./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product09_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product09_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/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 51c3bbda42df3e7a563a36af727e140b310abe72 .................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:49:48,463 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:49:48,464 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:49:48,470 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:49:48,471 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:49:48,471 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:49:48,472 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:49:48,473 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:49:48,474 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:49:48,474 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:49:48,475 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:49:48,475 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:49:48,475 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:49:48,476 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:49:48,476 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:49:48,477 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:49:48,477 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:49:48,478 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:49:48,479 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:49:48,480 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:49:48,480 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:49:48,481 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:49:48,482 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:49:48,482 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:49:48,482 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:49:48,483 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:49:48,483 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:49:48,484 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:49:48,484 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:49:48,485 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:49:48,485 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:49:48,485 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:49:48,485 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:49:48,485 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:49:48,486 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:49:48,486 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:49:48,487 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 11:49:48,494 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:49:48,494 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:49:48,495 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:49:48,495 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:49:48,495 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:49:48,495 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:49:48,496 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:49:48,496 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:49:48,496 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:49:48,496 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:49:48,496 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:49:48,496 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:49:48,496 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:49:48,496 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:49:48,496 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:49:48,497 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:49:48,497 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:49:48,497 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:49:48,497 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:49:48,497 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:49:48,497 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:49:48,497 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:49:48,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:49:48,497 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:49:48,498 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:49:48,498 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:49:48,498 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:49:48,498 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:49:48,498 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:49:48,498 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/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 -> 51c3bbda42df3e7a563a36af727e140b310abe72 [2018-12-08 11:49:48,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:49:48,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:49:48,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:49:48,527 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:49:48,528 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:49:48,528 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product09_true-unreach-call_false-termination.cil.c [2018-12-08 11:49:48,574 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/data/b148dc338/228651da883042faa073861def772881/FLAG238ffdcf3 [2018-12-08 11:49:49,053 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:49:49,053 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/sv-benchmarks/c/product-lines/minepump_spec4_product09_true-unreach-call_false-termination.cil.c [2018-12-08 11:49:49,059 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/data/b148dc338/228651da883042faa073861def772881/FLAG238ffdcf3 [2018-12-08 11:49:49,549 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/data/b148dc338/228651da883042faa073861def772881 [2018-12-08 11:49:49,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:49:49,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:49:49,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:49:49,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:49:49,555 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:49:49,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a96ab85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49, skipping insertion in model container [2018-12-08 11:49:49,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:49:49,584 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:49:49,741 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:49:49,748 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:49:49,817 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:49:49,831 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:49:49,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49 WrapperNode [2018-12-08 11:49:49,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:49:49,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:49:49,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:49:49,832 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:49:49,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:49:49,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:49:49,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:49:49,863 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:49:49,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... [2018-12-08 11:49:49,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:49:49,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:49:49,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:49:49,880 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:49:49,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:49:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/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 [2018-12-08 11:49:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:49:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 11:49:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 11:49:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 11:49:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 11:49:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 11:49:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 11:49:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 11:49:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:49:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:49:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 11:49:49,920 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 11:49:50,346 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:49:50,346 INFO L280 CfgBuilder]: Removed 30 assue(true) statements. [2018-12-08 11:49:50,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:49:50 BoogieIcfgContainer [2018-12-08 11:49:50,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:49:50,347 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:49:50,347 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:49:50,353 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:49:50,353 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:49:50" (1/1) ... [2018-12-08 11:49:50,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:49:50,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2018-12-08 11:49:50,383 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2018-12-08 11:49:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 11:49:50,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:49:50,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2018-12-08 11:49:50,510 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2018-12-08 11:49:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:49:50,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:49:50,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2018-12-08 11:49:50,561 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2018-12-08 11:49:50,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 11:49:50,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:49:50,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2018-12-08 11:49:50,695 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2018-12-08 11:49:50,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 11:49:50,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:49:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2018-12-08 11:49:50,737 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2018-12-08 11:49:50,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 11:49:50,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:49:50,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2018-12-08 11:49:50,772 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2018-12-08 11:49:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 11:49:50,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:49:50,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2018-12-08 11:49:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2018-12-08 11:49:50,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 11:49:50,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:49:50,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 72 transitions. [2018-12-08 11:49:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2018-12-08 11:49:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 11:49:50,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:49:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:50,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 68 transitions. [2018-12-08 11:49:50,974 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2018-12-08 11:49:50,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 11:49:50,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:49:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:49:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-08 11:49:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:49:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 24 states and 28 transitions. [2018-12-08 11:49:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2018-12-08 11:49:51,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:49:51,069 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-12-08 11:49:51,075 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 11:49:51,122 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,124 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,124 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,124 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,124 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,124 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 11:49:51,126 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,127 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,127 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,127 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:49:51,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:49:51 ImpRootNode [2018-12-08 11:49:51,127 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:49:51,127 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:49:51,127 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:49:51,128 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:49:51,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:49:50" (3/4) ... [2018-12-08 11:49:51,131 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:49:51,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 11:49:51,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 11:49:51,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 11:49:51,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 11:49:51,138 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2018-12-08 11:49:51,138 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-08 11:49:51,139 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 11:49:51,139 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 11:49:51,139 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 11:49:51,140 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 11:49:51,185 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_096ee471-0891-4057-b9dc-9d80bec1feaa/bin-2019/ukojak/witness.graphml [2018-12-08 11:49:51,185 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:49:51,186 INFO L168 Benchmark]: Toolchain (without parser) took 1634.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 960.3 MB in the beginning and 896.1 MB in the end (delta: 64.2 MB). Peak memory consumption was 179.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:49:51,186 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:49:51,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:49:51,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:49:51,187 INFO L168 Benchmark]: Boogie Preprocessor took 17.55 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:49:51,187 INFO L168 Benchmark]: RCFGBuilder took 466.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 11.5 GB. [2018-12-08 11:49:51,187 INFO L168 Benchmark]: CodeCheck took 780.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 902.8 MB in the end (delta: 128.9 MB). Peak memory consumption was 128.9 MB. Max. memory is 11.5 GB. [2018-12-08 11:49:51,188 INFO L168 Benchmark]: Witness Printer took 57.77 ms. Allocated memory is still 1.1 GB. Free memory was 902.8 MB in the beginning and 896.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:49:51,189 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 5 procedures, 51 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8024 SDtfs, 3232 SDslu, 4736 SDs, 0 SdLazy, 4704 SolverSat, 1532 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1310 GetRequests, 1274 SyntacticMatches, 14 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 162 NumberOfCodeBlocks, 162 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 153 ConstructedInterpolants, 0 QuantifiedInterpolants, 5811 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 21/21 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 410]: 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: 762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 == pumpRunning - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 278.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.55 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 466.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 11.5 GB. * CodeCheck took 780.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 902.8 MB in the end (delta: 128.9 MB). Peak memory consumption was 128.9 MB. Max. memory is 11.5 GB. * Witness Printer took 57.77 ms. Allocated memory is still 1.1 GB. Free memory was 902.8 MB in the beginning and 896.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...