./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product06_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_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product06_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/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 2e3a30f3e039239baba08dd6989ee3f84e0fd49b .................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:14:59,051 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:14:59,052 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:14:59,060 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:14:59,060 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:14:59,061 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:14:59,062 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:14:59,063 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:14:59,064 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:14:59,064 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:14:59,065 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:14:59,065 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:14:59,066 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:14:59,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:14:59,067 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:14:59,068 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:14:59,068 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:14:59,069 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:14:59,070 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:14:59,071 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:14:59,072 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:14:59,073 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:14:59,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:14:59,075 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:14:59,075 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:14:59,075 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:14:59,076 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:14:59,076 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:14:59,077 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:14:59,078 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:14:59,078 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:14:59,079 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:14:59,079 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:14:59,079 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:14:59,080 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:14:59,080 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:14:59,080 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 09:14:59,090 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:14:59,090 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:14:59,091 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:14:59,091 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 09:14:59,091 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:14:59,091 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:14:59,092 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:14:59,092 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:14:59,092 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:14:59,092 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:14:59,092 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:14:59,092 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:14:59,092 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:14:59,092 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:14:59,093 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:14:59,093 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:14:59,093 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:14:59,093 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 09:14:59,093 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 09:14:59,093 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:14:59,093 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:14:59,093 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:14:59,094 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:14:59,094 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:14:59,094 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:14:59,094 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 09:14:59,094 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:14:59,094 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:14:59,094 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_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/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 -> 2e3a30f3e039239baba08dd6989ee3f84e0fd49b [2018-11-10 09:14:59,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:14:59,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:14:59,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:14:59,129 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:14:59,129 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:14:59,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product06_true-unreach-call_false-termination.cil.c [2018-11-10 09:14:59,165 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/data/ab8dd9bcb/518e96aef8064523b0d24da3f5439514/FLAG14f6918c8 [2018-11-10 09:14:59,579 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:14:59,579 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/sv-benchmarks/c/product-lines/minepump_spec1_product06_true-unreach-call_false-termination.cil.c [2018-11-10 09:14:59,586 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/data/ab8dd9bcb/518e96aef8064523b0d24da3f5439514/FLAG14f6918c8 [2018-11-10 09:14:59,594 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/data/ab8dd9bcb/518e96aef8064523b0d24da3f5439514 [2018-11-10 09:14:59,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:14:59,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:14:59,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:14:59,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:14:59,599 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:14:59,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59, skipping insertion in model container [2018-11-10 09:14:59,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:14:59,637 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:14:59,805 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:14:59,813 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:14:59,864 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:14:59,881 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:14:59,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59 WrapperNode [2018-11-10 09:14:59,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:14:59,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:14:59,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:14:59,882 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:14:59,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:14:59,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:14:59,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:14:59,961 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:14:59,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... [2018-11-10 09:14:59,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:14:59,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:14:59,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:14:59,985 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:14:59,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:14:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/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 09:15:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 09:15:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 09:15:00,035 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 09:15:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 09:15:00,035 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 09:15:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 09:15:00,035 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 09:15:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 09:15:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 09:15:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 09:15:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 09:15:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 09:15:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 09:15:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:15:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:15:01,093 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:15:01,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:15:01 BoogieIcfgContainer [2018-11-10 09:15:01,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:15:01,094 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 09:15:01,094 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 09:15:01,101 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 09:15:01,102 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:15:01" (1/1) ... [2018-11-10 09:15:01,108 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:15:01,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 52 states and 69 transitions. [2018-11-10 09:15:01,133 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2018-11-10 09:15:01,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 09:15:01,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:01,275 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 09:15:01,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:01,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2018-11-10 09:15:01,285 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2018-11-10 09:15:01,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 09:15:01,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:01,358 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 09:15:01,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:01,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2018-11-10 09:15:01,394 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2018-11-10 09:15:01,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 09:15:01,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:01,488 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 09:15:01,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:01,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2018-11-10 09:15:01,608 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2018-11-10 09:15:01,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 09:15:01,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:01,652 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 09:15:01,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:01,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2018-11-10 09:15:01,662 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2018-11-10 09:15:01,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 09:15:01,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:01,770 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 09:15:02,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:02,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 121 transitions. [2018-11-10 09:15:02,184 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2018-11-10 09:15:02,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 09:15:02,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:02,222 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 09:15:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:02,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 90 states and 136 transitions. [2018-11-10 09:15:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2018-11-10 09:15:02,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 09:15:02,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:02,468 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 09:15:03,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:03,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 108 states and 169 transitions. [2018-11-10 09:15:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 169 transitions. [2018-11-10 09:15:03,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 09:15:03,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:15:03,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 109 states and 170 transitions. [2018-11-10 09:15:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 170 transitions. [2018-11-10 09:15:03,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 09:15:03,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 09:15:03,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:03,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 114 states and 180 transitions. [2018-11-10 09:15:03,478 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 180 transitions. [2018-11-10 09:15:03,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 09:15:03,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 09:15:03,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 115 states and 181 transitions. [2018-11-10 09:15:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 181 transitions. [2018-11-10 09:15:03,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 09:15:03,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:03,595 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 09:15:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 122 states and 197 transitions. [2018-11-10 09:15:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 197 transitions. [2018-11-10 09:15:03,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 09:15:03,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 09:15:04,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 125 states and 203 transitions. [2018-11-10 09:15:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 203 transitions. [2018-11-10 09:15:04,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 09:15:04,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 09:15:04,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 123 states and 199 transitions. [2018-11-10 09:15:04,441 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 199 transitions. [2018-11-10 09:15:04,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 09:15:04,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 09:15:04,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:04,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 125 states and 204 transitions. [2018-11-10 09:15:04,592 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 204 transitions. [2018-11-10 09:15:04,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 09:15:04,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 09:15:04,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:04,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 129 states and 208 transitions. [2018-11-10 09:15:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 208 transitions. [2018-11-10 09:15:04,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 09:15:04,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:04,798 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 09:15:05,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:05,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 139 states and 222 transitions. [2018-11-10 09:15:05,238 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 222 transitions. [2018-11-10 09:15:05,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 09:15:05,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 09:15:06,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:06,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 150 states and 236 transitions. [2018-11-10 09:15:06,013 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 236 transitions. [2018-11-10 09:15:06,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:15:06,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 09:15:06,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:06,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 129 states and 194 transitions. [2018-11-10 09:15:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 194 transitions. [2018-11-10 09:15:06,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 09:15:06,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:15:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:06,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 136 states and 208 transitions. [2018-11-10 09:15:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 208 transitions. [2018-11-10 09:15:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 09:15:06,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:15:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 211 transitions. [2018-11-10 09:15:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 211 transitions. [2018-11-10 09:15:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 09:15:06,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:06,927 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 09:15:07,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 153 states and 235 transitions. [2018-11-10 09:15:07,815 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 235 transitions. [2018-11-10 09:15:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 09:15:07,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:07,832 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:15:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 156 states and 238 transitions. [2018-11-10 09:15:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 238 transitions. [2018-11-10 09:15:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 09:15:08,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:15:08,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 132 states and 190 transitions. [2018-11-10 09:15:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 190 transitions. [2018-11-10 09:15:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-10 09:15:08,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:08,085 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 09:15:08,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:08,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 134 states and 193 transitions. [2018-11-10 09:15:08,105 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 193 transitions. [2018-11-10 09:15:08,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 09:15:08,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:08,129 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 09:15:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:08,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 135 states and 194 transitions. [2018-11-10 09:15:08,192 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 194 transitions. [2018-11-10 09:15:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 09:15:08,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:15:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:15:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 09:15:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:15:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 59 states and 71 transitions. [2018-11-10 09:15:08,242 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2018-11-10 09:15:08,242 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 09:15:08,242 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2018-11-10 09:15:08,250 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 09:15:08,459 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,462 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,462 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 09:15:08,465 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,465 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 09:15:08,465 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,465 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,466 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,466 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,466 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 09:15:08,466 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,466 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,466 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,467 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,467 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,467 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 09:15:08,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 09:15:08 ImpRootNode [2018-11-10 09:15:08,467 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 09:15:08,468 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:15:08,468 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:15:08,468 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:15:08,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:15:01" (3/4) ... [2018-11-10 09:15:08,473 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 09:15:08,478 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 09:15:08,478 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 09:15:08,478 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 09:15:08,478 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 09:15:08,479 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 09:15:08,479 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 09:15:08,484 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2018-11-10 09:15:08,484 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 09:15:08,484 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 09:15:08,503 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || pumpRunning == \old(pumpRunning)) || systemActive == 0 [2018-11-10 09:15:08,534 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b40ff415-8c7b-4c99-8f3f-9fbd5a62e078/bin-2019/ukojak/witness.graphml [2018-11-10 09:15:08,534 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:15:08,534 INFO L168 Benchmark]: Toolchain (without parser) took 8937.90 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 382.2 MB). Free memory was 954.8 MB in the beginning and 1.0 GB in the end (delta: -92.0 MB). Peak memory consumption was 290.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:15:08,535 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:15:08,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.32 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 929.6 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:15:08,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 929.6 MB in the beginning and 1.2 GB in the end (delta: -221.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:15:08,536 INFO L168 Benchmark]: Boogie Preprocessor took 22.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:15:08,536 INFO L168 Benchmark]: RCFGBuilder took 1108.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 96.4 MB). Peak memory consumption was 96.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:15:08,536 INFO L168 Benchmark]: CodeCheck took 7373.58 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 225.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 4.2 MB). Peak memory consumption was 229.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:15:08,536 INFO L168 Benchmark]: Witness Printer took 66.17 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-10 09:15:08,538 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, 111 locations, 1 error locations. SAFE Result, 7.1s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1478684196 SDtfs, 586554988 SDslu, 983794908 SDs, 0 SdLazy, 909350268 SolverSat, 297520980 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10202 GetRequests, 9934 SyntacticMatches, 76 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15434 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1097 NumberOfCodeBlocks, 1097 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1071 ConstructedInterpolants, 0 QuantifiedInterpolants, 98913 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 370/386 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: 578]: 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: 817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || pumpRunning == \old(pumpRunning)) || systemActive == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && tmp == 1) && 0 == pumpRunning - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 284.32 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 929.6 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 929.6 MB in the beginning and 1.2 GB in the end (delta: -221.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1108.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 96.4 MB). Peak memory consumption was 96.4 MB. Max. memory is 11.5 GB. * CodeCheck took 7373.58 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 225.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 4.2 MB). Peak memory consumption was 229.6 MB. Max. memory is 11.5 GB. * Witness Printer took 66.17 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...