./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/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 b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 03:00:52,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 03:00:52,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 03:00:52,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 03:00:52,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 03:00:52,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 03:00:52,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 03:00:52,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 03:00:52,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 03:00:52,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 03:00:52,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 03:00:52,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 03:00:52,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 03:00:52,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 03:00:52,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 03:00:52,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 03:00:52,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 03:00:52,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 03:00:52,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 03:00:52,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 03:00:52,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 03:00:52,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 03:00:52,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 03:00:52,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 03:00:52,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 03:00:52,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 03:00:52,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 03:00:52,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 03:00:52,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 03:00:52,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 03:00:52,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 03:00:52,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 03:00:52,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 03:00:52,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 03:00:52,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 03:00:52,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 03:00:52,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 03:00:52,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 03:00:52,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 03:00:52,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 03:00:52,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 03:00:52,559 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 03:00:52,582 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 03:00:52,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 03:00:52,582 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 03:00:52,583 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 03:00:52,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 03:00:52,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 03:00:52,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 03:00:52,584 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 03:00:52,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 03:00:52,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 03:00:52,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 03:00:52,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 03:00:52,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 03:00:52,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 03:00:52,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 03:00:52,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 03:00:52,585 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 03:00:52,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 03:00:52,586 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 03:00:52,586 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 03:00:52,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 03:00:52,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 03:00:52,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 03:00:52,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 03:00:52,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 03:00:52,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 03:00:52,587 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 03:00:52,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 03:00:52,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 03:00:52,588 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_c4286fe2-6d57-4566-805c-1fcc375816df/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 -> b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c [2019-11-26 03:00:52,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 03:00:52,783 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 03:00:52,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 03:00:52,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 03:00:52,788 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 03:00:52,788 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2019-11-26 03:00:52,843 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/data/48c9f408b/d4182cd1bdd745c2b42e0da41756d041/FLAGd9985a871 [2019-11-26 03:00:53,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 03:00:53,285 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2019-11-26 03:00:53,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/data/48c9f408b/d4182cd1bdd745c2b42e0da41756d041/FLAGd9985a871 [2019-11-26 03:00:53,630 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/data/48c9f408b/d4182cd1bdd745c2b42e0da41756d041 [2019-11-26 03:00:53,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 03:00:53,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 03:00:53,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 03:00:53,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 03:00:53,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 03:00:53,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 03:00:53" (1/1) ... [2019-11-26 03:00:53,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b26939b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:53, skipping insertion in model container [2019-11-26 03:00:53,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 03:00:53" (1/1) ... [2019-11-26 03:00:53,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 03:00:53,697 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 03:00:54,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 03:00:54,097 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 03:00:54,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 03:00:54,198 INFO L205 MainTranslator]: Completed translation [2019-11-26 03:00:54,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54 WrapperNode [2019-11-26 03:00:54,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 03:00:54,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 03:00:54,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 03:00:54,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 03:00:54,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 03:00:54,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 03:00:54,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 03:00:54,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 03:00:54,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... [2019-11-26 03:00:54,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 03:00:54,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 03:00:54,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 03:00:54,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 03:00:54,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/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 [2019-11-26 03:00:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 03:00:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 03:00:54,351 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 03:00:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 03:00:54,352 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 03:00:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 03:00:54,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 03:00:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 03:00:54,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 03:00:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 03:00:54,354 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 03:00:54,355 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-26 03:00:54,355 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-26 03:00:54,355 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 03:00:54,355 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 03:00:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 03:00:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 03:00:54,358 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 03:00:54,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 03:00:54,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 03:00:55,191 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 03:00:55,191 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-26 03:00:55,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:00:55 BoogieIcfgContainer [2019-11-26 03:00:55,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 03:00:55,193 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 03:00:55,193 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 03:00:55,203 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 03:00:55,203 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:00:55" (1/1) ... [2019-11-26 03:00:55,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 03:00:55,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:55,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2019-11-26 03:00:55,243 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2019-11-26 03:00:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 03:00:55,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:55,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:55,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2019-11-26 03:00:55,447 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2019-11-26 03:00:55,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 03:00:55,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:55,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2019-11-26 03:00:55,558 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2019-11-26 03:00:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 03:00:55,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:55,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:55,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:55,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2019-11-26 03:00:55,815 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2019-11-26 03:00:55,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 03:00:55,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:55,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2019-11-26 03:00:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2019-11-26 03:00:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 03:00:55,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:55,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:55,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:55,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2019-11-26 03:00:55,987 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2019-11-26 03:00:55,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 03:00:55,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:56,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:56,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:56,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2019-11-26 03:00:56,739 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2019-11-26 03:00:56,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 03:00:56,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:56,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 03:00:57,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:57,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 149 transitions. [2019-11-26 03:00:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2019-11-26 03:00:57,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 03:00:57,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 03:00:57,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:57,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 99 states and 152 transitions. [2019-11-26 03:00:57,655 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2019-11-26 03:00:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 03:00:57,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:57,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 03:00:57,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:57,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 100 states and 155 transitions. [2019-11-26 03:00:57,720 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2019-11-26 03:00:57,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-26 03:00:57,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 03:00:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:57,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 102 states and 158 transitions. [2019-11-26 03:00:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 158 transitions. [2019-11-26 03:00:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 03:00:57,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:57,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:57,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:57,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2019-11-26 03:00:57,945 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2019-11-26 03:00:57,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 03:00:57,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:58,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:58,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 115 states and 183 transitions. [2019-11-26 03:00:58,632 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 183 transitions. [2019-11-26 03:00:58,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 03:00:58,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:58,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:58,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 117 states and 188 transitions. [2019-11-26 03:00:58,922 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 188 transitions. [2019-11-26 03:00:58,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 03:00:58,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:58,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:58,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 115 states and 182 transitions. [2019-11-26 03:00:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2019-11-26 03:00:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 03:00:58,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:59,089 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 03:00:59,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:59,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 121 states and 195 transitions. [2019-11-26 03:00:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 195 transitions. [2019-11-26 03:00:59,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 03:00:59,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:59,407 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 03:00:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 119 states and 191 transitions. [2019-11-26 03:00:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 191 transitions. [2019-11-26 03:00:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 03:00:59,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 03:01:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 122 states and 200 transitions. [2019-11-26 03:01:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 200 transitions. [2019-11-26 03:01:00,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 03:01:00,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:00,802 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 03:01:01,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:01,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 124 states and 204 transitions. [2019-11-26 03:01:01,024 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 204 transitions. [2019-11-26 03:01:01,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 03:01:01,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 03:01:01,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:01,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 115 states and 184 transitions. [2019-11-26 03:01:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 184 transitions. [2019-11-26 03:01:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-26 03:01:01,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:01,355 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 03:01:02,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:02,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 124 states and 209 transitions. [2019-11-26 03:01:02,867 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2019-11-26 03:01:02,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-26 03:01:02,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:02,933 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 03:01:04,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:04,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 133 states and 227 transitions. [2019-11-26 03:01:04,619 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 227 transitions. [2019-11-26 03:01:04,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-26 03:01:04,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 03:01:05,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:05,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 121 states and 195 transitions. [2019-11-26 03:01:05,427 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 195 transitions. [2019-11-26 03:01:05,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-26 03:01:05,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:05,466 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-26 03:01:06,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:06,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 123 states and 195 transitions. [2019-11-26 03:01:06,511 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 195 transitions. [2019-11-26 03:01:06,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-26 03:01:06,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:06,543 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-26 03:01:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 125 states and 198 transitions. [2019-11-26 03:01:06,570 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 198 transitions. [2019-11-26 03:01:06,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-26 03:01:06,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:06,603 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-26 03:01:06,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:06,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 126 states and 199 transitions. [2019-11-26 03:01:06,647 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2019-11-26 03:01:06,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-26 03:01:06,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-26 03:01:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 71 states and 87 transitions. [2019-11-26 03:01:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2019-11-26 03:01:06,708 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 03:01:06,708 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2019-11-26 03:01:06,716 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 03:01:07,106 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-26 03:01:07,114 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,115 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,115 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,115 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,115 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-26 03:01:07,118 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,118 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-26 03:01:07,119 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,120 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,120 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-26 03:01:07,121 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,121 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 03:01:07,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 03:01:07 ImpRootNode [2019-11-26 03:01:07,122 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 03:01:07,122 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 03:01:07,122 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 03:01:07,123 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 03:01:07,123 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:00:55" (3/4) ... [2019-11-26 03:01:07,127 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 03:01:07,132 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-26 03:01:07,132 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-26 03:01:07,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 03:01:07,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 03:01:07,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 03:01:07,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-26 03:01:07,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 03:01:07,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2019-11-26 03:01:07,151 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2019-11-26 03:01:07,151 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-26 03:01:07,152 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 03:01:07,153 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 03:01:07,154 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 03:01:07,154 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 03:01:07,155 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 03:01:07,186 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2019-11-26 03:01:07,190 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-11-26 03:01:07,190 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == tmp) && !(pumpRunning == 0)) || methaneLevelCritical == tmp) || (!(0 == tmp) && !(pumpRunning == \old(pumpRunning))) [2019-11-26 03:01:07,255 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c4286fe2-6d57-4566-805c-1fcc375816df/bin/ukojak/witness.graphml [2019-11-26 03:01:07,255 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 03:01:07,257 INFO L168 Benchmark]: Toolchain (without parser) took 13624.07 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 305.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -135.6 MB). Peak memory consumption was 170.0 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:07,258 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 03:01:07,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:07,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.08 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:07,259 INFO L168 Benchmark]: Boogie Preprocessor took 32.76 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:07,260 INFO L168 Benchmark]: RCFGBuilder took 908.77 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:07,260 INFO L168 Benchmark]: CodeCheck took 11929.27 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 162.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -42.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:07,261 INFO L168 Benchmark]: Witness Printer took 133.18 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:07,271 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: 11.4s, OverallIterations: 27, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1545737540 SDtfs, 428657532 SDslu, 721035772 SDs, 0 SdLazy, 649195260 SolverSat, 203211940 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10319 GetRequests, 10069 SyntacticMatches, 54 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14907 ImplicationChecksByTransitivity, 8.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1091 NumberOfCodeBlocks, 1091 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1065 ConstructedInterpolants, 0 QuantifiedInterpolants, 90786 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 22 PerfectInterpolantSequences, 314/322 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: 650]: 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: 426]: Loop Invariant Derived loop invariant: ((!(0 == tmp) && !(pumpRunning == 0)) || methaneLevelCritical == tmp) || (!(0 == tmp) && !(pumpRunning == \old(pumpRunning))) - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((1 == tmp && tmp == systemActive) && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 565.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.08 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.76 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 908.77 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 11929.27 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 162.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -42.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. * Witness Printer took 133.18 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...