./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/MenloPark_true-no-overflow_true-termination_true-valid-memsafety.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/MenloPark_true-no-overflow_true-termination_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7c87c9e4b733dad657e6ff9e27a5e9b26a2c3764 .............................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 19:59:13,636 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:59:13,637 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:59:13,643 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:59:13,643 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:59:13,644 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:59:13,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:59:13,645 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:59:13,646 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:59:13,646 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:59:13,647 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:59:13,647 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:59:13,647 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:59:13,648 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:59:13,648 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:59:13,649 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:59:13,649 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:59:13,650 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:59:13,651 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:59:13,652 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:59:13,652 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:59:13,653 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:59:13,654 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:59:13,654 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:59:13,654 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:59:13,654 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:59:13,655 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:59:13,655 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:59:13,656 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:59:13,656 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:59:13,656 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:59:13,657 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:59:13,657 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:59:13,657 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:59:13,657 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:59:13,658 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:59:13,658 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-12-01 19:59:13,665 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:59:13,665 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:59:13,666 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:59:13,666 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:59:13,666 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:59:13,666 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:59:13,666 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:59:13,666 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-01 19:59:13,666 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 19:59:13,666 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:59:13,667 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:59:13,667 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:59:13,667 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:59:13,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:59:13,668 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:59:13,668 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:59:13,668 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:59:13,668 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 19:59:13,668 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:59:13,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 19:59:13,668 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_164ef846-1060-40da-bc2e-e3991fe4eea7/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c87c9e4b733dad657e6ff9e27a5e9b26a2c3764 [2018-12-01 19:59:13,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:59:13,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:59:13,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:59:13,695 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:59:13,695 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:59:13,696 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted/MenloPark_true-no-overflow_true-termination_true-valid-memsafety.c [2018-12-01 19:59:13,729 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/data/890a1f8d4/a2315951f3a148b0a4971178f930fe68/FLAG206ae1c22 [2018-12-01 19:59:14,069 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:59:14,069 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/sv-benchmarks/c/termination-crafted/MenloPark_true-no-overflow_true-termination_true-valid-memsafety.c [2018-12-01 19:59:14,073 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/data/890a1f8d4/a2315951f3a148b0a4971178f930fe68/FLAG206ae1c22 [2018-12-01 19:59:14,083 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/data/890a1f8d4/a2315951f3a148b0a4971178f930fe68 [2018-12-01 19:59:14,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:59:14,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:59:14,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:59:14,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:59:14,089 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:59:14,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42aa496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14, skipping insertion in model container [2018-12-01 19:59:14,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:59:14,107 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:59:14,190 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:59:14,192 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:59:14,200 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:59:14,208 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:59:14,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14 WrapperNode [2018-12-01 19:59:14,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:59:14,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:59:14,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:59:14,209 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:59:14,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:59:14,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:59:14,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:59:14,227 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:59:14,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:59:14,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:59:14,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:59:14,238 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:59:14,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/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 [2018-12-01 19:59:14,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:59:14,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:59:14,395 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:59:14,396 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-01 19:59:14,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:59:14 BoogieIcfgContainer [2018-12-01 19:59:14,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:59:14,396 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:59:14,396 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:59:14,403 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:59:14,403 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:59:14" (1/1) ... [2018-12-01 19:59:14,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:59:14,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:14,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2018-12-01 19:59:14,433 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-12-01 19:59:14,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-01 19:59:14,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:14,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:14,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-12-01 19:59:14,541 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-12-01 19:59:14,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-01 19:59:14,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:14,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2018-12-01 19:59:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2018-12-01 19:59:14,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-01 19:59:14,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:14,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:14,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:14,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-12-01 19:59:14,873 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-12-01 19:59:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-01 19:59:14,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:14,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2018-12-01 19:59:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2018-12-01 19:59:15,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-01 19:59:15,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:15,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2018-12-01 19:59:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2018-12-01 19:59:15,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 19:59:15,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:15,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:16,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2018-12-01 19:59:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2018-12-01 19:59:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 19:59:16,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:16,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:16,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2018-12-01 19:59:16,598 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2018-12-01 19:59:16,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-01 19:59:16,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:16,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:16,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 90 transitions. [2018-12-01 19:59:16,934 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 90 transitions. [2018-12-01 19:59:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 19:59:16,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:16,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:17,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-12-01 19:59:17,278 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-12-01 19:59:17,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 19:59:17,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:17,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:17,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2018-12-01 19:59:17,473 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2018-12-01 19:59:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 19:59:17,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:17,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:17,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 110 transitions. [2018-12-01 19:59:17,743 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2018-12-01 19:59:17,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 19:59:17,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:17,779 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:17,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:17,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2018-12-01 19:59:17,903 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2018-12-01 19:59:17,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-01 19:59:17,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:17,942 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:18,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:18,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-12-01 19:59:18,543 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-12-01 19:59:18,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-01 19:59:18,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:18,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:18,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2018-12-01 19:59:18,683 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2018-12-01 19:59:18,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 19:59:18,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:18,723 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:19,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2018-12-01 19:59:19,573 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2018-12-01 19:59:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 19:59:19,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:19,594 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:19,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 73 states and 139 transitions. [2018-12-01 19:59:19,755 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 139 transitions. [2018-12-01 19:59:19,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 19:59:19,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:20,027 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:59:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 77 states and 148 transitions. [2018-12-01 19:59:20,969 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 148 transitions. [2018-12-01 19:59:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 19:59:20,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:20,980 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 19:59:21,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 80 states and 156 transitions. [2018-12-01 19:59:21,396 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2018-12-01 19:59:21,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 19:59:21,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:21,443 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 19:59:21,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:21,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 83 states and 159 transitions. [2018-12-01 19:59:21,826 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 159 transitions. [2018-12-01 19:59:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 19:59:21,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:21,922 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 19:59:22,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 86 states and 165 transitions. [2018-12-01 19:59:22,528 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 165 transitions. [2018-12-01 19:59:22,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 19:59:22,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:22,539 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 19:59:22,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:22,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 89 states and 170 transitions. [2018-12-01 19:59:22,892 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 170 transitions. [2018-12-01 19:59:22,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 19:59:22,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:22,903 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 19:59:23,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:23,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 91 states and 171 transitions. [2018-12-01 19:59:23,102 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 171 transitions. [2018-12-01 19:59:23,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 19:59:23,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:23,109 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 19:59:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 93 states and 172 transitions. [2018-12-01 19:59:23,279 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 172 transitions. [2018-12-01 19:59:23,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 19:59:23,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 19:59:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:24,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 100 states and 195 transitions. [2018-12-01 19:59:24,117 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 195 transitions. [2018-12-01 19:59:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 19:59:24,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:59:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:59:24,190 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 19:59:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:59:25,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2018-12-01 19:59:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-12-01 19:59:25,199 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 19:59:25,199 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2018-12-01 19:59:25,207 INFO L779 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2018-12-01 19:59:25,332 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-01 19:59:25,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:59:25 ImpRootNode [2018-12-01 19:59:25,338 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 19:59:25,339 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 19:59:25,339 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 19:59:25,339 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 19:59:25,339 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:59:14" (3/4) ... [2018-12-01 19:59:25,341 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 19:59:25,347 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-01 19:59:25,347 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-01 19:59:25,347 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 19:59:25,371 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_164ef846-1060-40da-bc2e-e3991fe4eea7/bin-2019/ukojak/witness.graphml [2018-12-01 19:59:25,371 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 19:59:25,372 INFO L168 Benchmark]: Toolchain (without parser) took 11286.18 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 423.6 MB). Free memory was 954.4 MB in the beginning and 1.2 GB in the end (delta: -294.9 MB). Peak memory consumption was 128.7 MB. Max. memory is 11.5 GB. [2018-12-01 19:59:25,373 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:59:25,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 121.40 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-01 19:59:25,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.87 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:59:25,373 INFO L168 Benchmark]: Boogie Preprocessor took 10.63 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:59:25,374 INFO L168 Benchmark]: RCFGBuilder took 158.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-12-01 19:59:25,374 INFO L168 Benchmark]: CodeCheck took 10942.11 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 291.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -133.4 MB). Peak memory consumption was 157.6 MB. Max. memory is 11.5 GB. [2018-12-01 19:59:25,374 INFO L168 Benchmark]: Witness Printer took 32.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:59:25,376 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 1 procedures, 18 locations, 6 error locations. SAFE Result, 10.7s OverallTime, 26 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 177285628 SDslu, 67108864 SDs, 0 SdLazy, 947736528 SolverSat, 162890104 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3285 GetRequests, 2728 SyntacticMatches, 223 SemanticMatches, 334 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61438 ImplicationChecksByTransitivity, 9.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 319 ConstructedInterpolants, 0 QuantifiedInterpolants, 21647 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 6 PerfectInterpolantSequences, 49/208 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: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((1 <= z && x <= y + 2147483547) && z + 99 <= y) && y <= 100) || ((((x <= y + 2147483548 && z + 99 < y) && 0 <= z + 1) && z + 1 <= 0) && y <= z + 100) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 121.40 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.87 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.63 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 158.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * CodeCheck took 10942.11 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 291.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -133.4 MB). Peak memory consumption was 157.6 MB. Max. memory is 11.5 GB. * Witness Printer took 32.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...