./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/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 7d22266300e6cd9ced6ad4763303b2f8762682aa .................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:16:06,415 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:16:06,416 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:16:06,424 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:16:06,424 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:16:06,424 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:16:06,425 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:16:06,426 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:16:06,427 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:16:06,428 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:16:06,428 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:16:06,428 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:16:06,429 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:16:06,430 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:16:06,430 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:16:06,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:16:06,432 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:16:06,433 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:16:06,434 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:16:06,435 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:16:06,436 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:16:06,436 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:16:06,438 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:16:06,438 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:16:06,438 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:16:06,439 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:16:06,440 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:16:06,440 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:16:06,441 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:16:06,442 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:16:06,442 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:16:06,442 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:16:06,442 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:16:06,443 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:16:06,443 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:16:06,443 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:16:06,444 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:16:06,454 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:16:06,454 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:16:06,454 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:16:06,455 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:16:06,455 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:16:06,455 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:16:06,455 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:16:06,455 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:16:06,455 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:16:06,456 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:16:06,456 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:16:06,456 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:16:06,456 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:16:06,456 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:16:06,456 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:16:06,456 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:16:06,456 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:16:06,456 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:16:06,457 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:16:06,457 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:16:06,457 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:16:06,457 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:16:06,457 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:16:06,457 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:16:06,457 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:16:06,457 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:16:06,457 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:16:06,458 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:16:06,458 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_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/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 -> 7d22266300e6cd9ced6ad4763303b2f8762682aa [2018-11-10 12:16:06,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:16:06,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:16:06,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:16:06,491 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:16:06,491 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:16:06,491 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c [2018-11-10 12:16:06,529 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/data/6d88a28ff/10cc7171dbb044d0895f9f93874a8436/FLAG34669cc5c [2018-11-10 12:16:06,858 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:16:06,859 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c [2018-11-10 12:16:06,865 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/data/6d88a28ff/10cc7171dbb044d0895f9f93874a8436/FLAG34669cc5c [2018-11-10 12:16:06,873 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/data/6d88a28ff/10cc7171dbb044d0895f9f93874a8436 [2018-11-10 12:16:06,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:16:06,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:16:06,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:16:06,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:16:06,879 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:16:06,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:16:06" (1/1) ... [2018-11-10 12:16:06,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1243c5e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:06, skipping insertion in model container [2018-11-10 12:16:06,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:16:06" (1/1) ... [2018-11-10 12:16:06,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:16:06,916 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:16:07,100 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:16:07,107 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:16:07,159 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:16:07,174 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:16:07,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07 WrapperNode [2018-11-10 12:16:07,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:16:07,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:16:07,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:16:07,175 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:16:07,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:16:07,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:16:07,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:16:07,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:16:07,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... [2018-11-10 12:16:07,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:16:07,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:16:07,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:16:07,301 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:16:07,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:16:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/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 [2018-11-10 12:16:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:16:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 12:16:07,343 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 12:16:07,343 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 12:16:07,343 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 12:16:07,343 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 12:16:07,343 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 12:16:07,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:16:07,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:16:07,343 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 12:16:07,343 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 12:16:08,345 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:16:08,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:16:08 BoogieIcfgContainer [2018-11-10 12:16:08,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:16:08,345 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:16:08,346 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:16:08,353 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:16:08,353 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:16:08" (1/1) ... [2018-11-10 12:16:08,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:16:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:08,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2018-11-10 12:16:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2018-11-10 12:16:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 12:16:08,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:08,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:16:08,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2018-11-10 12:16:08,535 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2018-11-10 12:16:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:16:08,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:08,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:16:08,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:08,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2018-11-10 12:16:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-10 12:16:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:16:08,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:08,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:16:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2018-11-10 12:16:08,851 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2018-11-10 12:16:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:16:08,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:08,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:16:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:08,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 52 states and 72 transitions. [2018-11-10 12:16:08,917 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2018-11-10 12:16:08,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:16:08,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:08,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:16:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2018-11-10 12:16:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2018-11-10 12:16:08,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 12:16:08,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:16:09,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 60 states and 85 transitions. [2018-11-10 12:16:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 85 transitions. [2018-11-10 12:16:09,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:16:09,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:09,152 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:16:09,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:09,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 81 transitions. [2018-11-10 12:16:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2018-11-10 12:16:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:16:09,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:09,202 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:16:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:09,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 79 transitions. [2018-11-10 12:16:09,224 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2018-11-10 12:16:09,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:16:09,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:16:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:16:09,268 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 12:16:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:16:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 26 states and 30 transitions. [2018-11-10 12:16:09,334 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2018-11-10 12:16:09,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:16:09,334 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-11-10 12:16:09,342 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 12:16:09,385 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,390 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 12:16:09,393 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,393 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,393 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,394 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,394 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,394 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,394 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,394 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,394 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,394 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,394 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:16:09,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:16:09 ImpRootNode [2018-11-10 12:16:09,395 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:16:09,395 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:16:09,395 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:16:09,395 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:16:09,396 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:16:08" (3/4) ... [2018-11-10 12:16:09,398 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:16:09,401 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 12:16:09,402 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 12:16:09,402 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 12:16:09,402 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 12:16:09,407 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-11-10 12:16:09,407 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 12:16:09,408 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 12:16:09,462 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e0d857f2-57c1-44f3-b81d-afe8ba2a7e00/bin-2019/ukojak/witness.graphml [2018-11-10 12:16:09,462 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:16:09,462 INFO L168 Benchmark]: Toolchain (without parser) took 2586.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 957.5 MB in the beginning and 883.0 MB in the end (delta: 74.5 MB). Peak memory consumption was 238.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:16:09,464 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 977.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:16:09,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.19 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 930.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:16:09,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 930.7 MB in the beginning and 1.2 GB in the end (delta: -223.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:16:09,464 INFO L168 Benchmark]: Boogie Preprocessor took 24.98 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. [2018-11-10 12:16:09,465 INFO L168 Benchmark]: RCFGBuilder took 1044.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 105.3 MB). Peak memory consumption was 105.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:16:09,465 INFO L168 Benchmark]: CodeCheck took 1049.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 889.9 MB in the end (delta: 158.7 MB). Peak memory consumption was 158.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:16:09,465 INFO L168 Benchmark]: Witness Printer took 66.79 ms. Allocated memory is still 1.2 GB. Free memory was 889.9 MB in the beginning and 883.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:16:09,466 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, 100 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8280 SDtfs, 3748 SDslu, 5512 SDs, 0 SdLazy, 5440 SolverSat, 1692 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1412 GetRequests, 1368 SyntacticMatches, 22 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 6903 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 25/25 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: 44]: 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: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 977.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 298.19 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 930.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 930.7 MB in the beginning and 1.2 GB in the end (delta: -223.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.98 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 1044.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 105.3 MB). Peak memory consumption was 105.3 MB. Max. memory is 11.5 GB. * CodeCheck took 1049.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 889.9 MB in the end (delta: 158.7 MB). Peak memory consumption was 158.7 MB. Max. memory is 11.5 GB. * Witness Printer took 66.79 ms. Allocated memory is still 1.2 GB. Free memory was 889.9 MB in the beginning and 883.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...