./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product20_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_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/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 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:48:45,526 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:48:45,527 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:48:45,533 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:48:45,533 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:48:45,533 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:48:45,534 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:48:45,535 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:48:45,536 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:48:45,537 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:48:45,538 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:48:45,538 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:48:45,538 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:48:45,539 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:48:45,540 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:48:45,540 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:48:45,541 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:48:45,542 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:48:45,543 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:48:45,544 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:48:45,545 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:48:45,546 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:48:45,547 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:48:45,548 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:48:45,548 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:48:45,548 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:48:45,549 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:48:45,550 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:48:45,550 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:48:45,551 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:48:45,551 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:48:45,551 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:48:45,552 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:48:45,552 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:48:45,552 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:48:45,553 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:48:45,553 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:48:45,563 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:48:45,564 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:48:45,564 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:48:45,564 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:48:45,565 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:48:45,565 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:48:45,565 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:48:45,565 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:48:45,566 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:48:45,566 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:48:45,566 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:48:45,566 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:48:45,566 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:48:45,566 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:48:45,566 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:48:45,567 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:48:45,567 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:48:45,567 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:48:45,567 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:48:45,567 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:48:45,567 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:48:45,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:48:45,568 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:48:45,568 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:48:45,568 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:48:45,568 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:48:45,568 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:48:45,568 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:48:45,568 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_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/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 -> 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 [2018-11-10 04:48:45,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:48:45,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:48:45,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:48:45,605 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:48:45,605 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:48:45,605 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-10 04:48:45,643 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/data/17ae23cc5/4de6ea4a60b64c69a19867c8fb13738d/FLAG8e8ad9ac9 [2018-11-10 04:48:46,065 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:48:46,066 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-10 04:48:46,072 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/data/17ae23cc5/4de6ea4a60b64c69a19867c8fb13738d/FLAG8e8ad9ac9 [2018-11-10 04:48:46,081 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/data/17ae23cc5/4de6ea4a60b64c69a19867c8fb13738d [2018-11-10 04:48:46,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:48:46,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:48:46,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:48:46,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:48:46,088 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:48:46,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46, skipping insertion in model container [2018-11-10 04:48:46,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:48:46,124 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:48:46,303 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:48:46,311 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:48:46,364 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:48:46,385 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:48:46,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46 WrapperNode [2018-11-10 04:48:46,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:48:46,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:48:46,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:48:46,386 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:48:46,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:48:46,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:48:46,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:48:46,461 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:48:46,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... [2018-11-10 04:48:46,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:48:46,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:48:46,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:48:46,479 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:48:46,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:48:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/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 04:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 04:48:46,517 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 04:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 04:48:46,517 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 04:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 04:48:46,517 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 04:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 04:48:46,517 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 04:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 04:48:46,518 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 04:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 04:48:46,518 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 04:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:48:46,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:48:47,440 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:48:47,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:48:47 BoogieIcfgContainer [2018-11-10 04:48:47,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:48:47,441 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:48:47,441 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:48:47,449 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:48:47,449 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:48:47" (1/1) ... [2018-11-10 04:48:47,457 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:48:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:47,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 54 states and 74 transitions. [2018-11-10 04:48:47,487 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2018-11-10 04:48:47,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 04:48:47,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:47,627 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 04:48:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 54 states and 71 transitions. [2018-11-10 04:48:47,637 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2018-11-10 04:48:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 04:48:47,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:47,709 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 04:48:47,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:47,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-11-10 04:48:47,741 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-11-10 04:48:47,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 04:48:47,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:47,831 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 04:48:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2018-11-10 04:48:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2018-11-10 04:48:47,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 04:48:47,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:47,974 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 04:48:48,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:48,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2018-11-10 04:48:48,124 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2018-11-10 04:48:48,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 04:48:48,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:48,155 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 04:48:48,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:48,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2018-11-10 04:48:48,165 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2018-11-10 04:48:48,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 04:48:48,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:48,192 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 04:48:48,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:48,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2018-11-10 04:48:48,203 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2018-11-10 04:48:48,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 04:48:48,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:48,270 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 04:48:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:48,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 88 states and 130 transitions. [2018-11-10 04:48:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 130 transitions. [2018-11-10 04:48:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 04:48:48,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:48,660 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 04:48:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 93 states and 141 transitions. [2018-11-10 04:48:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2018-11-10 04:48:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 04:48:48,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:48,715 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 04:48:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:48,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 94 states and 142 transitions. [2018-11-10 04:48:48,728 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2018-11-10 04:48:48,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 04:48:48,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:48,755 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 04:48:48,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:48,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 95 states and 143 transitions. [2018-11-10 04:48:48,762 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2018-11-10 04:48:48,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 04:48:48,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:48,821 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:48:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 106 states and 165 transitions. [2018-11-10 04:48:49,057 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 165 transitions. [2018-11-10 04:48:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 04:48:49,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:48:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 107 states and 167 transitions. [2018-11-10 04:48:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2018-11-10 04:48:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 04:48:49,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:48:49,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 105 states and 163 transitions. [2018-11-10 04:48:49,139 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 163 transitions. [2018-11-10 04:48:49,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 04:48:49,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:48:49,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 102 states and 157 transitions. [2018-11-10 04:48:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 157 transitions. [2018-11-10 04:48:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:48:49,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:48:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 115 states and 191 transitions. [2018-11-10 04:48:49,525 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 191 transitions. [2018-11-10 04:48:49,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:48:49,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:49,559 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:48:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 118 states and 195 transitions. [2018-11-10 04:48:49,695 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2018-11-10 04:48:49,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 04:48:49,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:48:49,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 119 states and 192 transitions. [2018-11-10 04:48:49,823 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 192 transitions. [2018-11-10 04:48:49,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 04:48:49,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:49,845 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:48:49,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 122 states and 194 transitions. [2018-11-10 04:48:49,944 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 194 transitions. [2018-11-10 04:48:49,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 04:48:49,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:49,966 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:48:49,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:49,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 123 states and 195 transitions. [2018-11-10 04:48:49,986 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 195 transitions. [2018-11-10 04:48:49,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 04:48:49,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:50,004 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:48:50,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:50,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 196 transitions. [2018-11-10 04:48:50,034 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 196 transitions. [2018-11-10 04:48:50,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 04:48:50,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 04:48:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 199 transitions. [2018-11-10 04:48:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2018-11-10 04:48:50,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 04:48:50,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 04:48:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 93 states and 132 transitions. [2018-11-10 04:48:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2018-11-10 04:48:50,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 04:48:50,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 04:48:50,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:50,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 98 states and 139 transitions. [2018-11-10 04:48:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 139 transitions. [2018-11-10 04:48:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 04:48:50,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 04:48:50,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:50,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 96 states and 135 transitions. [2018-11-10 04:48:50,482 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2018-11-10 04:48:50,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 04:48:50,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:48:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:48:50,500 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 04:48:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:48:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 54 states and 70 transitions. [2018-11-10 04:48:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2018-11-10 04:48:50,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:48:50,529 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2018-11-10 04:48:50,536 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:48:50,663 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,665 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,665 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,665 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,665 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 04:48:50,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,668 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 04:48:50,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:48:50,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:48:50 ImpRootNode [2018-11-10 04:48:50,670 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:48:50,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:48:50,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:48:50,670 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:48:50,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:48:47" (3/4) ... [2018-11-10 04:48:50,673 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:48:50,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 04:48:50,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 04:48:50,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 04:48:50,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 04:48:50,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 04:48:50,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 04:48:50,681 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-11-10 04:48:50,681 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 04:48:50,682 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 04:48:50,701 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning || !(0 == pumpRunning) [2018-11-10 04:48:50,734 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_aa05e5bf-2b9c-4f6b-bb3f-3d50beadc1fd/bin-2019/ukojak/witness.graphml [2018-11-10 04:48:50,734 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:48:50,735 INFO L168 Benchmark]: Toolchain (without parser) took 4650.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.4 MB). Free memory was 959.3 MB in the beginning and 1.2 GB in the end (delta: -217.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:48:50,736 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:48:50,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.98 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:48:50,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:48:50,736 INFO L168 Benchmark]: Boogie Preprocessor took 17.62 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:48:50,737 INFO L168 Benchmark]: RCFGBuilder took 962.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.3 MB). Peak memory consumption was 96.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:48:50,737 INFO L168 Benchmark]: CodeCheck took 3228.46 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 52.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -145.0 MB). Peak memory consumption was 217.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:48:50,737 INFO L168 Benchmark]: Witness Printer took 64.18 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:48:50,739 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 7 procedures, 115 locations, 1 error locations. SAFE Result, 3.0s OverallTime, 26 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 652845580 SDtfs, 205459644 SDslu, 341416748 SDs, 0 SdLazy, 267167036 SolverSat, 103541212 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7148 GetRequests, 6955 SyntacticMatches, 105 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3204 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 799 NumberOfCodeBlocks, 799 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 774 ConstructedInterpolants, 0 QuantifiedInterpolants, 63805 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 20 PerfectInterpolantSequences, 208/229 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: 643]: 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: 854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: (tmp == systemActive && 0 == pumpRunning) && tmp == 1 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning || !(0 == pumpRunning) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.98 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 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 75.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.62 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 962.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.3 MB). Peak memory consumption was 96.3 MB. Max. memory is 11.5 GB. * CodeCheck took 3228.46 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 52.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -145.0 MB). Peak memory consumption was 217.2 MB. Max. memory is 11.5 GB. * Witness Printer took 64.18 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...