./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product05.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_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/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 904c71b80b4bb17fcf1b6c28867d5f8f29ca13f4 ............................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 07:11:30,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 07:11:30,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 07:11:30,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 07:11:30,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 07:11:30,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 07:11:30,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 07:11:30,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 07:11:30,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 07:11:30,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 07:11:30,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 07:11:30,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 07:11:30,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 07:11:30,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 07:11:30,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 07:11:30,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 07:11:30,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 07:11:30,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 07:11:30,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 07:11:30,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 07:11:30,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 07:11:30,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 07:11:30,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 07:11:30,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 07:11:30,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 07:11:30,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 07:11:30,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 07:11:30,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 07:11:30,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 07:11:30,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 07:11:30,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 07:11:30,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 07:11:30,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 07:11:30,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 07:11:30,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 07:11:30,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 07:11:30,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 07:11:30,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 07:11:30,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 07:11:30,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 07:11:30,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 07:11:30,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 07:11:30,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 07:11:30,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 07:11:30,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 07:11:30,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 07:11:30,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 07:11:30,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 07:11:30,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 07:11:30,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 07:11:30,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 07:11:30,523 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 07:11:30,523 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 07:11:30,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 07:11:30,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 07:11:30,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 07:11:30,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 07:11:30,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 07:11:30,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 07:11:30,524 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 07:11:30,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 07:11:30,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 07:11:30,524 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_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/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 -> 904c71b80b4bb17fcf1b6c28867d5f8f29ca13f4 [2019-12-01 07:11:30,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 07:11:30,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 07:11:30,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 07:11:30,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 07:11:30,636 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 07:11:30,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c [2019-12-01 07:11:30,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/data/00e28b2e5/dd41b5ea7e1b4613b7a2639db2775426/FLAG9dca6ea05 [2019-12-01 07:11:31,148 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 07:11:31,149 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c [2019-12-01 07:11:31,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/data/00e28b2e5/dd41b5ea7e1b4613b7a2639db2775426/FLAG9dca6ea05 [2019-12-01 07:11:31,166 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/data/00e28b2e5/dd41b5ea7e1b4613b7a2639db2775426 [2019-12-01 07:11:31,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 07:11:31,169 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 07:11:31,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 07:11:31,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 07:11:31,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 07:11:31,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ea2e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31, skipping insertion in model container [2019-12-01 07:11:31,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 07:11:31,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 07:11:31,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:11:31,419 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 07:11:31,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:11:31,486 INFO L208 MainTranslator]: Completed translation [2019-12-01 07:11:31,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31 WrapperNode [2019-12-01 07:11:31,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 07:11:31,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 07:11:31,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 07:11:31,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 07:11:31,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 07:11:31,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 07:11:31,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 07:11:31,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 07:11:31,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... [2019-12-01 07:11:31,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 07:11:31,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 07:11:31,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 07:11:31,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 07:11:31,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:11:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/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 07:11:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 07:11:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 07:11:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 07:11:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 07:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 07:11:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 07:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 07:11:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 07:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 07:11:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 07:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 07:11:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 07:11:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 07:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 07:11:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 07:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 07:11:32,169 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 07:11:32,169 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-01 07:11:32,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:11:32 BoogieIcfgContainer [2019-12-01 07:11:32,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 07:11:32,170 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 07:11:32,171 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 07:11:32,177 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 07:11:32,177 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:11:32" (1/1) ... [2019-12-01 07:11:32,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 07:11:32,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 07:11:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2019-12-01 07:11:32,211 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2019-12-01 07:11:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 07:11:32,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 07:11:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 07:11:32,384 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 07:11:32,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 07:11:32,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-12-01 07:11:32,397 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-12-01 07:11:32,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 07:11:32,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 07:11:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 07:11:32,457 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 07:11:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 07:11:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2019-12-01 07:11:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2019-12-01 07:11:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 07:11:32,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 07:11:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 07:11:32,524 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 07:11:32,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 07:11:32,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2019-12-01 07:11:32,621 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2019-12-01 07:11:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 07:11:32,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 07:11:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 07:11:32,667 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 07:11:32,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 07:11:32,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2019-12-01 07:11:32,676 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2019-12-01 07:11:32,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 07:11:32,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 07:11:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 07:11:32,752 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 07:11:33,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 07:11:33,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2019-12-01 07:11:33,036 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2019-12-01 07:11:33,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 07:11:33,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 07:11:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 07:11:33,073 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 07:11:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 07:11:33,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2019-12-01 07:11:33,087 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2019-12-01 07:11:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 07:11:33,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 07:11:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 07:11:33,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 07:11:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 07:11:33,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 80 states and 125 transitions. [2019-12-01 07:11:33,300 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions. [2019-12-01 07:11:33,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 07:11:33,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 07:11:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 07:11:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 07:11:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 07:11:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 07:11:33,563 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-12-01 07:11:33,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:11:33 ImpRootNode [2019-12-01 07:11:33,664 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 07:11:33,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 07:11:33,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 07:11:33,665 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 07:11:33,665 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:11:32" (3/4) ... [2019-12-01 07:11:33,667 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 07:11:33,752 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ba8743ad-08d0-4d94-a11b-2db1bc6d8540/bin/ukojak/witness.graphml [2019-12-01 07:11:33,752 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 07:11:33,754 INFO L168 Benchmark]: Toolchain (without parser) took 2584.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 938.1 MB in the beginning and 1.0 GB in the end (delta: -66.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-01 07:11:33,754 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:11:33,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -135.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-01 07:11:33,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.56 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 07:11:33,755 INFO L168 Benchmark]: Boogie Preprocessor took 22.20 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 07:11:33,756 INFO L168 Benchmark]: RCFGBuilder took 623.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 989.5 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. [2019-12-01 07:11:33,756 INFO L168 Benchmark]: CodeCheck took 1493.82 ms. Allocated memory is still 1.1 GB. Free memory was 989.5 MB in the beginning and 1.0 GB in the end (delta: -26.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:11:33,756 INFO L168 Benchmark]: Witness Printer took 87.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2019-12-01 07:11:33,758 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 7 procedures, 49 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.3s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3072 SDtfs, 928 SDslu, 1452 SDs, 0 SdLazy, 1274 SolverSat, 326 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1204 GetRequests, 1168 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 178 NumberOfCodeBlocks, 178 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 6627 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 2/2 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 - CounterExampleResult [Line: 82]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L95] int pumpRunning = 0; [L96] int systemActive = 1; [L297] int cleanupTimeShifts = 4; [L562] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L760] int waterLevel = 1; [L761] int methaneLevelCritical = 0; [L370] int retValue_acc ; [L371] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L377] tmp = valid_product() [L379] COND TRUE \read(tmp) [L233] int splverifierCounter ; [L234] int tmp ; [L235] int tmp___0 ; [L236] int tmp___1 ; [L237] int tmp___2 ; [L240] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L242] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L244] COND TRUE splverifierCounter < 4 [L250] tmp = __VERIFIER_nondet_int() [L252] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L254] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L778] COND TRUE waterLevel < 2 [L779] waterLevel = waterLevel + 1 [L254] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L260] tmp___0 = __VERIFIER_nondet_int() [L262] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L270] tmp___2 = __VERIFIER_nondet_int() [L272] COND FALSE !(\read(tmp___2)) [L276] tmp___1 = __VERIFIER_nondet_int() [L278] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L285] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L103] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L110] COND TRUE \read(systemActive) [L132] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L135] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L150] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L841] int tmp ; [L842] int tmp___0 ; [L843] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L847] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L799] int retValue_acc ; [L802] retValue_acc = methaneLevelCritical [L803] return (retValue_acc); [L847] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L847] tmp = isMethaneLevelCritical() [L849] COND FALSE !(\read(tmp)) [L831] int retValue_acc ; [L834] retValue_acc = waterLevel [L835] return (retValue_acc); [L853] tmp___0 = getWaterLevel() [L855] COND TRUE tmp___0 == 2 [L184] int retValue_acc ; [L187] retValue_acc = pumpRunning [L188] return (retValue_acc); [L857] tmp___1 = isPumpRunning() [L859] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L82] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -135.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.56 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 22.20 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 623.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 989.5 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. * CodeCheck took 1493.82 ms. Allocated memory is still 1.1 GB. Free memory was 989.5 MB in the beginning and 1.0 GB in the end (delta: -26.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 87.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...