./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/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 48c39be663ea9587abdd0baa0fb24ac54d02b705 ................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:54:34,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:54:34,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:54:35,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:54:35,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:54:35,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:54:35,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:54:35,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:54:35,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:54:35,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:54:35,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:54:35,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:54:35,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:54:35,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:54:35,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:54:35,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:54:35,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:54:35,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:54:35,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:54:35,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:54:35,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:54:35,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:54:35,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:54:35,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:54:35,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:54:35,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:54:35,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:54:35,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:54:35,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:54:35,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:54:35,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:54:35,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:54:35,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:54:35,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:54:35,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:54:35,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:54:35,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:54:35,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:54:35,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:54:35,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:54:35,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:54:35,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:54:35,120 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:54:35,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:54:35,122 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:54:35,123 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:54:35,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:54:35,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:54:35,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:54:35,125 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:54:35,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:54:35,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:54:35,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:54:35,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:54:35,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:54:35,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:54:35,128 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:54:35,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:54:35,129 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:54:35,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:54:35,130 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:54:35,130 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:54:35,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:54:35,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:54:35,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:54:35,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:54:35,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:54:35,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:54:35,133 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:54:35,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:54:35,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:54:35,134 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_66e20d67-7a63-47ef-aba0-6d9fde2518b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48c39be663ea9587abdd0baa0fb24ac54d02b705 [2020-12-01 17:54:35,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:54:35,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:54:35,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:54:35,597 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:54:35,599 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:54:35,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c [2020-12-01 17:54:35,738 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/data/978b99080/219a74f53cb547aa8275b216c1e3caaf/FLAG95eba253b [2020-12-01 17:54:36,373 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:54:36,376 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c [2020-12-01 17:54:36,394 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/data/978b99080/219a74f53cb547aa8275b216c1e3caaf/FLAG95eba253b [2020-12-01 17:54:36,708 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/data/978b99080/219a74f53cb547aa8275b216c1e3caaf [2020-12-01 17:54:36,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:54:36,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:54:36,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:54:36,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:54:36,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:54:36,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:54:36" (1/1) ... [2020-12-01 17:54:36,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e030c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:36, skipping insertion in model container [2020-12-01 17:54:36,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:54:36" (1/1) ... [2020-12-01 17:54:36,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:54:36,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:54:37,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:54:37,193 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:54:37,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:54:37,366 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:54:37,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37 WrapperNode [2020-12-01 17:54:37,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:54:37,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:54:37,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:54:37,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:54:37,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,462 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:54:37,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:54:37,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:54:37,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:54:37,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... [2020-12-01 17:54:37,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:54:37,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:54:37,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:54:37,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:54:37,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/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 [2020-12-01 17:54:37,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:54:37,585 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:54:37,585 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:54:37,585 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:54:37,585 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:54:37,585 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:54:37,585 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:54:37,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:54:37,586 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:54:37,586 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:54:37,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:54:37,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:54:39,030 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:54:39,031 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-12-01 17:54:39,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:54:39 BoogieIcfgContainer [2020-12-01 17:54:39,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:54:39,036 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:54:39,036 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:54:39,050 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:54:39,051 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:54:39" (1/1) ... [2020-12-01 17:54:39,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:54:39,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:39,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2020-12-01 17:54:39,134 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-12-01 17:54:39,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:54:39,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:39,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:39,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2020-12-01 17:54:39,535 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-12-01 17:54:39,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 17:54:39,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:39,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:39,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:39,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2020-12-01 17:54:39,810 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2020-12-01 17:54:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:54:39,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:39,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:40,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 46 states and 65 transitions. [2020-12-01 17:54:40,247 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2020-12-01 17:54:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:54:40,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:40,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:40,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:40,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2020-12-01 17:54:40,391 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2020-12-01 17:54:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:54:40,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:40,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:40,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:40,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 48 states and 67 transitions. [2020-12-01 17:54:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2020-12-01 17:54:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:54:40,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:40,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:40,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:40,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2020-12-01 17:54:40,591 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2020-12-01 17:54:40,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:54:40,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:40,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2020-12-01 17:54:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2020-12-01 17:54:40,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:54:40,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:40,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 22 states and 25 transitions. [2020-12-01 17:54:40,728 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2020-12-01 17:54:40,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:54:40,729 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2020-12-01 17:54:40,742 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:54:40,815 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,822 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,822 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,823 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,823 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,829 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,830 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,830 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,830 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,830 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,831 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:54:40,831 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 17:54:40,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:54:40 ImpRootNode [2020-12-01 17:54:40,836 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:54:40,837 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:54:40,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:54:40,838 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:54:40,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:54:39" (3/4) ... [2020-12-01 17:54:40,842 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:54:40,848 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-12-01 17:54:40,849 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-12-01 17:54:40,849 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-12-01 17:54:40,850 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-12-01 17:54:40,858 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2020-12-01 17:54:40,859 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-12-01 17:54:40,860 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 17:54:40,860 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 17:54:40,861 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:54:40,862 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:54:40,862 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:54:40,948 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_66e20d67-7a63-47ef-aba0-6d9fde2518b1/bin/ukojak/witness.graphml [2020-12-01 17:54:40,948 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:54:40,951 INFO L168 Benchmark]: Toolchain (without parser) took 4232.58 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 63.0 MB in the beginning and 54.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:54:40,952 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 75.5 MB. Free memory was 46.8 MB in the beginning and 46.8 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:54:40,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.49 ms. Allocated memory is still 94.4 MB. Free memory was 62.5 MB in the beginning and 63.3 MB in the end (delta: -806.4 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:54:40,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.43 ms. Allocated memory is still 94.4 MB. Free memory was 62.8 MB in the beginning and 60.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:54:40,954 INFO L168 Benchmark]: Boogie Preprocessor took 48.36 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 59.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:54:40,955 INFO L168 Benchmark]: RCFGBuilder took 1520.15 ms. Allocated memory is still 94.4 MB. Free memory was 59.1 MB in the beginning and 66.4 MB in the end (delta: -7.3 MB). Peak memory consumption was 32.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:54:40,956 INFO L168 Benchmark]: CodeCheck took 1800.47 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 66.4 MB in the beginning and 58.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:54:40,957 INFO L168 Benchmark]: Witness Printer took 111.40 ms. Allocated memory is still 113.2 MB. Free memory was 58.2 MB in the beginning and 54.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:54:40,968 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: 1.6s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3884 SDtfs, 1452 SDslu, 2156 SDs, 0 SdLazy, 2668 SolverSat, 812 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1108 GetRequests, 1096 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: 280]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 75.5 MB. Free memory was 46.8 MB in the beginning and 46.8 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 646.49 ms. Allocated memory is still 94.4 MB. Free memory was 62.5 MB in the beginning and 63.3 MB in the end (delta: -806.4 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.43 ms. Allocated memory is still 94.4 MB. Free memory was 62.8 MB in the beginning and 60.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.36 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 59.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1520.15 ms. Allocated memory is still 94.4 MB. Free memory was 59.1 MB in the beginning and 66.4 MB in the end (delta: -7.3 MB). Peak memory consumption was 32.6 MB. Max. memory is 16.1 GB. * CodeCheck took 1800.47 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 66.4 MB in the beginning and 58.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. * Witness Printer took 111.40 ms. Allocated memory is still 113.2 MB. Free memory was 58.2 MB in the beginning and 54.0 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...