./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/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 0.1.25-f470102 [2019-12-01 18:55:48,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 18:55:48,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 18:55:48,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 18:55:48,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 18:55:48,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 18:55:48,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 18:55:48,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 18:55:48,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 18:55:48,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 18:55:48,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 18:55:48,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 18:55:48,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 18:55:48,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 18:55:48,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 18:55:48,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 18:55:48,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 18:55:48,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 18:55:48,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 18:55:48,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 18:55:48,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 18:55:48,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 18:55:48,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 18:55:48,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 18:55:48,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 18:55:48,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 18:55:48,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 18:55:48,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 18:55:48,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 18:55:48,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 18:55:48,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 18:55:48,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 18:55:48,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 18:55:48,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 18:55:48,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 18:55:48,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 18:55:48,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 18:55:48,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 18:55:48,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 18:55:48,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 18:55:48,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 18:55:48,230 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 18:55:48,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 18:55:48,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 18:55:48,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 18:55:48,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 18:55:48,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 18:55:48,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 18:55:48,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 18:55:48,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 18:55:48,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 18:55:48,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 18:55:48,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 18:55:48,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 18:55:48,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 18:55:48,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 18:55:48,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 18:55:48,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 18:55:48,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 18:55:48,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 18:55:48,246 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 18:55:48,246 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 18:55:48,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 18:55:48,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 18:55:48,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 18:55:48,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 18:55:48,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 18:55:48,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 18:55:48,247 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 18:55:48,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 18:55:48,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 18:55:48,247 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_7258d16a-231d-4400-b953-28564b0301f7/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 [2019-12-01 18:55:48,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 18:55:48,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 18:55:48,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 18:55:48,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 18:55:48,374 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 18:55:48,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c [2019-12-01 18:55:48,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/data/9c341ee8a/0daef814ba394902a19580f9bed9b94e/FLAG702be7bfc [2019-12-01 18:55:48,779 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 18:55:48,780 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c [2019-12-01 18:55:48,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/data/9c341ee8a/0daef814ba394902a19580f9bed9b94e/FLAG702be7bfc [2019-12-01 18:55:48,797 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/data/9c341ee8a/0daef814ba394902a19580f9bed9b94e [2019-12-01 18:55:48,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 18:55:48,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 18:55:48,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 18:55:48,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 18:55:48,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 18:55:48,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:55:48" (1/1) ... [2019-12-01 18:55:48,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:48, skipping insertion in model container [2019-12-01 18:55:48,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:55:48" (1/1) ... [2019-12-01 18:55:48,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 18:55:48,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 18:55:49,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 18:55:49,062 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 18:55:49,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 18:55:49,125 INFO L208 MainTranslator]: Completed translation [2019-12-01 18:55:49,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49 WrapperNode [2019-12-01 18:55:49,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 18:55:49,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 18:55:49,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 18:55:49,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 18:55:49,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 18:55:49,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 18:55:49,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 18:55:49,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 18:55:49,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 18:55:49,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 18:55:49,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 18:55:49,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 18:55:49,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:55:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/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 [2019-12-01 18:55:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 18:55:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 18:55:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 18:55:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 18:55:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 18:55:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 18:55:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 18:55:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 18:55:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 18:55:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 18:55:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 18:55:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 18:55:49,753 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 18:55:49,753 INFO L287 CfgBuilder]: Removed 32 assume(true) statements. [2019-12-01 18:55:49,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:55:49 BoogieIcfgContainer [2019-12-01 18:55:49,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 18:55:49,755 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 18:55:49,755 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 18:55:49,763 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 18:55:49,763 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:55:49" (1/1) ... [2019-12-01 18:55:49,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 18:55:49,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:49,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2019-12-01 18:55:49,797 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2019-12-01 18:55:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 18:55:49,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:49,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:55:49,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:49,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2019-12-01 18:55:49,961 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2019-12-01 18:55:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 18:55:49,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:50,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:55:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2019-12-01 18:55:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2019-12-01 18:55:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 18:55:50,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:50,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:55:50,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:50,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2019-12-01 18:55:50,206 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2019-12-01 18:55:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 18:55:50,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:55:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2019-12-01 18:55:50,247 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2019-12-01 18:55:50,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 18:55:50,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:50,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:55:50,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:50,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2019-12-01 18:55:50,282 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2019-12-01 18:55:50,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 18:55:50,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:50,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:55:50,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:50,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2019-12-01 18:55:50,404 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2019-12-01 18:55:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 18:55:50,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:55:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 72 transitions. [2019-12-01 18:55:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2019-12-01 18:55:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 18:55:50,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:55:50,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 68 transitions. [2019-12-01 18:55:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2019-12-01 18:55:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 18:55:50,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:55:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:55:50,521 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 18:55:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:55:50,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 24 states and 28 transitions. [2019-12-01 18:55:50,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2019-12-01 18:55:50,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 18:55:50,595 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2019-12-01 18:55:50,604 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 18:55:50,655 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,658 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,658 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,658 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,658 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,659 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 18:55:50,661 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,661 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,661 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,661 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,661 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:55:50,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:55:50 ImpRootNode [2019-12-01 18:55:50,662 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 18:55:50,662 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 18:55:50,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 18:55:50,662 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 18:55:50,663 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:55:49" (3/4) ... [2019-12-01 18:55:50,666 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 18:55:50,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-01 18:55:50,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-01 18:55:50,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-01 18:55:50,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-01 18:55:50,678 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2019-12-01 18:55:50,678 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-12-01 18:55:50,679 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-01 18:55:50,679 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 18:55:50,680 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 18:55:50,680 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 18:55:50,681 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 18:55:50,729 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7258d16a-231d-4400-b953-28564b0301f7/bin/ukojak/witness.graphml [2019-12-01 18:55:50,729 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 18:55:50,730 INFO L168 Benchmark]: Toolchain (without parser) took 1930.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 943.5 MB in the beginning and 872.9 MB in the end (delta: 70.6 MB). Peak memory consumption was 176.5 MB. Max. memory is 11.5 GB. [2019-12-01 18:55:50,731 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 18:55:50,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 325.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -146.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-01 18:55:50,731 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.44 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. [2019-12-01 18:55:50,732 INFO L168 Benchmark]: Boogie Preprocessor took 20.70 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 18:55:50,732 INFO L168 Benchmark]: RCFGBuilder took 571.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2019-12-01 18:55:50,733 INFO L168 Benchmark]: CodeCheck took 906.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 878.2 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. [2019-12-01 18:55:50,733 INFO L168 Benchmark]: Witness Printer took 66.95 ms. Allocated memory is still 1.1 GB. Free memory was 878.2 MB in the beginning and 872.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 18:55:50,735 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: 0.8s, 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, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1310 GetRequests, 1274 SyntacticMatches, 14 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s 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 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 325.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -146.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.44 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. * Boogie Preprocessor took 20.70 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 571.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. * CodeCheck took 906.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 878.2 MB in the end (delta: 140.4 MB). Peak memory consumption was 140.4 MB. Max. memory is 11.5 GB. * Witness Printer took 66.95 ms. Allocated memory is still 1.1 GB. Free memory was 878.2 MB in the beginning and 872.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...