14:03,371 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2018-11-10 05:14:03,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 05:14:03,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:14:03,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:03,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 102 states and 154 transitions. [2018-11-10 05:14:03,405 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 154 transitions. [2018-11-10 05:14:03,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 05:14:03,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:03,453 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:14:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 119 states and 200 transitions. [2018-11-10 05:14:03,864 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 200 transitions. [2018-11-10 05:14:03,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 05:14:03,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:03,889 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:14:03,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:03,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 200 transitions. [2018-11-10 05:14:03,970 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 200 transitions. [2018-11-10 05:14:03,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 05:14:03,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:14:04,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:04,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 121 states and 201 transitions. [2018-11-10 05:14:04,008 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 201 transitions. [2018-11-10 05:14:04,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 05:14:04,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:04,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:14:04,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 122 states and 202 transitions. [2018-11-10 05:14:04,043 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 202 transitions. [2018-11-10 05:14:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 05:14:04,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:04,060 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 05:14:04,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:04,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 126 states and 209 transitions. [2018-11-10 05:14:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 209 transitions. [2018-11-10 05:14:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 05:14:04,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:04,185 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 05:14:04,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:04,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 124 states and 205 transitions. [2018-11-10 05:14:04,201 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 205 transitions. [2018-11-10 05:14:04,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 05:14:04,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 05:14:04,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:04,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 122 states and 200 transitions. [2018-11-10 05:14:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 200 transitions. [2018-11-10 05:14:04,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 05:14:04,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:04,264 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:14:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:04,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 112 states and 182 transitions. [2018-11-10 05:14:04,357 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 182 transitions. [2018-11-10 05:14:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 05:14:04,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:14:04,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:04,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 110 states and 176 transitions. [2018-11-10 05:14:04,552 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 176 transitions. [2018-11-10 05:14:04,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 05:14:04,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:14:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:14:04,582 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:14:04,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:14:04,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 47 states and 58 transitions. [2018-11-10 05:14:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2018-11-10 05:14:04,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:14:04,716 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2018-11-10 05:14:04,723 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:14:04,891 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,894 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,894 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,894 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,894 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,894 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 05:14:04,898 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,898 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,898 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,898 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,898 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,898 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 05:14:04,899 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,899 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,899 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,899 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:14:04,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:14:04 ImpRootNode [2018-11-10 05:14:04,900 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:14:04,900 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:14:04,900 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:14:04,900 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:14:04,901 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:14:01" (3/4) ... [2018-11-10 05:14:04,904 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:14:04,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 05:14:04,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 05:14:04,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 05:14:04,911 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 05:14:04,911 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:14:04,911 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 05:14:04,916 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-11-10 05:14:04,916 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 05:14:04,917 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 05:14:04,917 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 05:14:04,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(0 == pumpRunning)) || 0 == systemActive [2018-11-10 05:14:04,967 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_02d591d0-6a9b-4b8b-adb0-47f77847f53f/bin-2019/ukojak/witness.graphml [2018-11-10 05:14:04,967 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:14:04,968 INFO L168 Benchmark]: Toolchain (without parser) took 4752.53 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 359.7 MB). Free memory was 960.3 MB in the beginning and 1.3 GB in the end (delta: -306.9 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:14:04,969 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:14:04,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.22 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:14:04,969 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 933.5 MB in the beginning and 1.2 GB in the end (delta: -227.9 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:14:04,969 INFO L168 Benchmark]: Boogie Preprocessor took 24.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:14:04,969 INFO L168 Benchmark]: RCFGBuilder took 1103.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 104.2 MB). Peak memory consumption was 104.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:14:04,970 INFO L168 Benchmark]: CodeCheck took 3183.06 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -220.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:14:04,970 INFO L168 Benchmark]: Witness Printer took 67.16 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:14:04,971 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, 109 locations, 1 error locations. SAFE Result, 2.9s OverallTime, 25 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 321719136 SDtfs, 138947124 SDslu, 206923952 SDs, 0 SdLazy, 143685482 SolverSat, 40450334 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8029 GetRequests, 7888 SyntacticMatches, 59 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2475 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 906 NumberOfCodeBlocks, 906 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 882 ConstructedInterpolants, 0 QuantifiedInterpolants, 80731 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 17 PerfectInterpolantSequences, 335/366 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: 496]: 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: 667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(0 == pumpRunning)) || 0 == systemActive - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 0 == pumpRunning && systemActive == 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 540]: 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.22 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 933.5 MB in the beginning and 1.2 GB in the end (delta: -227.9 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1103.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 104.2 MB). Peak memory consumption was 104.2 MB. Max. memory is 11.5 GB. * CodeCheck took 3183.06 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -220.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 67.16 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...