./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BradleyMannaSipma-CAV2005-Fig1-modified.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BradleyMannaSipma-CAV2005-Fig1-modified.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY --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 f55c3c29f65baba8ba49ec35fe2e62008dfb74b3 ................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 03:57:12,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:57:12,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:57:12,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:57:12,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:57:12,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:57:12,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:57:12,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:57:12,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:57:12,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:57:12,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:57:12,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:57:12,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:57:12,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:57:12,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:57:12,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:57:12,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:57:12,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:57:12,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:57:12,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:57:12,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:57:12,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:57:12,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:57:12,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:57:12,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:57:12,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:57:12,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:57:12,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:57:12,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:57:12,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:57:12,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:57:12,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:57:12,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:57:12,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:57:12,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:57:12,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:57:12,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:57:12,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:57:12,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:57:12,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:57:12,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:57:12,965 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-13 03:57:13,002 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:57:13,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:57:13,003 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:57:13,003 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:57:13,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:57:13,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:57:13,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:57:13,005 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 03:57:13,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:57:13,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:57:13,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:57:13,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:57:13,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:57:13,006 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 03:57:13,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:57:13,006 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:57:13,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:57:13,006 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:57:13,007 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:57:13,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:57:13,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:57:13,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:57:13,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:57:13,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:57:13,008 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:57:13,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:57:13,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:57:13,008 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_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f55c3c29f65baba8ba49ec35fe2e62008dfb74b3 [2021-10-13 03:57:13,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:57:13,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:57:13,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:57:13,296 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:57:13,306 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:57:13,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/termination-crafted-lit/BradleyMannaSipma-CAV2005-Fig1-modified.c [2021-10-13 03:57:13,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/data/098a4cefc/f36914e78f4341ad9d3e877f42d424b0/FLAG8b189c103 [2021-10-13 03:57:13,773 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:57:13,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/sv-benchmarks/c/termination-crafted-lit/BradleyMannaSipma-CAV2005-Fig1-modified.c [2021-10-13 03:57:13,782 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/data/098a4cefc/f36914e78f4341ad9d3e877f42d424b0/FLAG8b189c103 [2021-10-13 03:57:14,180 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/data/098a4cefc/f36914e78f4341ad9d3e877f42d424b0 [2021-10-13 03:57:14,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:57:14,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:57:14,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:57:14,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:57:14,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:57:14,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667381bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14, skipping insertion in model container [2021-10-13 03:57:14,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:57:14,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:57:14,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:57:14,364 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:57:14,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:57:14,391 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:57:14,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14 WrapperNode [2021-10-13 03:57:14,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:57:14,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:57:14,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:57:14,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:57:14,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:57:14,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:57:14,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:57:14,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:57:14,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:57:14,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:57:14,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:57:14,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:57:14,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,452 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:57:14,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:57:14,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:57:14,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:57:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:57:14,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:57:14,674 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:57:14,675 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 03:57:14,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:14 BoogieIcfgContainer [2021-10-13 03:57:14,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:57:14,678 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:57:14,678 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:57:14,689 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:57:14,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:14" (1/1) ... [2021-10-13 03:57:14,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:57:14,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-10-13 03:57:14,734 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-10-13 03:57:14,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 03:57:14,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:14,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:14,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:15,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:15,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2021-10-13 03:57:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2021-10-13 03:57:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 03:57:15,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:15,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:15,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:15,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:15,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2021-10-13 03:57:15,201 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2021-10-13 03:57:15,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 03:57:15,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:15,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:15,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2021-10-13 03:57:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2021-10-13 03:57:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 03:57:15,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:15,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2021-10-13 03:57:15,379 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-10-13 03:57:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:57:15,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:15,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:15,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:15,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-10-13 03:57:15,759 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-10-13 03:57:15,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:57:15,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:15,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:16,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:16,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2021-10-13 03:57:16,318 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2021-10-13 03:57:16,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:57:16,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:16,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:16,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2021-10-13 03:57:16,784 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2021-10-13 03:57:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:57:16,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:16,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:16,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:17,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2021-10-13 03:57:17,387 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2021-10-13 03:57:17,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 03:57:17,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:17,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:17,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:18,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:18,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2021-10-13 03:57:18,074 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2021-10-13 03:57:18,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 03:57:18,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:18,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:18,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:18,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 55 transitions. [2021-10-13 03:57:18,607 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2021-10-13 03:57:18,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 03:57:18,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:18,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:18,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:18,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2021-10-13 03:57:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-10-13 03:57:18,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 03:57:18,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:18,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:18,955 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:19,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:19,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2021-10-13 03:57:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2021-10-13 03:57:19,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 03:57:19,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:19,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:19,463 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:19,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:19,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2021-10-13 03:57:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2021-10-13 03:57:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 03:57:19,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:19,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:20,040 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:20,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2021-10-13 03:57:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2021-10-13 03:57:20,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 03:57:20,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:20,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-13 03:57:21,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:21,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2021-10-13 03:57:21,172 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2021-10-13 03:57:21,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 03:57:21,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:21,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:21,248 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-13 03:57:21,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:21,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2021-10-13 03:57:21,807 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2021-10-13 03:57:21,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 03:57:21,807 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2021-10-13 03:57:21,814 INFO L759 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2021-10-13 03:57:21,853 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 03:57:21,857 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-13 03:57:21,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 03:57:21 ImpRootNode [2021-10-13 03:57:21,864 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 03:57:21,865 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 03:57:21,865 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 03:57:21,865 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 03:57:21,866 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:14" (3/4) ... [2021-10-13 03:57:21,868 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 03:57:21,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 03:57:21,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 03:57:21,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 03:57:21,950 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 03:57:21,950 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 03:57:21,952 INFO L168 Benchmark]: Toolchain (without parser) took 7764.51 ms. Allocated memory was 92.3 MB in the beginning and 155.2 MB in the end (delta: 62.9 MB). Free memory was 56.5 MB in the beginning and 110.1 MB in the end (delta: -53.6 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:21,953 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 92.3 MB. Free memory was 65.1 MB in the beginning and 65.0 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:57:21,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 205.86 ms. Allocated memory was 92.3 MB in the beginning and 127.9 MB in the end (delta: 35.7 MB). Free memory was 56.5 MB in the beginning and 103.7 MB in the end (delta: -47.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:21,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.36 ms. Allocated memory is still 127.9 MB. Free memory was 103.7 MB in the beginning and 102.9 MB in the end (delta: 787.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:57:21,956 INFO L168 Benchmark]: Boogie Preprocessor took 14.44 ms. Allocated memory is still 127.9 MB. Free memory was 102.9 MB in the beginning and 101.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:21,959 INFO L168 Benchmark]: RCFGBuilder took 232.12 ms. Allocated memory is still 127.9 MB. Free memory was 101.7 MB in the beginning and 92.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:21,960 INFO L168 Benchmark]: CodeCheck took 7186.14 ms. Allocated memory was 127.9 MB in the beginning and 155.2 MB in the end (delta: 27.3 MB). Free memory was 92.6 MB in the beginning and 112.2 MB in the end (delta: -19.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:21,961 INFO L168 Benchmark]: Witness Printer took 85.35 ms. Allocated memory is still 155.2 MB. Free memory was 112.2 MB in the beginning and 110.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:21,968 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, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 7098.8ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 0 SDtfs, 376200 SDslu, 0 SDs, 0 SdLazy, 2178772 SolverSat, 492320 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3896.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1772 GetRequests, 1504 SyntacticMatches, 110 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11104 ImplicationChecksByTransitivity, 5702.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 17.5ms SsaConstructionTime, 118.2ms SatisfiabilityAnalysisTime, 956.0ms InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 170 ConstructedInterpolants, 0 QuantifiedInterpolants, 826 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 42/159 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms 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: 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: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: ((0 <= y2 && 0 <= y1) && y2 <= 2147483647) && y1 <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 92.3 MB. Free memory was 65.1 MB in the beginning and 65.0 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 205.86 ms. Allocated memory was 92.3 MB in the beginning and 127.9 MB in the end (delta: 35.7 MB). Free memory was 56.5 MB in the beginning and 103.7 MB in the end (delta: -47.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.36 ms. Allocated memory is still 127.9 MB. Free memory was 103.7 MB in the beginning and 102.9 MB in the end (delta: 787.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 14.44 ms. Allocated memory is still 127.9 MB. Free memory was 102.9 MB in the beginning and 101.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 232.12 ms. Allocated memory is still 127.9 MB. Free memory was 101.7 MB in the beginning and 92.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * CodeCheck took 7186.14 ms. Allocated memory was 127.9 MB in the beginning and 155.2 MB in the end (delta: 27.3 MB). Free memory was 92.6 MB in the beginning and 112.2 MB in the end (delta: -19.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. * Witness Printer took 85.35 ms. Allocated memory is still 155.2 MB. Free memory was 112.2 MB in the beginning and 110.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 03:57:21,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_911d278b-aded-470e-b9f3-4ca39b1556f3/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...