./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product30.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_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/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 bd2e3a23ca3a9dd9f2f02315ad4615e39e48f52f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:28:41,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:28:41,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:28:41,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:28:41,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:28:41,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:28:41,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:28:41,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:28:41,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:28:41,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:28:41,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:28:41,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:28:41,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:28:41,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:28:41,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:28:41,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:28:41,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:28:41,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:28:41,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:28:41,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:28:41,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:28:41,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:28:41,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:28:41,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:28:41,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:28:41,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:28:41,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:28:41,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:28:41,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:28:41,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:28:41,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:28:41,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:28:41,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:28:41,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:28:41,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:28:41,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:28:41,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:28:41,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:28:41,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:28:41,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:28:41,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:28:41,532 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:28:41,563 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:28:41,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:28:41,564 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:28:41,564 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:28:41,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:28:41,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:28:41,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:28:41,565 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:28:41,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:28:41,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:28:41,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:28:41,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:28:41,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:28:41,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:28:41,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:28:41,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:28:41,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:28:41,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:28:41,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:28:41,568 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:28:41,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:28:41,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:28:41,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:28:41,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:28:41,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:28:41,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:28:41,570 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:28:41,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:28:41,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:28:41,570 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_dcbdc447-8385-4202-851d-5f1418238f60/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 -> bd2e3a23ca3a9dd9f2f02315ad4615e39e48f52f [2019-11-26 02:28:41,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:28:41,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:28:41,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:28:41,819 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:28:41,820 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:28:41,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2019-11-26 02:28:41,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/data/8014f1343/bc5286d0cf114dd3be034370660940e2/FLAG310ebc71c [2019-11-26 02:28:42,501 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:28:42,502 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2019-11-26 02:28:42,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/data/8014f1343/bc5286d0cf114dd3be034370660940e2/FLAG310ebc71c [2019-11-26 02:28:42,762 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/data/8014f1343/bc5286d0cf114dd3be034370660940e2 [2019-11-26 02:28:42,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:28:42,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:28:42,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:28:42,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:28:42,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:28:42,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:28:42" (1/1) ... [2019-11-26 02:28:42,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c5eace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:42, skipping insertion in model container [2019-11-26 02:28:42,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:28:42" (1/1) ... [2019-11-26 02:28:42,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:28:42,847 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:28:43,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:28:43,281 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:28:43,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:28:43,406 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:28:43,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43 WrapperNode [2019-11-26 02:28:43,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:28:43,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:28:43,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:28:43,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:28:43,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:28:43,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:28:43,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:28:43,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:28:43,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... [2019-11-26 02:28:43,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:28:43,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:28:43,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:28:43,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:28:43,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/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 02:28:43,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:28:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:28:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:28:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:28:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:28:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:28:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:28:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:28:43,601 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:28:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:28:43,601 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:28:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-26 02:28:43,601 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-26 02:28:43,602 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:28:43,602 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:28:43,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:28:43,602 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:28:43,602 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:28:43,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:28:43,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:28:44,645 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:28:44,645 INFO L284 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-26 02:28:44,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:28:44 BoogieIcfgContainer [2019-11-26 02:28:44,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:28:44,648 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:28:44,648 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:28:44,659 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:28:44,660 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:28:44" (1/1) ... [2019-11-26 02:28:44,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:28:44,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:44,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-11-26 02:28:44,724 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-11-26 02:28:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:28:44,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:45,044 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 02:28:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:45,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2019-11-26 02:28:45,059 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2019-11-26 02:28:45,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:28:45,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:45,186 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 02:28:45,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:45,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2019-11-26 02:28:45,212 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2019-11-26 02:28:45,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:28:45,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:45,380 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 02:28:45,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2019-11-26 02:28:45,594 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2019-11-26 02:28:45,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:28:45,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:45,739 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 02:28:46,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:46,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 81 states and 123 transitions. [2019-11-26 02:28:46,366 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 123 transitions. [2019-11-26 02:28:46,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:28:46,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:46,454 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 02:28:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:46,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 84 states and 128 transitions. [2019-11-26 02:28:46,482 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2019-11-26 02:28:46,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:28:46,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:46,688 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 02:28:48,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 160 transitions. [2019-11-26 02:28:48,081 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2019-11-26 02:28:48,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:28:48,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:48,217 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 02:28:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 103 states and 178 transitions. [2019-11-26 02:28:48,563 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 178 transitions. [2019-11-26 02:28:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:28:48,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:48,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:48,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:48,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 106 states and 179 transitions. [2019-11-26 02:28:48,769 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 179 transitions. [2019-11-26 02:28:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:28:48,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:48,896 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 02:28:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 108 states and 184 transitions. [2019-11-26 02:28:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2019-11-26 02:28:49,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:28:49,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:49,214 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 02:28:49,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:49,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 106 states and 178 transitions. [2019-11-26 02:28:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 178 transitions. [2019-11-26 02:28:49,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:28:49,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:50,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:50,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 113 states and 199 transitions. [2019-11-26 02:28:50,130 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 199 transitions. [2019-11-26 02:28:50,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:28:50,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:50,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 116 states and 206 transitions. [2019-11-26 02:28:50,237 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 206 transitions. [2019-11-26 02:28:50,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:28:50,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:50,271 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:50,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:50,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 118 states and 209 transitions. [2019-11-26 02:28:50,487 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 209 transitions. [2019-11-26 02:28:50,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:28:50,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:50,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 123 states and 224 transitions. [2019-11-26 02:28:50,736 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 224 transitions. [2019-11-26 02:28:50,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:28:50,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:50,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:50,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 124 states and 225 transitions. [2019-11-26 02:28:50,795 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 225 transitions. [2019-11-26 02:28:50,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:28:50,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:50,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 126 states and 227 transitions. [2019-11-26 02:28:50,879 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 227 transitions. [2019-11-26 02:28:50,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-26 02:28:50,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:50,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 128 states and 229 transitions. [2019-11-26 02:28:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 229 transitions. [2019-11-26 02:28:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:28:50,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:51,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-26 02:28:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 135 states and 255 transitions. [2019-11-26 02:28:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 255 transitions. [2019-11-26 02:28:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-26 02:28:51,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:51,967 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-26 02:28:52,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:52,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 135 states and 253 transitions. [2019-11-26 02:28:52,561 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 253 transitions. [2019-11-26 02:28:52,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-26 02:28:52,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-26 02:28:53,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:53,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 137 states and 259 transitions. [2019-11-26 02:28:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 259 transitions. [2019-11-26 02:28:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:28:53,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:53,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:53,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 139 states and 264 transitions. [2019-11-26 02:28:53,358 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 264 transitions. [2019-11-26 02:28:53,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:28:53,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:53,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:53,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 141 states and 270 transitions. [2019-11-26 02:28:53,848 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 270 transitions. [2019-11-26 02:28:53,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:28:53,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:53,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-26 02:28:54,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:54,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 144 states and 275 transitions. [2019-11-26 02:28:54,372 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 275 transitions. [2019-11-26 02:28:54,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-26 02:28:54,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:54,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:54,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 144 states and 271 transitions. [2019-11-26 02:28:54,618 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 271 transitions. [2019-11-26 02:28:54,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:28:54,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:54,648 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:28:54,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 144 states and 269 transitions. [2019-11-26 02:28:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 269 transitions. [2019-11-26 02:28:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-26 02:28:54,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:54,705 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:28:54,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:54,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 130 states and 239 transitions. [2019-11-26 02:28:54,735 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 239 transitions. [2019-11-26 02:28:54,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:28:54,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:28:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:55,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 132 states and 243 transitions. [2019-11-26 02:28:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 243 transitions. [2019-11-26 02:28:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-26 02:28:55,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:28:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:55,144 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:28:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:28:55,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 68 states and 95 transitions. [2019-11-26 02:28:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2019-11-26 02:28:55,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:28:55,558 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 29 iterations. [2019-11-26 02:28:55,566 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:28:55,786 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,789 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,790 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,790 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,790 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,790 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-26 02:28:55,794 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,794 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-26 02:28:55,795 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,795 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,795 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,795 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,796 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-26 02:28:55,797 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:28:55,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:28:55 ImpRootNode [2019-11-26 02:28:55,797 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:28:55,797 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:28:55,798 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:28:55,798 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:28:55,798 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:28:44" (3/4) ... [2019-11-26 02:28:55,801 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:28:55,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-26 02:28:55,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-26 02:28:55,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 02:28:55,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 02:28:55,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 02:28:55,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 02:28:55,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:28:55,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-11-26 02:28:55,815 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2019-11-26 02:28:55,816 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-26 02:28:55,817 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:28:55,817 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:28:55,818 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:28:55,818 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:28:55,819 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:28:55,846 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2019-11-26 02:28:55,847 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-11-26 02:28:55,887 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dcbdc447-8385-4202-851d-5f1418238f60/bin/ukojak/witness.graphml [2019-11-26 02:28:55,888 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:28:55,890 INFO L168 Benchmark]: Toolchain (without parser) took 13123.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 256.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -196.9 MB). Peak memory consumption was 59.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:55,890 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:28:55,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 939.4 MB in the beginning and 1.2 GB in the end (delta: -220.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:55,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:55,891 INFO L168 Benchmark]: Boogie Preprocessor took 57.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:28:55,891 INFO L168 Benchmark]: RCFGBuilder took 1112.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:55,892 INFO L168 Benchmark]: CodeCheck took 11149.68 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -67.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:55,892 INFO L168 Benchmark]: Witness Printer took 90.36 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:55,894 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, 57 locations, 1 error locations. Result: SAFE, OverallTime: 10.8s, OverallIterations: 29, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 933864464 SDtfs, -2085422952 SDslu, -167089024 SDs, 0 SdLazy, 133072778 SolverSat, 1383707370 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10331 GetRequests, 10094 SyntacticMatches, 61 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13746 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 913 NumberOfCodeBlocks, 913 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 885 ConstructedInterpolants, 0 QuantifiedInterpolants, 69954 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 22 PerfectInterpolantSequences, 225/254 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: 944]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: ((1 == tmp && pumpRunning == 0) && tmp == waterLevel) && tmp == systemActive - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 639.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 939.4 MB in the beginning and 1.2 GB in the end (delta: -220.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1112.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 11149.68 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -67.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * Witness Printer took 90.36 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...