./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/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 414a1cf94d85c55960b208d82c3570ad577d615a ....................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:50:34,200 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:50:34,201 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:50:34,209 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:50:34,209 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:50:34,209 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:50:34,210 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:50:34,211 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:50:34,212 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:50:34,213 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:50:34,213 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:50:34,214 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:50:34,214 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:50:34,215 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:50:34,216 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:50:34,216 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:50:34,217 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:50:34,218 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:50:34,219 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:50:34,220 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:50:34,221 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:50:34,222 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:50:34,223 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:50:34,223 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:50:34,223 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:50:34,224 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:50:34,225 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:50:34,225 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:50:34,226 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:50:34,227 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:50:34,227 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:50:34,227 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:50:34,227 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:50:34,227 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:50:34,228 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:50:34,229 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:50:34,229 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:50:34,239 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:50:34,239 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:50:34,240 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:50:34,240 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:50:34,240 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:50:34,241 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:50:34,241 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:50:34,241 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:50:34,241 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:50:34,241 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:50:34,241 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:50:34,241 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:50:34,242 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:50:34,242 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:50:34,242 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:50:34,242 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:50:34,242 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:50:34,242 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:50:34,242 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:50:34,243 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:50:34,243 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:50:34,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:50:34,243 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:50:34,243 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:50:34,243 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:50:34,243 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:50:34,243 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:50:34,244 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:50:34,244 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/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 -> 414a1cf94d85c55960b208d82c3570ad577d615a [2018-11-10 12:50:34,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:50:34,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:50:34,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:50:34,277 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:50:34,277 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:50:34,278 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2018-11-10 12:50:34,314 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/data/d5a42e5c3/e676b04de7984001ac95c97280466a8c/FLAG2d9964158 [2018-11-10 12:50:34,721 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:50:34,721 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/sv-benchmarks/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2018-11-10 12:50:34,728 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/data/d5a42e5c3/e676b04de7984001ac95c97280466a8c/FLAG2d9964158 [2018-11-10 12:50:34,736 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/data/d5a42e5c3/e676b04de7984001ac95c97280466a8c [2018-11-10 12:50:34,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:50:34,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:50:34,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:50:34,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:50:34,743 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:50:34,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:50:34" (1/1) ... [2018-11-10 12:50:34,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4bbed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:34, skipping insertion in model container [2018-11-10 12:50:34,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:50:34" (1/1) ... [2018-11-10 12:50:34,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:50:34,779 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:50:34,944 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:50:34,952 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:50:35,004 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:50:35,023 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:50:35,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35 WrapperNode [2018-11-10 12:50:35,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:50:35,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:50:35,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:50:35,025 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:50:35,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:50:35,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:50:35,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:50:35,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:50:35,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... [2018-11-10 12:50:35,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:50:35,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:50:35,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:50:35,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:50:35,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:50:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/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 [2018-11-10 12:50:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:50:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 12:50:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 12:50:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 12:50:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 12:50:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 12:50:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 12:50:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:50:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:50:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 12:50:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 12:50:36,278 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:50:36,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:36 BoogieIcfgContainer [2018-11-10 12:50:36,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:50:36,279 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:50:36,279 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:50:36,288 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:50:36,289 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:36" (1/1) ... [2018-11-10 12:50:36,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:50:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:36,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2018-11-10 12:50:36,334 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2018-11-10 12:50:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 12:50:36,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:36,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:36,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2018-11-10 12:50:36,500 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2018-11-10 12:50:36,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:50:36,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:36,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:36,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2018-11-10 12:50:36,620 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-10 12:50:36,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:50:36,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:36,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:36,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:36,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2018-11-10 12:50:36,900 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2018-11-10 12:50:36,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:36,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:36,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:37,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2018-11-10 12:50:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2018-11-10 12:50:37,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:37,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:37,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:37,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2018-11-10 12:50:37,164 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2018-11-10 12:50:37,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 12:50:37,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:37,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 102 transitions. [2018-11-10 12:50:37,331 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2018-11-10 12:50:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:50:37,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:37,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 105 transitions. [2018-11-10 12:50:37,439 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2018-11-10 12:50:37,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:50:37,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:37,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2018-11-10 12:50:37,547 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2018-11-10 12:50:37,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:50:37,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:37,571 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:37,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2018-11-10 12:50:37,604 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2018-11-10 12:50:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:50:37,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:37,644 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 12:50:37,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2018-11-10 12:50:37,736 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2018-11-10 12:50:37,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:50:37,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 12:50:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 66 states and 99 transitions. [2018-11-10 12:50:37,876 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2018-11-10 12:50:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 12:50:37,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:37,910 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 12:50:37,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 36 states and 49 transitions. [2018-11-10 12:50:37,931 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2018-11-10 12:50:37,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:50:37,931 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2018-11-10 12:50:37,939 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 12:50:38,064 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,066 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,067 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,067 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,067 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,067 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,067 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,067 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,068 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,068 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,068 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:38,068 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 12:50:38,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:50:38 ImpRootNode [2018-11-10 12:50:38,073 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:50:38,074 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:50:38,074 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:50:38,074 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:50:38,074 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:50:36" (3/4) ... [2018-11-10 12:50:38,077 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:50:38,082 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 12:50:38,082 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 12:50:38,082 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 12:50:38,083 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 12:50:38,088 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-11-10 12:50:38,088 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 12:50:38,088 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 12:50:38,144 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d4f41ec8-a8be-4aee-a09c-d963f0475d87/bin-2019/ukojak/witness.graphml [2018-11-10 12:50:38,144 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:50:38,144 INFO L168 Benchmark]: Toolchain (without parser) took 3406.00 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 232.8 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -204.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:38,145 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:38,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.55 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 931.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:38,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 931.6 MB in the beginning and 1.2 GB in the end (delta: -238.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:38,146 INFO L168 Benchmark]: Boogie Preprocessor took 21.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:38,147 INFO L168 Benchmark]: RCFGBuilder took 1138.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 97.8 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:38,147 INFO L168 Benchmark]: CodeCheck took 1794.82 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 57.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -96.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:38,147 INFO L168 Benchmark]: Witness Printer took 70.23 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:38,149 INFO L336 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, 97 locations, 1 error locations. SAFE Result, 1.6s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 67232 SDtfs, 33800 SDslu, 59608 SDs, 0 SdLazy, 50292 SolverSat, 14628 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2334 GetRequests, 2250 SyntacticMatches, 40 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 681 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 12511 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 62/62 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 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: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 1 == waterLevel && pumpRunning == 0 * 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 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 284.55 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 931.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 931.6 MB in the beginning and 1.2 GB in the end (delta: -238.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1138.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 97.8 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1794.82 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 57.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -96.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 70.23 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...