./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/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 41732c82c4e13eae07071a147bbd53c9191b35d7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:35:53,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:35:53,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:35:53,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:35:53,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:35:53,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:35:53,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:35:53,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:35:53,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:35:53,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:35:53,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:35:53,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:35:53,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:35:53,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:35:53,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:35:53,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:35:53,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:35:53,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:35:53,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:35:53,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:35:53,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:35:53,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:35:53,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:35:53,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:35:53,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:35:53,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:35:53,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:35:53,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:35:53,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:35:53,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:35:53,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:35:53,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:35:53,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:35:53,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:35:53,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:35:53,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:35:53,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:35:53,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:35:53,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:35:53,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:35:53,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:35:53,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 10:35:53,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:35:53,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:35:53,217 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 10:35:53,217 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 10:35:53,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:35:53,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:35:53,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:35:53,218 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:35:53,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:35:53,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:35:53,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:35:53,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:35:53,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:35:53,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:35:53,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:35:53,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:35:53,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:35:53,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:35:53,221 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 10:35:53,221 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 10:35:53,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:35:53,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:35:53,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:35:53,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:35:53,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:35:53,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:35:53,222 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 10:35:53,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:35:53,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:35:53,222 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_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/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 -> 41732c82c4e13eae07071a147bbd53c9191b35d7 [2019-11-20 10:35:53,363 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:35:53,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:35:53,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:35:53,377 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:35:53,378 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:35:53,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-11-20 10:35:53,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/data/88f2ca4a6/b45b7c6ce1ac4c0eb320c26e391435b1/FLAG1611916c4 [2019-11-20 10:35:53,846 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:35:53,846 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-11-20 10:35:53,858 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/data/88f2ca4a6/b45b7c6ce1ac4c0eb320c26e391435b1/FLAG1611916c4 [2019-11-20 10:35:54,173 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/data/88f2ca4a6/b45b7c6ce1ac4c0eb320c26e391435b1 [2019-11-20 10:35:54,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:35:54,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:35:54,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:35:54,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:35:54,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:35:54,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4464c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54, skipping insertion in model container [2019-11-20 10:35:54,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,193 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:35:54,258 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:35:54,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:35:54,700 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:35:54,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:35:54,843 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:35:54,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54 WrapperNode [2019-11-20 10:35:54,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:35:54,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:35:54,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:35:54,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:35:54,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:35:54,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:35:54,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:35:54,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:35:54,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... [2019-11-20 10:35:54,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:35:54,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:35:54,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:35:54,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:35:54,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/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 [2019-11-20 10:35:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:35:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 10:35:55,006 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 10:35:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 10:35:55,007 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 10:35:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 10:35:55,007 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 10:35:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 10:35:55,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 10:35:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 10:35:55,008 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 10:35:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 10:35:55,008 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 10:35:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 10:35:55,008 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 10:35:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 10:35:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 10:35:55,009 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 10:35:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:35:55,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:35:55,912 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:35:55,913 INFO L285 CfgBuilder]: Removed 34 assume(true) statements. [2019-11-20 10:35:55,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:35:55 BoogieIcfgContainer [2019-11-20 10:35:55,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:35:55,915 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 10:35:55,915 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 10:35:55,927 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 10:35:55,928 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:35:55" (1/1) ... [2019-11-20 10:35:55,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2019-11-20 10:35:55,983 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2019-11-20 10:35:55,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 10:35:55,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:56,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:56,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:56,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2019-11-20 10:35:56,286 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2019-11-20 10:35:56,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 10:35:56,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:56,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:56,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2019-11-20 10:35:56,440 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2019-11-20 10:35:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 10:35:56,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:56,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:56,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:56,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2019-11-20 10:35:56,704 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2019-11-20 10:35:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 10:35:56,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:56,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2019-11-20 10:35:56,778 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2019-11-20 10:35:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 10:35:56,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:56,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:56,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2019-11-20 10:35:56,850 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2019-11-20 10:35:56,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 10:35:56,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:56,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:57,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 129 transitions. [2019-11-20 10:35:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2019-11-20 10:35:57,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 10:35:57,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:35:58,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 97 states and 150 transitions. [2019-11-20 10:35:58,128 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 150 transitions. [2019-11-20 10:35:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 10:35:58,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:58,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:35:58,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:58,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 98 states and 153 transitions. [2019-11-20 10:35:58,323 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2019-11-20 10:35:58,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 10:35:58,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:58,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:35:58,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:58,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 99 states and 156 transitions. [2019-11-20 10:35:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 156 transitions. [2019-11-20 10:35:58,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 10:35:58,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:35:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:58,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 101 states and 159 transitions. [2019-11-20 10:35:58,611 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 159 transitions. [2019-11-20 10:35:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 10:35:58,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:58,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2019-11-20 10:35:58,664 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2019-11-20 10:35:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 10:35:58,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:58,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:59,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:59,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 114 states and 185 transitions. [2019-11-20 10:35:59,446 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 185 transitions. [2019-11-20 10:35:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 10:35:59,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:59,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:59,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 116 states and 190 transitions. [2019-11-20 10:35:59,866 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 190 transitions. [2019-11-20 10:35:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 10:35:59,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:59,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:35:59,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 114 states and 184 transitions. [2019-11-20 10:35:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 184 transitions. [2019-11-20 10:35:59,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 10:35:59,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:35:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:36:00,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 120 states and 197 transitions. [2019-11-20 10:36:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 197 transitions. [2019-11-20 10:36:00,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 10:36:00,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:00,471 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:36:00,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:00,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 118 states and 193 transitions. [2019-11-20 10:36:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 193 transitions. [2019-11-20 10:36:00,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 10:36:00,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:01,043 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:36:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 125 states and 210 transitions. [2019-11-20 10:36:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2019-11-20 10:36:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 10:36:02,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:02,278 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:36:02,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:02,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 134 states and 228 transitions. [2019-11-20 10:36:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2019-11-20 10:36:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 10:36:02,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:02,687 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:36:02,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:02,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 136 states and 232 transitions. [2019-11-20 10:36:02,930 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 232 transitions. [2019-11-20 10:36:02,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 10:36:02,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:36:02,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:02,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 137 states and 233 transitions. [2019-11-20 10:36:02,990 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 233 transitions. [2019-11-20 10:36:02,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 10:36:02,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:03,027 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:36:03,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:03,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 138 states and 234 transitions. [2019-11-20 10:36:03,057 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 234 transitions. [2019-11-20 10:36:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 10:36:03,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:03,127 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 10:36:05,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:05,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 155 states and 291 transitions. [2019-11-20 10:36:05,183 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 291 transitions. [2019-11-20 10:36:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 10:36:05,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:05,210 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 10:36:05,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:05,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 161 states and 302 transitions. [2019-11-20 10:36:05,932 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 302 transitions. [2019-11-20 10:36:05,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 10:36:05,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 10:36:07,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:07,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 170 states and 330 transitions. [2019-11-20 10:36:07,477 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 330 transitions. [2019-11-20 10:36:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 10:36:07,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:07,508 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 10:36:07,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 171 states and 331 transitions. [2019-11-20 10:36:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 331 transitions. [2019-11-20 10:36:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 10:36:07,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:07,568 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 10:36:07,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:07,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 173 states and 333 transitions. [2019-11-20 10:36:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 333 transitions. [2019-11-20 10:36:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 10:36:07,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:07,970 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 10:36:07,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:07,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 174 states and 334 transitions. [2019-11-20 10:36:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 334 transitions. [2019-11-20 10:36:07,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 10:36:07,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 10:36:08,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:08,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 175 states and 335 transitions. [2019-11-20 10:36:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 335 transitions. [2019-11-20 10:36:08,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:36:08,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:08,088 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:36:08,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:08,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 179 states and 342 transitions. [2019-11-20 10:36:08,469 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 342 transitions. [2019-11-20 10:36:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 10:36:08,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:36:10,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:10,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 183 states and 350 transitions. [2019-11-20 10:36:10,613 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 350 transitions. [2019-11-20 10:36:10,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 10:36:10,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:10,642 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 10:36:10,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 185 states and 353 transitions. [2019-11-20 10:36:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 353 transitions. [2019-11-20 10:36:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 10:36:10,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:10,706 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:36:10,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:10,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 183 states and 349 transitions. [2019-11-20 10:36:10,738 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 349 transitions. [2019-11-20 10:36:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 10:36:10,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:10,932 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 10:36:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 187 states and 355 transitions. [2019-11-20 10:36:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 355 transitions. [2019-11-20 10:36:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 10:36:11,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 10:36:11,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:11,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 188 states and 356 transitions. [2019-11-20 10:36:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 356 transitions. [2019-11-20 10:36:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 10:36:11,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 10:36:11,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:11,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 184 states and 344 transitions. [2019-11-20 10:36:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 344 transitions. [2019-11-20 10:36:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 10:36:11,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 10:36:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:11,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 177 states and 331 transitions. [2019-11-20 10:36:11,964 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 331 transitions. [2019-11-20 10:36:11,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 10:36:11,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:12,005 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 10:36:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:15,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 193 states and 369 transitions. [2019-11-20 10:36:15,009 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 369 transitions. [2019-11-20 10:36:15,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 10:36:15,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:36:15,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 184 states and 346 transitions. [2019-11-20 10:36:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 346 transitions. [2019-11-20 10:36:15,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 10:36:15,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:36:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:36:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 10:36:16,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:36:16,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 95 states and 133 transitions. [2019-11-20 10:36:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2019-11-20 10:36:16,238 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 10:36:16,238 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2019-11-20 10:36:16,247 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 10:36:16,600 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,603 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 10:36:16,606 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,606 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,606 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,607 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,607 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,607 INFO L569 CodeCheckObserver]: Invariant with dag size 12 [2019-11-20 10:36:16,608 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,609 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 10:36:16,609 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,610 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:36:16,610 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 10:36:16,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 10:36:16 ImpRootNode [2019-11-20 10:36:16,611 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 10:36:16,612 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:36:16,612 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:36:16,612 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:36:16,612 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:35:55" (3/4) ... [2019-11-20 10:36:16,616 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 10:36:16,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-20 10:36:16,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 10:36:16,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 10:36:16,622 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 10:36:16,622 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 10:36:16,622 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-20 10:36:16,622 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 10:36:16,623 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 10:36:16,630 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2019-11-20 10:36:16,631 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 10:36:16,631 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2019-11-20 10:36:16,632 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 10:36:16,632 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 10:36:16,633 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 10:36:16,659 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2019-11-20 10:36:16,660 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-11-20 10:36:16,660 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || 0 == tmp) || !(pumpRunning == \old(pumpRunning))) || !(pumpRunning == 0) [2019-11-20 10:36:16,697 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_262941a1-a19c-4f19-97ec-bbd22d4ff2c2/bin/ukojak/witness.graphml [2019-11-20 10:36:16,697 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:36:16,699 INFO L168 Benchmark]: Toolchain (without parser) took 22522.26 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 444.6 MB). Free memory was 939.3 MB in the beginning and 852.4 MB in the end (delta: 86.9 MB). Peak memory consumption was 531.5 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:16,699 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:36:16,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -171.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:16,700 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.69 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:16,701 INFO L168 Benchmark]: Boogie Preprocessor took 34.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:36:16,701 INFO L168 Benchmark]: RCFGBuilder took 974.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:16,701 INFO L168 Benchmark]: CodeCheck took 20696.62 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 315.6 MB). Free memory was 1.0 GB in the beginning and 856.8 MB in the end (delta: 166.6 MB). Peak memory consumption was 482.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:16,702 INFO L168 Benchmark]: Witness Printer took 85.92 ms. Allocated memory is still 1.5 GB. Free memory was 856.8 MB in the beginning and 852.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 11.5 GB. [2019-11-20 10:36:16,704 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 9 procedures, 59 locations, 1 error locations. Result: SAFE, OverallTime: 20.2s, OverallIterations: 40, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1128944208 SDtfs, -1642729746 SDslu, 1282035008 SDs, 0 SdLazy, 1823041970 SolverSat, -1656745920 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19588 GetRequests, 19207 SyntacticMatches, 117 SemanticMatches, 264 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28677 ImplicationChecksByTransitivity, 15.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1918 NumberOfCodeBlocks, 1918 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 1879 ConstructedInterpolants, 0 QuantifiedInterpolants, 208691 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 27 PerfectInterpolantSequences, 744/804 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: 916]: 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: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || 0 == tmp) || !(pumpRunning == \old(pumpRunning))) || !(pumpRunning == 0) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive * 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 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 667.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -171.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.69 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 974.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 11.5 GB. * CodeCheck took 20696.62 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 315.6 MB). Free memory was 1.0 GB in the beginning and 856.8 MB in the end (delta: 166.6 MB). Peak memory consumption was 482.2 MB. Max. memory is 11.5 GB. * Witness Printer took 85.92 ms. Allocated memory is still 1.5 GB. Free memory was 856.8 MB in the beginning and 852.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...