./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/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 66834ce7ab851f30f4141210f1887a35b259a922 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 09:20:56,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 09:20:56,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 09:20:56,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 09:20:56,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 09:20:56,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 09:20:56,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 09:20:56,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 09:20:56,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 09:20:56,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 09:20:56,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 09:20:56,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 09:20:56,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 09:20:56,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 09:20:56,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 09:20:56,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 09:20:56,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 09:20:56,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 09:20:56,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 09:20:56,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 09:20:56,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 09:20:56,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 09:20:56,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 09:20:56,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 09:20:56,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 09:20:56,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 09:20:56,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 09:20:56,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 09:20:56,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 09:20:56,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 09:20:56,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 09:20:56,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 09:20:56,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 09:20:56,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 09:20:56,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 09:20:56,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 09:20:56,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 09:20:56,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 09:20:56,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 09:20:56,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 09:20:56,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 09:20:56,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 09:20:56,107 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 09:20:56,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 09:20:56,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 09:20:56,109 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 09:20:56,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 09:20:56,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 09:20:56,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 09:20:56,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 09:20:56,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 09:20:56,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 09:20:56,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 09:20:56,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 09:20:56,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 09:20:56,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 09:20:56,111 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 09:20:56,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 09:20:56,111 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 09:20:56,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 09:20:56,112 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 09:20:56,112 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 09:20:56,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 09:20:56,112 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 09:20:56,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 09:20:56,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 09:20:56,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 09:20:56,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 09:20:56,113 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 09:20:56,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 09:20:56,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 09:20:56,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/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 -> 66834ce7ab851f30f4141210f1887a35b259a922 [2019-12-01 09:20:56,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 09:20:56,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 09:20:56,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 09:20:56,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 09:20:56,235 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 09:20:56,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2019-12-01 09:20:56,275 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/data/ad95fa031/5e8c902dc26044c7b34dca5819c1dcb8/FLAGeedbfc5e6 [2019-12-01 09:20:56,707 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 09:20:56,708 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2019-12-01 09:20:56,716 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/data/ad95fa031/5e8c902dc26044c7b34dca5819c1dcb8/FLAGeedbfc5e6 [2019-12-01 09:20:56,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/data/ad95fa031/5e8c902dc26044c7b34dca5819c1dcb8 [2019-12-01 09:20:56,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 09:20:56,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 09:20:56,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 09:20:56,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 09:20:56,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 09:20:56,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:20:56" (1/1) ... [2019-12-01 09:20:56,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:56, skipping insertion in model container [2019-12-01 09:20:56,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:20:56" (1/1) ... [2019-12-01 09:20:56,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 09:20:56,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 09:20:56,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 09:20:56,977 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 09:20:57,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 09:20:57,048 INFO L208 MainTranslator]: Completed translation [2019-12-01 09:20:57,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57 WrapperNode [2019-12-01 09:20:57,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 09:20:57,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 09:20:57,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 09:20:57,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 09:20:57,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 09:20:57,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 09:20:57,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 09:20:57,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 09:20:57,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 09:20:57,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 09:20:57,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 09:20:57,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 09:20:57,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:20:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/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 [2019-12-01 09:20:57,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 09:20:57,157 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 09:20:57,157 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 09:20:57,157 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 09:20:57,157 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 09:20:57,157 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 09:20:57,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 09:20:57,158 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 09:20:57,158 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 09:20:57,158 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 09:20:57,158 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 09:20:57,158 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 09:20:57,158 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 09:20:57,158 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-12-01 09:20:57,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-12-01 09:20:57,158 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 09:20:57,158 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 09:20:57,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 09:20:57,159 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 09:20:57,159 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 09:20:57,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 09:20:57,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 09:20:57,609 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 09:20:57,609 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-01 09:20:57,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:20:57 BoogieIcfgContainer [2019-12-01 09:20:57,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 09:20:57,610 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 09:20:57,610 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 09:20:57,617 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 09:20:57,617 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:20:57" (1/1) ... [2019-12-01 09:20:57,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 09:20:57,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:57,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2019-12-01 09:20:57,651 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2019-12-01 09:20:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 09:20:57,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:57,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:57,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:57,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2019-12-01 09:20:57,815 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2019-12-01 09:20:57,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 09:20:57,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:57,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:57,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2019-12-01 09:20:57,890 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2019-12-01 09:20:57,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 09:20:57,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:57,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:58,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2019-12-01 09:20:58,028 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2019-12-01 09:20:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 09:20:58,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:58,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:58,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2019-12-01 09:20:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2019-12-01 09:20:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 09:20:58,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:58,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2019-12-01 09:20:58,130 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2019-12-01 09:20:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 09:20:58,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:58,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:58,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 135 transitions. [2019-12-01 09:20:58,455 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 135 transitions. [2019-12-01 09:20:58,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 09:20:58,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:58,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:58,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:58,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 136 transitions. [2019-12-01 09:20:58,507 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 136 transitions. [2019-12-01 09:20:58,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 09:20:58,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:58,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:59,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 111 states and 176 transitions. [2019-12-01 09:20:59,270 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 176 transitions. [2019-12-01 09:20:59,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 09:20:59,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:59,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:59,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:59,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 113 states and 181 transitions. [2019-12-01 09:20:59,475 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 181 transitions. [2019-12-01 09:20:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 09:20:59,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:59,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:20:59,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 175 transitions. [2019-12-01 09:20:59,512 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 175 transitions. [2019-12-01 09:20:59,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 09:20:59,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 09:20:59,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:59,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 116 states and 185 transitions. [2019-12-01 09:20:59,647 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2019-12-01 09:20:59,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 09:20:59,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 09:20:59,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 186 transitions. [2019-12-01 09:20:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 186 transitions. [2019-12-01 09:20:59,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 09:20:59,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:59,753 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 09:20:59,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:20:59,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 123 states and 199 transitions. [2019-12-01 09:20:59,961 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 199 transitions. [2019-12-01 09:20:59,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 09:20:59,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:20:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:20:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 09:21:00,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:00,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 121 states and 195 transitions. [2019-12-01 09:21:00,011 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 195 transitions. [2019-12-01 09:21:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 09:21:00,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:00,275 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 09:21:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:01,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 128 states and 213 transitions. [2019-12-01 09:21:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 213 transitions. [2019-12-01 09:21:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 09:21:01,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:01,137 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 09:21:01,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:01,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 130 states and 217 transitions. [2019-12-01 09:21:01,303 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 217 transitions. [2019-12-01 09:21:01,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 09:21:01,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 09:21:01,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:01,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 139 states and 235 transitions. [2019-12-01 09:21:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 235 transitions. [2019-12-01 09:21:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 09:21:01,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 09:21:01,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:01,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 140 states and 236 transitions. [2019-12-01 09:21:01,598 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 236 transitions. [2019-12-01 09:21:01,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 09:21:01,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:01,617 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 09:21:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 141 states and 237 transitions. [2019-12-01 09:21:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 237 transitions. [2019-12-01 09:21:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 09:21:01,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:01,659 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 09:21:02,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:02,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 149 states and 264 transitions. [2019-12-01 09:21:02,409 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 264 transitions. [2019-12-01 09:21:02,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 09:21:02,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:02,429 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 09:21:02,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:02,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 158 states and 295 transitions. [2019-12-01 09:21:02,773 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 295 transitions. [2019-12-01 09:21:02,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 09:21:02,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:02,795 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 09:21:03,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:03,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 167 states and 324 transitions. [2019-12-01 09:21:03,796 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 324 transitions. [2019-12-01 09:21:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 09:21:03,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 09:21:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 173 states and 336 transitions. [2019-12-01 09:21:04,447 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 336 transitions. [2019-12-01 09:21:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 09:21:04,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:04,473 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 09:21:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 176 states and 341 transitions. [2019-12-01 09:21:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 341 transitions. [2019-12-01 09:21:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 09:21:04,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:04,508 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 09:21:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:04,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 180 states and 348 transitions. [2019-12-01 09:21:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 348 transitions. [2019-12-01 09:21:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 09:21:04,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:04,738 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 09:21:04,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:04,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 181 states and 349 transitions. [2019-12-01 09:21:04,752 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 349 transitions. [2019-12-01 09:21:04,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 09:21:04,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:04,769 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 09:21:04,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:04,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 182 states and 350 transitions. [2019-12-01 09:21:04,790 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 350 transitions. [2019-12-01 09:21:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 09:21:04,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:04,808 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 09:21:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 184 states and 352 transitions. [2019-12-01 09:21:04,986 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 352 transitions. [2019-12-01 09:21:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 09:21:04,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:04,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 09:21:05,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:05,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 185 states and 353 transitions. [2019-12-01 09:21:05,025 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 353 transitions. [2019-12-01 09:21:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 09:21:05,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:05,045 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 09:21:05,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:05,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 176 states and 333 transitions. [2019-12-01 09:21:05,248 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 333 transitions. [2019-12-01 09:21:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 09:21:05,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 09:21:06,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 180 states and 339 transitions. [2019-12-01 09:21:06,538 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 339 transitions. [2019-12-01 09:21:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 09:21:06,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 09:21:06,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 178 states and 335 transitions. [2019-12-01 09:21:06,574 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 335 transitions. [2019-12-01 09:21:06,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 09:21:06,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:06,593 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 09:21:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:06,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 180 states and 338 transitions. [2019-12-01 09:21:06,612 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 338 transitions. [2019-12-01 09:21:06,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 09:21:06,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:06,725 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 09:21:07,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:07,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 184 states and 344 transitions. [2019-12-01 09:21:07,303 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 344 transitions. [2019-12-01 09:21:07,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 09:21:07,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-01 09:21:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 185 states and 345 transitions. [2019-12-01 09:21:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 345 transitions. [2019-12-01 09:21:07,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 09:21:07,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-01 09:21:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:07,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 181 states and 333 transitions. [2019-12-01 09:21:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 333 transitions. [2019-12-01 09:21:07,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 09:21:07,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:07,410 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 09:21:07,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:07,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 174 states and 320 transitions. [2019-12-01 09:21:07,428 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 320 transitions. [2019-12-01 09:21:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 09:21:07,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 09:21:09,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 188 states and 350 transitions. [2019-12-01 09:21:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 350 transitions. [2019-12-01 09:21:09,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 09:21:09,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 09:21:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 189 states and 351 transitions. [2019-12-01 09:21:09,061 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 351 transitions. [2019-12-01 09:21:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 09:21:09,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:09,084 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 09:21:09,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:09,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 185 states and 335 transitions. [2019-12-01 09:21:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 335 transitions. [2019-12-01 09:21:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 09:21:09,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:21:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:21:09,353 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-12-01 09:21:09,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:21:09,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 94 states and 129 transitions. [2019-12-01 09:21:09,628 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 129 transitions. [2019-12-01 09:21:09,628 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 09:21:09,628 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 42 iterations. [2019-12-01 09:21:09,635 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 09:21:09,870 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-01 09:21:09,876 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 09:21:09,876 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:21:09,876 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-01 09:21:09,877 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:21:09,877 INFO L569 CodeCheckObserver]: Invariant with dag size 12 [2019-12-01 09:21:09,878 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:21:09,878 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:21:09,878 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:21:09,878 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:21:09,878 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:21:09,878 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:21:09,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 09:21:09 ImpRootNode [2019-12-01 09:21:09,879 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 09:21:09,879 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 09:21:09,879 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 09:21:09,879 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 09:21:09,879 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:20:57" (3/4) ... [2019-12-01 09:21:09,882 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 09:21:09,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-01 09:21:09,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-12-01 09:21:09,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-01 09:21:09,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-01 09:21:09,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-01 09:21:09,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-01 09:21:09,886 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-01 09:21:09,886 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-12-01 09:21:09,886 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-12-01 09:21:09,891 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2019-12-01 09:21:09,892 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-12-01 09:21:09,892 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-01 09:21:09,893 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 09:21:09,893 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 09:21:09,893 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 09:21:09,894 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 09:21:09,914 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2019-12-01 09:21:09,914 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-12-01 09:21:09,915 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || methaneLevelCritical == tmp) || !(pumpRunning == 0) [2019-12-01 09:21:09,945 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_787c7062-3151-480f-ba14-9aef357fe909/bin/ukojak/witness.graphml [2019-12-01 09:21:09,945 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 09:21:09,946 INFO L168 Benchmark]: Toolchain (without parser) took 13218.64 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 314.0 MB). Free memory was 947.8 MB in the beginning and 1.2 GB in the end (delta: -245.3 MB). Peak memory consumption was 68.7 MB. Max. memory is 11.5 GB. [2019-12-01 09:21:09,946 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:21:09,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -141.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-01 09:21:09,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 09:21:09,947 INFO L168 Benchmark]: Boogie Preprocessor took 23.34 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:21:09,948 INFO L168 Benchmark]: RCFGBuilder took 498.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.4 MB). Peak memory consumption was 66.4 MB. Max. memory is 11.5 GB. [2019-12-01 09:21:09,948 INFO L168 Benchmark]: CodeCheck took 12268.67 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 213.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -194.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2019-12-01 09:21:09,948 INFO L168 Benchmark]: Witness Printer took 66.00 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-12-01 09:21:09,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 64 locations, 1 error locations. Result: SAFE, OverallTime: 11.9s, OverallIterations: 42, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1273861968 SDtfs, -1072266878 SDslu, -1559588280 SDs, 0 SdLazy, -1877467738 SolverSat, 1087931412 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23080 GetRequests, 22696 SyntacticMatches, 124 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27636 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2243 NumberOfCodeBlocks, 2243 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 2202 ConstructedInterpolants, 0 QuantifiedInterpolants, 270499 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 25 PerfectInterpolantSequences, 887/978 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 317]: 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: 409]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: ((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || methaneLevelCritical == tmp) || !(pumpRunning == 0) - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -141.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.34 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 498.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.4 MB). Peak memory consumption was 66.4 MB. Max. memory is 11.5 GB. * CodeCheck took 12268.67 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 213.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -194.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Witness Printer took 66.00 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...