./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.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_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/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_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/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_a2083998-6d10-4574-a9ee-38d61bfafb52/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 7d3d0cf5ef446ff2226df6d19434965330071a2ad7dc7a6b55bbb9d582f08b4a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:06:53,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:06:53,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:06:53,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:06:53,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:06:53,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:06:53,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:06:53,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:06:53,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:06:53,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:06:53,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:06:53,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:06:53,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:06:53,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:06:53,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:06:53,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:06:53,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:06:53,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:06:53,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:06:53,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:06:53,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:06:53,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:06:53,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:06:53,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:06:53,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:06:53,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:06:53,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:06:54,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:06:54,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:06:54,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:06:54,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:06:54,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:06:54,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:06:54,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:06:54,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:06:54,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:06:54,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:06:54,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:06:54,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:06:54,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:06:54,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:06:54,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:06:54,036 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:06:54,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:06:54,037 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:06:54,037 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:06:54,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:06:54,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:06:54,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:06:54,039 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:06:54,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:06:54,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:06:54,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:06:54,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:06:54,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:06:54,040 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:06:54,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:06:54,041 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:06:54,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:06:54,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:06:54,042 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:06:54,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:06:54,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:06:54,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:06:54,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:06:54,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:06:54,043 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:06:54,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:06:54,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:06:54,044 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_a2083998-6d10-4574-a9ee-38d61bfafb52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d3d0cf5ef446ff2226df6d19434965330071a2ad7dc7a6b55bbb9d582f08b4a [2021-11-13 23:06:54,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:06:54,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:06:54,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:06:54,347 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:06:54,348 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:06:54,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c [2021-11-13 23:06:54,467 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/data/b5f8a194f/6059e9cae96342f9b2cc3bbf79ad35f9/FLAGc500a3456 [2021-11-13 23:06:54,876 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:06:54,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c [2021-11-13 23:06:54,883 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/data/b5f8a194f/6059e9cae96342f9b2cc3bbf79ad35f9/FLAGc500a3456 [2021-11-13 23:06:55,296 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/data/b5f8a194f/6059e9cae96342f9b2cc3bbf79ad35f9 [2021-11-13 23:06:55,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:06:55,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:06:55,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:06:55,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:06:55,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:06:55,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea4d32d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55, skipping insertion in model container [2021-11-13 23:06:55,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:06:55,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:06:55,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:06:55,477 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:06:55,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:06:55,499 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:06:55,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55 WrapperNode [2021-11-13 23:06:55,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:06:55,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:06:55,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:06:55,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:06:55,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:06:55,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:06:55,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:06:55,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:06:55,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:06:55,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:06:55,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:06:55,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:06:55,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:06:55,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:06:55,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:06:55,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:06:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:06:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:06:55,876 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:06:55,877 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 23:06:55,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:55 BoogieIcfgContainer [2021-11-13 23:06:55,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:06:55,882 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:06:55,884 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:06:55,897 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:06:55,898 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:55" (1/1) ... [2021-11-13 23:06:55,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:06:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:55,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2021-11-13 23:06:55,963 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2021-11-13 23:06:55,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:06:55,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:55,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:56,082 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 23:06:56,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:56,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2021-11-13 23:06:56,110 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2021-11-13 23:06:56,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:06:56,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:56,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:56,173 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 23:06:56,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:56,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2021-11-13 23:06:56,305 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2021-11-13 23:06:56,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:06:56,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:56,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:56,341 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 23:06:56,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:56,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-13 23:06:56,729 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-13 23:06:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:06:56,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:56,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:06:56,749 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:06:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:06:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:06:56,778 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:06:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:06:56,789 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2021-11-13 23:06:56,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:06:56 ImpRootNode [2021-11-13 23:06:56,814 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 23:06:56,815 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 23:06:56,815 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 23:06:56,815 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 23:06:56,816 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:55" (3/4) ... [2021-11-13 23:06:56,818 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-13 23:06:56,856 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 23:06:56,856 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 23:06:56,861 INFO L158 Benchmark]: Toolchain (without parser) took 1556.58ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 60.1MB in the beginning and 95.7MB in the end (delta: -35.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:06:56,862 INFO L158 Benchmark]: CDTParser took 1.42ms. Allocated memory is still 94.4MB. Free memory was 64.5MB in the beginning and 64.5MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:06:56,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.14ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 71.6MB in the end (delta: -11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:06:56,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.05ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 70.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:06:56,864 INFO L158 Benchmark]: Boogie Preprocessor took 17.16ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 69.5MB in the end (delta: 702.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:06:56,865 INFO L158 Benchmark]: RCFGBuilder took 332.94ms. Allocated memory is still 94.4MB. Free memory was 69.5MB in the beginning and 60.7MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:06:56,868 INFO L158 Benchmark]: CodeCheck took 932.81ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 60.7MB in the beginning and 97.5MB in the end (delta: -36.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:06:56,869 INFO L158 Benchmark]: Witness Printer took 41.15ms. Allocated memory is still 123.7MB. Free memory was 97.5MB in the beginning and 95.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:06:56,873 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, 11 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, 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, 22 SdHoareTripleChecker+Valid, 199.46ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 179.47ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 72 IncrementalHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 6 mSDtfsCounter, 72 mSolverCounterSat, 2.94ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 31 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 22]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int i, j, k, ell; [L15] i = __VERIFIER_nondet_int() [L16] j = __VERIFIER_nondet_int() [L17] k = __VERIFIER_nondet_int() [L18] COND TRUE i <= 100 && j <= k [L19] ell = i [L20] i = j VAL [ell=0, i=-2147483648, j=-2147483648, k=-2147483648] [L21] EXPR ell + 1 [L21] j = ell + 1 VAL [ell=0, i=-2147483648, j=1, k=-2147483648] [L22] k - 1 VAL [ell=0, i=-2147483648, j=1, k=-2147483648] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42ms. Allocated memory is still 94.4MB. Free memory was 64.5MB in the beginning and 64.5MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.14ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 71.6MB in the end (delta: -11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.05ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 70.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.16ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 69.5MB in the end (delta: 702.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 332.94ms. Allocated memory is still 94.4MB. Free memory was 69.5MB in the beginning and 60.7MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 932.81ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 60.7MB in the beginning and 97.5MB in the end (delta: -36.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 41.15ms. Allocated memory is still 123.7MB. Free memory was 97.5MB in the beginning and 95.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-13 23:06:56,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2083998-6d10-4574-a9ee-38d61bfafb52/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)