./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92b6e9c68c74814d170d81479fd82dff664bcc07 ............................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:33:10,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:33:10,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:33:10,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:33:10,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:33:10,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:33:10,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:33:10,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:33:10,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:33:10,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:33:10,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:33:10,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:33:10,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:33:10,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:33:10,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:33:10,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:33:10,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:33:10,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:33:10,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:33:10,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:33:10,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:33:10,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:33:10,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:33:10,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:33:10,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:33:10,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:33:10,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:33:10,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:33:10,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:33:10,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:33:10,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:33:10,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:33:10,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:33:10,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:33:10,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:33:10,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:33:10,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:33:10,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:33:10,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:33:10,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:33:10,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:33:10,773 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:33:10,827 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:33:10,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:33:10,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:33:10,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:33:10,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:33:10,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:33:10,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:33:10,835 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:33:10,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:33:10,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:33:10,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:33:10,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:33:10,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:33:10,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:33:10,838 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:33:10,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:33:10,839 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:33:10,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:33:10,839 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:33:10,840 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:33:10,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:33:10,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:33:10,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:33:10,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:33:10,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:33:10,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:33:10,842 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:33:10,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:33:10,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:33:10,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92b6e9c68c74814d170d81479fd82dff664bcc07 [2020-11-28 04:33:11,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:33:11,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:33:11,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:33:11,166 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:33:11,167 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:33:11,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2020-11-28 04:33:11,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/data/bb8dfc8b3/2c931a44b08a47b79100c7eacd14a89a/FLAG9727267db [2020-11-28 04:33:11,890 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:33:11,890 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2020-11-28 04:33:11,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/data/bb8dfc8b3/2c931a44b08a47b79100c7eacd14a89a/FLAG9727267db [2020-11-28 04:33:12,203 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/data/bb8dfc8b3/2c931a44b08a47b79100c7eacd14a89a [2020-11-28 04:33:12,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:33:12,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:33:12,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:33:12,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:33:12,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:33:12,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4652e2fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12, skipping insertion in model container [2020-11-28 04:33:12,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:33:12,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:33:12,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:33:12,666 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:33:12,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:33:12,799 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:33:12,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12 WrapperNode [2020-11-28 04:33:12,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:33:12,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:33:12,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:33:12,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:33:12,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:33:12,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:33:12,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:33:12,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:33:12,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:33:12,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:33:12,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:33:12,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:33:12,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/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 [2020-11-28 04:33:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:33:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:33:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:33:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:33:12,989 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:33:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:33:12,989 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:33:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:33:12,990 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:33:12,990 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:33:12,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:33:12,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:33:14,541 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:33:14,542 INFO L298 CfgBuilder]: Removed 32 assume(true) statements. [2020-11-28 04:33:14,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:33:14 BoogieIcfgContainer [2020-11-28 04:33:14,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:33:14,547 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:33:14,547 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:33:14,559 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:33:14,559 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:33:14" (1/1) ... [2020-11-28 04:33:14,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:33:14,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:14,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2020-11-28 04:33:14,625 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-11-28 04:33:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:33:14,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:33:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:33:14,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:33:14,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2020-11-28 04:33:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-11-28 04:33:14,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-28 04:33:14,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:33:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:33:15,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:33:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:15,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2020-11-28 04:33:15,114 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2020-11-28 04:33:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:33:15,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:33:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:33:15,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:33:15,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:15,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2020-11-28 04:33:15,560 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2020-11-28 04:33:15,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:33:15,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:33:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:33:15,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:33:15,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:15,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2020-11-28 04:33:15,682 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2020-11-28 04:33:15,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:33:15,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:33:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:33:15,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:33:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2020-11-28 04:33:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2020-11-28 04:33:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:33:15,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:33:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:33:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:33:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:15,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 75 transitions. [2020-11-28 04:33:15,884 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2020-11-28 04:33:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:33:15,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:33:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:33:15,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:33:15,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:15,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2020-11-28 04:33:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2020-11-28 04:33:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:33:15,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:33:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:33:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:33:16,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:33:16,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 22 states and 25 transitions. [2020-11-28 04:33:16,001 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2020-11-28 04:33:16,001 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:33:16,002 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2020-11-28 04:33:16,010 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-28 04:33:16,095 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,099 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,100 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,100 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-28 04:33:16,104 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,104 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,104 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,105 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,105 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,105 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:33:16,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:33:16 ImpRootNode [2020-11-28 04:33:16,106 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:33:16,107 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:33:16,107 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:33:16,108 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:33:16,108 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:33:14" (3/4) ... [2020-11-28 04:33:16,111 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:33:16,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-28 04:33:16,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-28 04:33:16,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-28 04:33:16,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-28 04:33:16,133 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2020-11-28 04:33:16,133 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-28 04:33:16,134 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-28 04:33:16,135 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 04:33:16,136 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 04:33:16,137 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:33:16,137 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:33:16,236 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_16924413-fd9e-478f-b9f9-f0d531671889/bin/ukojak/witness.graphml [2020-11-28 04:33:16,237 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:33:16,239 INFO L168 Benchmark]: Toolchain (without parser) took 4030.15 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 70.9 MB in the beginning and 86.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 4.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:16,239 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 100.7 MB. Free memory is still 58.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:33:16,240 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.12 ms. Allocated memory is still 100.7 MB. Free memory was 70.9 MB in the beginning and 67.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:16,241 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.32 ms. Allocated memory is still 100.7 MB. Free memory was 67.7 MB in the beginning and 65.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:16,242 INFO L168 Benchmark]: Boogie Preprocessor took 32.73 ms. Allocated memory is still 100.7 MB. Free memory was 65.3 MB in the beginning and 63.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:33:16,242 INFO L168 Benchmark]: RCFGBuilder took 1648.64 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 63.5 MB in the beginning and 55.6 MB in the end (delta: 7.9 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:16,243 INFO L168 Benchmark]: CodeCheck took 1559.35 ms. Allocated memory is still 121.6 MB. Free memory was 55.4 MB in the beginning and 91.0 MB in the end (delta: -35.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:16,243 INFO L168 Benchmark]: Witness Printer took 130.03 ms. Allocated memory is still 121.6 MB. Free memory was 91.0 MB in the beginning and 86.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:16,245 INFO L339 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. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4012 SDtfs, 1596 SDslu, 2316 SDs, 0 SdLazy, 2300 SolverSat, 732 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1095 GetRequests, 1083 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 4730 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 12/12 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: 3]: 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: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 100.7 MB. Free memory is still 58.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 591.12 ms. Allocated memory is still 100.7 MB. Free memory was 70.9 MB in the beginning and 67.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.32 ms. Allocated memory is still 100.7 MB. Free memory was 67.7 MB in the beginning and 65.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.73 ms. Allocated memory is still 100.7 MB. Free memory was 65.3 MB in the beginning and 63.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1648.64 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 63.5 MB in the beginning and 55.6 MB in the end (delta: 7.9 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * CodeCheck took 1559.35 ms. Allocated memory is still 121.6 MB. Free memory was 55.4 MB in the beginning and 91.0 MB in the end (delta: -35.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 16.1 GB. * Witness Printer took 130.03 ms. Allocated memory is still 121.6 MB. Free memory was 91.0 MB in the beginning and 86.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...