./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/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 cc504d04b7d2a88a6c6b8ffd4f6bc94b38905c13 ...................................................................................................................................................................................................................................................................................................... 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 0.1.24-6b5699a [2019-11-26 02:36:31,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:36:31,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:36:31,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:36:31,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:36:31,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:36:31,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:36:31,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:36:31,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:36:31,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:36:31,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:36:31,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:36:31,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:36:31,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:36:31,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:36:31,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:36:31,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:36:31,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:36:31,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:36:31,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:36:31,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:36:31,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:36:31,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:36:31,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:36:31,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:36:31,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:36:31,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:36:31,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:36:31,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:36:31,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:36:31,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:36:31,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:36:31,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:36:31,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:36:31,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:36:31,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:36:31,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:36:31,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:36:31,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:36:31,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:36:31,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:36:31,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:36:31,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:36:31,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:36:31,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:36:31,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:36:31,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:36:31,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:36:31,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:36:31,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:36:31,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:36:31,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:36:31,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:36:31,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:36:31,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:36:31,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:36:31,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:36:31,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:36:31,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:36:31,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:36:31,538 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:36:31,538 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:36:31,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:36:31,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:36:31,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:36:31,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:36:31,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:36:31,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:36:31,543 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:36:31,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:36:31,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:36:31,543 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_07c881de-0e9a-40bf-87dd-2aacec0c92a2/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 -> cc504d04b7d2a88a6c6b8ffd4f6bc94b38905c13 [2019-11-26 02:36:31,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:36:31,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:36:31,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:36:31,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:36:31,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:36:31,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c [2019-11-26 02:36:31,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/data/5f16a8faa/47a133dd8be94758bd1f5c2c008beb44/FLAG8cf985746 [2019-11-26 02:36:32,253 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:36:32,254 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c [2019-11-26 02:36:32,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/data/5f16a8faa/47a133dd8be94758bd1f5c2c008beb44/FLAG8cf985746 [2019-11-26 02:36:32,763 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/data/5f16a8faa/47a133dd8be94758bd1f5c2c008beb44 [2019-11-26 02:36:32,766 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:36:32,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:36:32,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:36:32,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:36:32,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:36:32,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:36:32" (1/1) ... [2019-11-26 02:36:32,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1ef847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:32, skipping insertion in model container [2019-11-26 02:36:32,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:36:32" (1/1) ... [2019-11-26 02:36:32,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:36:32,830 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:36:33,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:36:33,153 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:36:33,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:36:33,275 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:36:33,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33 WrapperNode [2019-11-26 02:36:33,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:36:33,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:36:33,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:36:33,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:36:33,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:36:33,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:36:33,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:36:33,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:36:33,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... [2019-11-26 02:36:33,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:36:33,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:36:33,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:36:33,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:36:33,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:36:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:36:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:36:33,453 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:36:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:36:33,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:36:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:36:33,454 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:36:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:36:33,455 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:36:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:36:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:36:33,455 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:36:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:36:33,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:36:34,350 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:36:34,350 INFO L284 CfgBuilder]: Removed 32 assume(true) statements. [2019-11-26 02:36:34,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:36:34 BoogieIcfgContainer [2019-11-26 02:36:34,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:36:34,352 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:36:34,352 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:36:34,361 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:36:34,362 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:36:34" (1/1) ... [2019-11-26 02:36:34,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:36:34,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:34,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2019-11-26 02:36:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2019-11-26 02:36:34,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:36:34,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:34,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2019-11-26 02:36:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2019-11-26 02:36:34,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:36:34,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:34,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:34,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2019-11-26 02:36:34,763 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2019-11-26 02:36:34,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:36:34,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:34,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:35,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2019-11-26 02:36:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2019-11-26 02:36:35,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:36:35,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:36:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:36:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:36:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:36:35,622 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2019-11-26 02:36:35,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:36:35 ImpRootNode [2019-11-26 02:36:35,755 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:36:35,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:36:35,756 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:36:35,756 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:36:35,756 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:36:34" (3/4) ... [2019-11-26 02:36:35,758 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:36:35,863 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_07c881de-0e9a-40bf-87dd-2aacec0c92a2/bin/ukojak/witness.graphml [2019-11-26 02:36:35,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:36:35,866 INFO L168 Benchmark]: Toolchain (without parser) took 3098.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 944.7 MB in the beginning and 948.4 MB in the end (delta: -3.7 MB). Peak memory consumption was 162.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:35,866 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:36:35,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -209.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:35,867 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:36:35,868 INFO L168 Benchmark]: Boogie Preprocessor took 47.36 ms. Allocated memory is still 1.2 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. [2019-11-26 02:36:35,868 INFO L168 Benchmark]: RCFGBuilder took 955.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:35,869 INFO L168 Benchmark]: CodeCheck took 1403.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 959.2 MB in the end (delta: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:35,869 INFO L168 Benchmark]: Witness Printer took 108.56 ms. Allocated memory is still 1.2 GB. Free memory was 959.2 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:35,871 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 6 procedures, 39 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 68 SDs, 0 SdLazy, 78 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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: [L462] int pumpRunning = 0; [L463] int systemActive = 1; [L683] int cleanupTimeShifts = 4; [L779] int waterLevel = 1; [L780] int methaneLevelCritical = 0; [L256] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L756] int retValue_acc ; [L757] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L763] tmp = valid_product() [L765] COND TRUE \read(tmp) [L617] int splverifierCounter ; [L618] int tmp ; [L619] int tmp___0 ; [L620] int tmp___1 ; [L621] int tmp___2 ; [L624] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L626] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L628] COND TRUE splverifierCounter < 4 [L634] tmp = __VERIFIER_nondet_int() [L636] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L638] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L797] COND TRUE waterLevel < 2 [L798] waterLevel = waterLevel + 1 [L638] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L644] tmp___0 = __VERIFIER_nondet_int() [L646] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L654] tmp___2 = __VERIFIER_nondet_int() [L656] COND TRUE \read(tmp___2) [L573] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L671] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L470] COND FALSE !(\read(pumpRunning)) [L477] COND TRUE \read(systemActive) [L580] int tmp ; [L581] int tmp___0 ; [L582] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L586] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L818] int retValue_acc ; [L821] retValue_acc = methaneLevelCritical [L822] return (retValue_acc); [L586] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L586] tmp = isMethaneLevelCritical() [L588] COND FALSE !(\read(tmp)) [L850] int retValue_acc ; [L853] retValue_acc = waterLevel [L854] return (retValue_acc); [L592] tmp___0 = getWaterLevel() [L594] COND TRUE tmp___0 == 2 [L525] int retValue_acc ; [L528] retValue_acc = pumpRunning [L529] return (retValue_acc); [L596] tmp___1 = isPumpRunning() [L598] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L82] __VERIFIER_error() VAL [\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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 508.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -209.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.36 ms. Allocated memory is still 1.2 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 955.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 1403.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 959.2 MB in the end (delta: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 11.5 GB. * Witness Printer took 108.56 ms. Allocated memory is still 1.2 GB. Free memory was 959.2 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...