./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/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 a00a7e438929786846b38e6a5327ae1b6e91eb08 ................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:00:12,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:00:12,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:00:12,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:00:12,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:00:12,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:00:12,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:00:12,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:00:12,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:00:12,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:00:12,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:00:12,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:00:12,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:00:12,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:00:12,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:00:12,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:00:12,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:00:12,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:00:12,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:00:12,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:00:12,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:00:12,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:00:12,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:00:12,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:00:12,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:00:12,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:00:12,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:00:12,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:00:12,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:00:12,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:00:12,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:00:12,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:00:12,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:00:12,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:00:12,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:00:12,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:00:12,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:00:12,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:00:12,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:00:12,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:00:12,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:00:12,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 02:00:13,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:00:13,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:00:13,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:00:13,006 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:00:13,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:00:13,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:00:13,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:00:13,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:00:13,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:00:13,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:00:13,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:00:13,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:00:13,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:00:13,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:00:13,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:00:13,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:00:13,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:00:13,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:00:13,010 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:00:13,010 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:00:13,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:00:13,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:00:13,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:00:13,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:00:13,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:00:13,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:00:13,011 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 02:00:13,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:00:13,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:00:13,012 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_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/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 -> a00a7e438929786846b38e6a5327ae1b6e91eb08 [2019-11-20 02:00:13,210 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:00:13,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:00:13,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:00:13,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:00:13,230 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:00:13,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c [2019-11-20 02:00:13,302 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/data/b7ef6ccb6/c636c6fb04444bb99b238aa6ca25de98/FLAG218eeb31c [2019-11-20 02:00:13,675 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:00:13,675 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c [2019-11-20 02:00:13,687 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/data/b7ef6ccb6/c636c6fb04444bb99b238aa6ca25de98/FLAG218eeb31c [2019-11-20 02:00:14,009 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/data/b7ef6ccb6/c636c6fb04444bb99b238aa6ca25de98 [2019-11-20 02:00:14,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:00:14,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:00:14,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:00:14,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:00:14,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:00:14,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53fec4a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14, skipping insertion in model container [2019-11-20 02:00:14,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,026 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:00:14,067 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:00:14,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:00:14,424 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:00:14,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:00:14,560 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:00:14,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14 WrapperNode [2019-11-20 02:00:14,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:00:14,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:00:14,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:00:14,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:00:14,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:00:14,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:00:14,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:00:14,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:00:14,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... [2019-11-20 02:00:14,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:00:14,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:00:14,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:00:14,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:00:14,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/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 [2019-11-20 02:00:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:00:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 02:00:14,788 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 02:00:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 02:00:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 02:00:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 02:00:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 02:00:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 02:00:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 02:00:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 02:00:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:00:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:00:15,798 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:00:15,800 INFO L285 CfgBuilder]: Removed 32 assume(true) statements. [2019-11-20 02:00:15,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:00:15 BoogieIcfgContainer [2019-11-20 02:00:15,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:00:15,802 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 02:00:15,802 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 02:00:15,813 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 02:00:15,813 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:00:15" (1/1) ... [2019-11-20 02:00:15,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:00:15,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2019-11-20 02:00:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2019-11-20 02:00:15,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 02:00:15,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:16,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:00:16,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:16,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2019-11-20 02:00:16,106 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2019-11-20 02:00:16,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 02:00:16,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:16,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:00:16,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2019-11-20 02:00:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2019-11-20 02:00:16,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 02:00:16,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:00:16,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:16,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2019-11-20 02:00:16,651 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2019-11-20 02:00:16,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 02:00:16,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:16,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:16,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:00:16,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2019-11-20 02:00:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2019-11-20 02:00:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 02:00:16,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:00:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2019-11-20 02:00:16,851 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2019-11-20 02:00:16,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 02:00:16,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:16,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:00:17,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:17,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2019-11-20 02:00:17,162 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2019-11-20 02:00:17,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 02:00:17,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:17,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:00:17,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 72 transitions. [2019-11-20 02:00:17,237 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2019-11-20 02:00:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 02:00:17,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:17,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:00:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 68 transitions. [2019-11-20 02:00:17,342 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2019-11-20 02:00:17,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 02:00:17,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:00:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:00:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 02:00:17,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:00:17,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 24 states and 28 transitions. [2019-11-20 02:00:17,567 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2019-11-20 02:00:17,571 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 02:00:17,575 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2019-11-20 02:00:17,585 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 02:00:17,708 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,713 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,713 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,713 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,714 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,714 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 02:00:17,718 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,718 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,718 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,719 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,719 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:00:17,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 02:00:17 ImpRootNode [2019-11-20 02:00:17,720 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 02:00:17,720 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:00:17,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:00:17,721 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:00:17,721 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:00:15" (3/4) ... [2019-11-20 02:00:17,725 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 02:00:17,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 02:00:17,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 02:00:17,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 02:00:17,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 02:00:17,740 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2019-11-20 02:00:17,740 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-20 02:00:17,741 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 02:00:17,742 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 02:00:17,742 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 02:00:17,743 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 02:00:17,820 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7bc25db0-b47d-40d2-a37c-c9bd71b69fd2/bin/ukojak/witness.graphml [2019-11-20 02:00:17,820 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:00:17,822 INFO L168 Benchmark]: Toolchain (without parser) took 3809.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 944.7 MB in the beginning and 876.2 MB in the end (delta: 68.5 MB). Peak memory consumption was 185.9 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:17,823 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:17,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:17,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.75 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:17,824 INFO L168 Benchmark]: Boogie Preprocessor took 65.11 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:17,825 INFO L168 Benchmark]: RCFGBuilder took 1092.36 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: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:17,826 INFO L168 Benchmark]: CodeCheck took 1917.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 876.2 MB in the end (delta: 146.3 MB). Peak memory consumption was 146.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:17,826 INFO L168 Benchmark]: Witness Printer took 99.91 ms. Allocated memory is still 1.1 GB. Free memory is still 876.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:17,829 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 5 procedures, 34 locations, 1 error locations. Result: SAFE, OverallTime: 1.7s, OverallIterations: 10, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 8024 SDtfs, 3232 SDslu, 4736 SDs, 0 SdLazy, 4704 SolverSat, 1532 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1310 GetRequests, 1274 SyntacticMatches, 14 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s 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 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: 837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: 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 0.74 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 548.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.75 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.11 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 1092.36 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: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 11.5 GB. * CodeCheck took 1917.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 876.2 MB in the end (delta: 146.3 MB). Peak memory consumption was 146.3 MB. Max. memory is 11.5 GB. * Witness Printer took 99.91 ms. Allocated memory is still 1.1 GB. Free memory is still 876.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...