./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/UrbanMine-ESOP2014-Fig3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/UrbanMine-ESOP2014-Fig3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e --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 fcb75d9c793adce3c2c2ca6d31453358360225b1f8596bb0dddfb529afd517e2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:59:01,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:59:01,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:59:01,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:59:01,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:59:01,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:59:01,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:59:01,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:59:01,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:59:01,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:59:01,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:59:01,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:59:01,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:59:01,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:59:01,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:59:01,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:59:01,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:59:01,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:59:01,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:59:01,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:59:01,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:59:01,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:59:01,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:59:01,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:59:01,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:59:01,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:59:01,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:59:01,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:59:01,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:59:01,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:59:01,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:59:01,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:59:01,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:59:01,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:59:01,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:59:01,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:59:01,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:59:01,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:59:01,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:59:01,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:59:01,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:59:01,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 21:59:01,699 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:59:01,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:59:01,703 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:59:01,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:59:01,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:59:01,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:59:01,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:59:01,705 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 21:59:01,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:59:01,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:59:01,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:59:01,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:59:01,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:59:01,713 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 21:59:01,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:59:01,714 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:59:01,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:59:01,714 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:59:01,714 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:59:01,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:59:01,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:59:01,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:59:01,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:59:01,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:59:01,716 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:59:01,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:59:01,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:59:01,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcb75d9c793adce3c2c2ca6d31453358360225b1f8596bb0dddfb529afd517e2 [2021-11-13 21:59:02,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:59:02,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:59:02,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:59:02,128 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:59:02,129 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:59:02,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted-lit/UrbanMine-ESOP2014-Fig3.c [2021-11-13 21:59:02,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/data/b5d559472/369bafc8dd0e4ef8a41eadc19945808f/FLAGf64772d1f [2021-11-13 21:59:02,826 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:59:02,827 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/sv-benchmarks/c/termination-crafted-lit/UrbanMine-ESOP2014-Fig3.c [2021-11-13 21:59:02,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/data/b5d559472/369bafc8dd0e4ef8a41eadc19945808f/FLAGf64772d1f [2021-11-13 21:59:03,219 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/data/b5d559472/369bafc8dd0e4ef8a41eadc19945808f [2021-11-13 21:59:03,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:59:03,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:59:03,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:59:03,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:59:03,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:59:03,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a780665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03, skipping insertion in model container [2021-11-13 21:59:03,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:59:03,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:59:03,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:59:03,433 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:59:03,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:59:03,459 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:59:03,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03 WrapperNode [2021-11-13 21:59:03,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:59:03,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:59:03,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:59:03,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:59:03,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:59:03,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:59:03,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:59:03,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:59:03,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:59:03,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:59:03,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:59:03,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:59:03,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:59:03,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:59:03,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:59:03,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:59:03,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:59:03,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:59:03,914 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:59:03,914 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 21:59:03,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:03 BoogieIcfgContainer [2021-11-13 21:59:03,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:59:03,932 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:59:03,932 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:59:03,943 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:59:03,943 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:03" (1/1) ... [2021-11-13 21:59:03,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:59:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2021-11-13 21:59:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-11-13 21:59:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 21:59:04,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:04,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:04,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2021-11-13 21:59:04,245 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2021-11-13 21:59:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 21:59:04,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:04,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:04,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:04,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2021-11-13 21:59:04,287 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2021-11-13 21:59:04,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 21:59:04,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:04,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:04,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2021-11-13 21:59:04,449 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2021-11-13 21:59:04,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 21:59:04,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:04,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2021-11-13 21:59:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2021-11-13 21:59:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 21:59:04,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:04,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:04,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:04,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2021-11-13 21:59:04,644 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2021-11-13 21:59:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 21:59:04,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:04,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:04,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:04,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2021-11-13 21:59:04,900 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2021-11-13 21:59:04,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 21:59:04,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:04,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2021-11-13 21:59:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2021-11-13 21:59:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 21:59:05,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:05,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:05,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:05,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:05,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2021-11-13 21:59:05,377 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2021-11-13 21:59:05,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 21:59:05,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:05,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:05,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:05,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:05,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2021-11-13 21:59:05,485 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2021-11-13 21:59:05,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 21:59:05,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:05,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:06,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2021-11-13 21:59:06,040 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2021-11-13 21:59:06,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 21:59:06,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:06,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:59:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2021-11-13 21:59:06,286 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2021-11-13 21:59:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 21:59:06,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:06,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:59:06,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2021-11-13 21:59:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2021-11-13 21:59:06,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 21:59:06,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:06,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:06,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2021-11-13 21:59:06,602 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2021-11-13 21:59:06,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 21:59:06,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:06,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2021-11-13 21:59:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2021-11-13 21:59:06,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 21:59:06,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:06,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:06,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2021-11-13 21:59:06,771 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2021-11-13 21:59:06,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 21:59:06,779 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2021-11-13 21:59:06,792 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2021-11-13 21:59:06,851 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2021-11-13 21:59:06,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:59:06 ImpRootNode [2021-11-13 21:59:06,861 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 21:59:06,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 21:59:06,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 21:59:06,862 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 21:59:06,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:03" (3/4) ... [2021-11-13 21:59:06,865 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 21:59:06,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-13 21:59:06,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 21:59:06,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 21:59:06,928 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 21:59:06,932 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 21:59:06,933 INFO L158 Benchmark]: Toolchain (without parser) took 3706.65ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 56.4MB in the beginning and 82.6MB in the end (delta: -26.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-13 21:59:06,935 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 98.6MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:59:06,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.72ms. Allocated memory is still 98.6MB. Free memory was 56.2MB in the beginning and 72.2MB in the end (delta: -15.9MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-13 21:59:06,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.77ms. Allocated memory is still 98.6MB. Free memory was 72.2MB in the beginning and 70.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:59:06,937 INFO L158 Benchmark]: Boogie Preprocessor took 19.32ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 69.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 21:59:06,937 INFO L158 Benchmark]: RCFGBuilder took 418.30ms. Allocated memory is still 98.6MB. Free memory was 69.8MB in the beginning and 73.5MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 21:59:06,938 INFO L158 Benchmark]: CodeCheck took 2929.33ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 73.5MB in the beginning and 85.7MB in the end (delta: -12.3MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2021-11-13 21:59:06,939 INFO L158 Benchmark]: Witness Printer took 70.22ms. Allocated memory is still 132.1MB. Free memory was 85.7MB in the beginning and 82.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:59:06,941 INFO L339 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, 22 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 723 SdHoareTripleChecker+Valid, 2910.70ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 657 mSDsluCounter, 831 SdHoareTripleChecker+Invalid, 2285.18ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 665 mSDsCounter, 378 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1720 IncrementalHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 378 mSolverCounterUnsat, 166 mSDtfsCounter, 1720 mSolverCounterSat, 70.07ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1223 GetRequests, 1095 SyntacticMatches, 52 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2630 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 115 NumberOfCodeBlocks, 115 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 14 PerfectInterpolantSequences, 21/22 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: 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: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (x <= 2147483647 && 0 <= x + 2147483648) && y <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 98.6MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.72ms. Allocated memory is still 98.6MB. Free memory was 56.2MB in the beginning and 72.2MB in the end (delta: -15.9MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.77ms. Allocated memory is still 98.6MB. Free memory was 72.2MB in the beginning and 70.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.32ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 69.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 418.30ms. Allocated memory is still 98.6MB. Free memory was 69.8MB in the beginning and 73.5MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 2929.33ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 73.5MB in the beginning and 85.7MB in the end (delta: -12.3MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Witness Printer took 70.22ms. Allocated memory is still 132.1MB. Free memory was 85.7MB in the beginning and 82.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-13 21:59:07,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e730ecc-351f-4aa1-9a93-c1e18d29bc25/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE