./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product15.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_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/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 0293b5fd4bdba9c4dffc69cf3cddef161bbc7b19 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:56:56,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 21:56:56,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 21:56:56,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 21:56:56,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 21:56:56,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 21:56:56,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 21:56:56,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 21:56:56,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 21:56:56,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 21:56:56,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 21:56:56,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 21:56:56,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 21:56:56,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 21:56:56,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 21:56:56,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 21:56:56,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 21:56:56,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 21:56:56,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 21:56:56,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 21:56:56,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 21:56:56,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 21:56:56,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 21:56:56,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 21:56:56,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 21:56:56,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 21:56:56,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 21:56:56,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 21:56:56,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 21:56:56,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 21:56:56,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 21:56:56,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 21:56:56,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 21:56:56,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 21:56:56,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 21:56:56,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 21:56:56,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 21:56:56,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 21:56:56,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 21:56:56,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 21:56:56,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 21:56:56,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 21:56:56,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 21:56:56,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 21:56:56,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 21:56:56,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 21:56:56,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 21:56:56,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 21:56:56,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 21:56:56,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 21:56:56,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 21:56:56,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 21:56:56,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 21:56:56,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 21:56:56,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 21:56:56,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 21:56:56,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 21:56:56,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 21:56:56,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 21:56:56,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 21:56:56,235 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 21:56:56,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 21:56:56,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 21:56:56,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 21:56:56,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 21:56:56,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 21:56:56,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 21:56:56,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 21:56:56,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 21:56:56,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 21:56:56,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 21:56:56,236 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_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/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 -> 0293b5fd4bdba9c4dffc69cf3cddef161bbc7b19 [2019-12-01 21:56:56,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 21:56:56,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 21:56:56,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 21:56:56,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 21:56:56,350 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 21:56:56,351 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c [2019-12-01 21:56:56,394 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/data/19ebf92a4/9e2d00f799a442ac8a7b3dec30573845/FLAG1b3173cce [2019-12-01 21:56:56,781 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 21:56:56,782 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c [2019-12-01 21:56:56,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/data/19ebf92a4/9e2d00f799a442ac8a7b3dec30573845/FLAG1b3173cce [2019-12-01 21:56:57,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/data/19ebf92a4/9e2d00f799a442ac8a7b3dec30573845 [2019-12-01 21:56:57,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 21:56:57,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 21:56:57,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 21:56:57,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 21:56:57,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 21:56:57,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea5e564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57, skipping insertion in model container [2019-12-01 21:56:57,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 21:56:57,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 21:56:57,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 21:56:57,416 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 21:56:57,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 21:56:57,483 INFO L208 MainTranslator]: Completed translation [2019-12-01 21:56:57,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57 WrapperNode [2019-12-01 21:56:57,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 21:56:57,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 21:56:57,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 21:56:57,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 21:56:57,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 21:56:57,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 21:56:57,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 21:56:57,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 21:56:57,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... [2019-12-01 21:56:57,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 21:56:57,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 21:56:57,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 21:56:57,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 21:56:57,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:56:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/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 21:56:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 21:56:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 21:56:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 21:56:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 21:56:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 21:56:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 21:56:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 21:56:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 21:56:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 21:56:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 21:56:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 21:56:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-12-01 21:56:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-12-01 21:56:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 21:56:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 21:56:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 21:56:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 21:56:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 21:56:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 21:56:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 21:56:58,119 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 21:56:58,119 INFO L287 CfgBuilder]: Removed 30 assume(true) statements. [2019-12-01 21:56:58,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:56:58 BoogieIcfgContainer [2019-12-01 21:56:58,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 21:56:58,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 21:56:58,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 21:56:58,127 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 21:56:58,127 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:56:58" (1/1) ... [2019-12-01 21:56:58,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 21:56:58,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 60 states and 79 transitions. [2019-12-01 21:56:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2019-12-01 21:56:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 21:56:58,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:58,312 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 21:56:58,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:58,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2019-12-01 21:56:58,322 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2019-12-01 21:56:58,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 21:56:58,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:58,382 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 21:56:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:58,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2019-12-01 21:56:58,401 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2019-12-01 21:56:58,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 21:56:58,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:58,463 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 21:56:58,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 101 transitions. [2019-12-01 21:56:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2019-12-01 21:56:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 21:56:58,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:58,603 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 21:56:58,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2019-12-01 21:56:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-12-01 21:56:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 21:56:58,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:58,683 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 21:56:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:58,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 89 states and 135 transitions. [2019-12-01 21:56:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 135 transitions. [2019-12-01 21:56:58,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 21:56:58,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:58,933 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 21:56:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:58,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 90 states and 136 transitions. [2019-12-01 21:56:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2019-12-01 21:56:58,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 21:56:58,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:58,970 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 21:56:58,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 91 states and 137 transitions. [2019-12-01 21:56:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 137 transitions. [2019-12-01 21:56:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 21:56:58,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:59,009 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 21:56:59,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:59,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 97 states and 151 transitions. [2019-12-01 21:56:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 151 transitions. [2019-12-01 21:56:59,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 21:56:59,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:59,116 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 21:56:59,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:59,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 98 states and 152 transitions. [2019-12-01 21:56:59,126 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 152 transitions. [2019-12-01 21:56:59,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 21:56:59,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:59,201 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 21:56:59,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:59,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 115 states and 187 transitions. [2019-12-01 21:56:59,794 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 187 transitions. [2019-12-01 21:56:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 21:56:59,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:59,814 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 21:56:59,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:56:59,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 121 states and 199 transitions. [2019-12-01 21:56:59,907 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 199 transitions. [2019-12-01 21:56:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 21:56:59,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:56:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:56:59,929 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 21:57:00,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:00,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 125 states and 205 transitions. [2019-12-01 21:57:00,011 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 205 transitions. [2019-12-01 21:57:00,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 21:57:00,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:00,035 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 21:57:00,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 126 states and 206 transitions. [2019-12-01 21:57:00,045 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 206 transitions. [2019-12-01 21:57:00,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 21:57:00,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:00,063 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 21:57:00,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:00,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 130 states and 215 transitions. [2019-12-01 21:57:00,087 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 215 transitions. [2019-12-01 21:57:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 21:57:00,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:00,132 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 21:57:00,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:00,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 133 states and 223 transitions. [2019-12-01 21:57:00,255 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2019-12-01 21:57:00,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 21:57:00,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:00,308 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 21:57:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 143 states and 249 transitions. [2019-12-01 21:57:00,749 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 249 transitions. [2019-12-01 21:57:00,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 21:57:00,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:00,767 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 21:57:00,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 141 states and 245 transitions. [2019-12-01 21:57:00,784 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2019-12-01 21:57:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 21:57:00,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:00,990 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 21:57:01,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:01,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 144 states and 251 transitions. [2019-12-01 21:57:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 251 transitions. [2019-12-01 21:57:01,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 21:57:01,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:01,508 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 21:57:01,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:01,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 145 states and 252 transitions. [2019-12-01 21:57:01,524 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 252 transitions. [2019-12-01 21:57:01,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 21:57:01,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:01,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:01,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 152 states and 264 transitions. [2019-12-01 21:57:01,679 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 264 transitions. [2019-12-01 21:57:01,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 21:57:01,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:01,697 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 21:57:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 168 states and 296 transitions. [2019-12-01 21:57:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 296 transitions. [2019-12-01 21:57:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 21:57:02,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:02,623 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:02,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:02,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 170 states and 297 transitions. [2019-12-01 21:57:02,768 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 297 transitions. [2019-12-01 21:57:02,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 21:57:02,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:02,785 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 21:57:02,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:02,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 173 states and 304 transitions. [2019-12-01 21:57:02,933 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 304 transitions. [2019-12-01 21:57:02,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 21:57:02,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:02,955 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 21:57:02,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:02,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 174 states and 305 transitions. [2019-12-01 21:57:02,964 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 305 transitions. [2019-12-01 21:57:02,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 21:57:02,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:02,979 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 21:57:03,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 177 states and 313 transitions. [2019-12-01 21:57:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 313 transitions. [2019-12-01 21:57:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 21:57:03,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 21:57:03,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:03,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 183 states and 331 transitions. [2019-12-01 21:57:03,364 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 331 transitions. [2019-12-01 21:57:03,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 21:57:03,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:03,380 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 21:57:03,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:03,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 184 states and 331 transitions. [2019-12-01 21:57:03,386 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 331 transitions. [2019-12-01 21:57:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 21:57:03,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:03,400 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 21:57:03,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:03,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 185 states and 332 transitions. [2019-12-01 21:57:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 332 transitions. [2019-12-01 21:57:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 21:57:03,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:03,427 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 21:57:03,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 186 states and 333 transitions. [2019-12-01 21:57:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 333 transitions. [2019-12-01 21:57:03,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 21:57:03,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:03,462 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 187 states and 334 transitions. [2019-12-01 21:57:03,473 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 334 transitions. [2019-12-01 21:57:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 21:57:03,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:03,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 21:57:04,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:04,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 203 states and 370 transitions. [2019-12-01 21:57:04,840 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 370 transitions. [2019-12-01 21:57:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 21:57:04,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 21:57:05,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:05,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 205 states and 371 transitions. [2019-12-01 21:57:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 371 transitions. [2019-12-01 21:57:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 21:57:05,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 21:57:06,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:06,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 217 states and 406 transitions. [2019-12-01 21:57:06,386 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 406 transitions. [2019-12-01 21:57:06,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 21:57:06,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 21:57:06,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 219 states and 407 transitions. [2019-12-01 21:57:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 407 transitions. [2019-12-01 21:57:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 21:57:06,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:06,630 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 21:57:06,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:06,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 220 states and 407 transitions. [2019-12-01 21:57:06,639 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 407 transitions. [2019-12-01 21:57:06,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 21:57:06,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 21:57:08,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:08,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 226 states and 417 transitions. [2019-12-01 21:57:08,074 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 417 transitions. [2019-12-01 21:57:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 21:57:08,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 21:57:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:08,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 227 states and 418 transitions. [2019-12-01 21:57:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 418 transitions. [2019-12-01 21:57:08,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 21:57:08,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 21:57:08,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 228 states and 419 transitions. [2019-12-01 21:57:08,130 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 419 transitions. [2019-12-01 21:57:08,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 21:57:08,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:08,219 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 239 states and 448 transitions. [2019-12-01 21:57:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 448 transitions. [2019-12-01 21:57:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 21:57:09,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:10,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:10,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 245 states and 459 transitions. [2019-12-01 21:57:10,177 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 459 transitions. [2019-12-01 21:57:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 21:57:10,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:10,191 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:10,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 250 states and 468 transitions. [2019-12-01 21:57:10,400 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 468 transitions. [2019-12-01 21:57:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 21:57:10,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 21:57:10,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:10,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 253 states and 472 transitions. [2019-12-01 21:57:10,432 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 472 transitions. [2019-12-01 21:57:10,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 21:57:10,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:10,449 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:10,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 254 states and 473 transitions. [2019-12-01 21:57:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 473 transitions. [2019-12-01 21:57:10,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 21:57:10,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:10,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:10,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:10,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 255 states and 474 transitions. [2019-12-01 21:57:10,503 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 474 transitions. [2019-12-01 21:57:10,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 21:57:10,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:10,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 256 states and 475 transitions. [2019-12-01 21:57:10,551 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 475 transitions. [2019-12-01 21:57:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 21:57:10,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:10,570 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:11,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:11,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 256 states and 465 transitions. [2019-12-01 21:57:11,224 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 465 transitions. [2019-12-01 21:57:11,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 21:57:11,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:11,240 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 21:57:11,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:11,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 258 states and 466 transitions. [2019-12-01 21:57:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 466 transitions. [2019-12-01 21:57:11,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 21:57:11,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:11,463 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 21:57:11,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:11,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 262 states and 473 transitions. [2019-12-01 21:57:11,589 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 473 transitions. [2019-12-01 21:57:11,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 21:57:11,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:11,604 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 21:57:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:13,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 270 states and 486 transitions. [2019-12-01 21:57:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 486 transitions. [2019-12-01 21:57:13,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 21:57:13,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:13,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:13,103 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 21:57:14,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 215 states and 361 transitions. [2019-12-01 21:57:14,096 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 361 transitions. [2019-12-01 21:57:14,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 21:57:14,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:14,110 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 21:57:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:14,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 216 states and 361 transitions. [2019-12-01 21:57:14,123 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 361 transitions. [2019-12-01 21:57:14,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 21:57:14,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 21:57:14,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:14,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 221 states and 371 transitions. [2019-12-01 21:57:14,409 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 371 transitions. [2019-12-01 21:57:14,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 21:57:14,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:14,425 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 21:57:14,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:14,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 219 states and 367 transitions. [2019-12-01 21:57:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 367 transitions. [2019-12-01 21:57:14,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 21:57:14,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:14,477 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 21:57:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:14,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 220 states and 370 transitions. [2019-12-01 21:57:14,749 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 370 transitions. [2019-12-01 21:57:14,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 21:57:14,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:14,762 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 21:57:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:15,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 221 states and 371 transitions. [2019-12-01 21:57:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 371 transitions. [2019-12-01 21:57:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 21:57:15,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 21:57:16,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 223 states and 371 transitions. [2019-12-01 21:57:16,067 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 371 transitions. [2019-12-01 21:57:16,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 21:57:16,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 21:57:16,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 225 states and 374 transitions. [2019-12-01 21:57:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 374 transitions. [2019-12-01 21:57:16,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 21:57:16,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,113 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 21:57:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 227 states and 376 transitions. [2019-12-01 21:57:16,131 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 376 transitions. [2019-12-01 21:57:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 21:57:16,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 21:57:16,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 228 states and 379 transitions. [2019-12-01 21:57:16,165 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 379 transitions. [2019-12-01 21:57:16,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 21:57:16,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,181 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 21:57:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 229 states and 381 transitions. [2019-12-01 21:57:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 381 transitions. [2019-12-01 21:57:16,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 21:57:16,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 21:57:16,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 230 states and 381 transitions. [2019-12-01 21:57:16,244 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 381 transitions. [2019-12-01 21:57:16,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 21:57:16,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,260 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 21:57:16,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 231 states and 382 transitions. [2019-12-01 21:57:16,274 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 382 transitions. [2019-12-01 21:57:16,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 21:57:16,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 21:57:16,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 234 states and 387 transitions. [2019-12-01 21:57:16,340 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 387 transitions. [2019-12-01 21:57:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 21:57:16,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,362 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 21:57:16,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 236 states and 390 transitions. [2019-12-01 21:57:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 390 transitions. [2019-12-01 21:57:16,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 21:57:16,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,395 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 21:57:16,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 232 states and 380 transitions. [2019-12-01 21:57:16,415 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 380 transitions. [2019-12-01 21:57:16,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 21:57:16,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,430 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 21:57:16,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 223 states and 363 transitions. [2019-12-01 21:57:16,450 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 363 transitions. [2019-12-01 21:57:16,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 21:57:16,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 21:57:16,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 224 states and 364 transitions. [2019-12-01 21:57:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 364 transitions. [2019-12-01 21:57:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 21:57:16,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,499 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 21:57:16,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 217 states and 348 transitions. [2019-12-01 21:57:16,524 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 348 transitions. [2019-12-01 21:57:16,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 21:57:16,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:57:16,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:57:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 21:57:16,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:57:16,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 139 states and 198 transitions. [2019-12-01 21:57:16,557 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 198 transitions. [2019-12-01 21:57:16,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 21:57:16,557 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 70 iterations. [2019-12-01 21:57:16,564 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 21:57:16,909 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:16,912 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:16,912 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:16,912 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:16,912 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:16,912 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:16,912 INFO L569 CodeCheckObserver]: Invariant with dag size 20 [2019-12-01 21:57:16,916 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:16,916 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 21:57:16,916 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-12-01 21:57:16,916 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-01 21:57:16,917 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-12-01 21:57:16,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 09:57:16 ImpRootNode [2019-12-01 21:57:16,918 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 21:57:16,918 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 21:57:16,918 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 21:57:16,918 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 21:57:16,918 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:56:58" (3/4) ... [2019-12-01 21:57:16,920 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 21:57:16,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-01 21:57:16,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-01 21:57:16,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-01 21:57:16,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-01 21:57:16,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-01 21:57:16,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-01 21:57:16,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-12-01 21:57:16,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-12-01 21:57:16,929 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2019-12-01 21:57:16,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-01 21:57:16,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-01 21:57:16,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 21:57:16,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 21:57:16,931 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 21:57:16,931 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 21:57:16,949 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning) || (1 == systemActive && !(0 == methaneLevelCritical))) || (!(0 == systemActive) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-12-01 21:57:16,950 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == tmp) && !(pumpRunning == 0)) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || tmp == methaneLevelCritical) || (!(0 == tmp) && 0 == systemActive) [2019-12-01 21:57:16,950 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || 0 == methaneLevelCritical) || pumpRunning == 0) || 0 == systemActive [2019-12-01 21:57:16,973 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dafd97c2-acd7-4abc-aaea-2ed7f1b6fb8f/bin/ukojak/witness.graphml [2019-12-01 21:57:16,973 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 21:57:16,975 INFO L168 Benchmark]: Toolchain (without parser) took 19823.54 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 455.1 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -222.5 MB). Peak memory consumption was 232.6 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:16,975 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 21:57:16,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -132.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:16,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.44 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 21:57:16,976 INFO L168 Benchmark]: Boogie Preprocessor took 22.39 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 21:57:16,976 INFO L168 Benchmark]: RCFGBuilder took 576.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 994.8 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:16,976 INFO L168 Benchmark]: CodeCheck took 18797.23 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 366.0 MB). Free memory was 994.8 MB in the beginning and 1.2 GB in the end (delta: -184.3 MB). Peak memory consumption was 181.7 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:16,976 INFO L168 Benchmark]: Witness Printer took 55.63 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2019-12-01 21:57:16,978 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, 60 locations, 1 error locations. Result: SAFE, OverallTime: 18.4s, OverallIterations: 70, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 491000356 SDtfs, -945909380 SDslu, 133260668 SDs, 0 SdLazy, 1737854700 SolverSat, -2007766636 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 44.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34043 GetRequests, 33295 SyntacticMatches, 380 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60391 ImplicationChecksByTransitivity, 14.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 3187 NumberOfCodeBlocks, 3187 NumberOfCodeBlocksAsserted, 69 NumberOfCheckSat, 3118 ConstructedInterpolants, 0 QuantifiedInterpolants, 313819 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 69 InterpolantComputations, 56 PerfectInterpolantSequences, 1312/1386 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: 295]: 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: 477]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning) || (1 == systemActive && !(0 == methaneLevelCritical))) || (!(0 == systemActive) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || 0 == methaneLevelCritical) || pumpRunning == 0) || 0 == systemActive - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (((!(0 == tmp) && !(pumpRunning == 0)) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || tmp == methaneLevelCritical) || (!(0 == tmp) && 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 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 331.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -132.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.44 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. * Boogie Preprocessor took 22.39 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. * RCFGBuilder took 576.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 994.8 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. * CodeCheck took 18797.23 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 366.0 MB). Free memory was 994.8 MB in the beginning and 1.2 GB in the end (delta: -184.3 MB). Peak memory consumption was 181.7 MB. Max. memory is 11.5 GB. * Witness Printer took 55.63 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...