./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.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_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/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_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/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_2f921259-8b81-4a98-97aa-f575b86f4283/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 0a8f096dedbbe798ef2fe808d4231fc7a503c17f .............................................................................................................................................................................................................................................................................................................................................................................. 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 04:20:03,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 04:20:03,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 04:20:03,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 04:20:03,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 04:20:03,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 04:20:03,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 04:20:03,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 04:20:03,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 04:20:03,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 04:20:03,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 04:20:03,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 04:20:03,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 04:20:03,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 04:20:03,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 04:20:03,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 04:20:03,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 04:20:03,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 04:20:03,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 04:20:03,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 04:20:03,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 04:20:03,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 04:20:03,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 04:20:03,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 04:20:03,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 04:20:03,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 04:20:03,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 04:20:03,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 04:20:03,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 04:20:03,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 04:20:03,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 04:20:03,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 04:20:03,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 04:20:03,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 04:20:03,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 04:20:03,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 04:20:03,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 04:20:03,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 04:20:03,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 04:20:03,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 04:20:03,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 04:20:03,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-13 04:20:03,360 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 04:20:03,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 04:20:03,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 04:20:03,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 04:20:03,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 04:20:03,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 04:20:03,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 04:20:03,365 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 04:20:03,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 04:20:03,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 04:20:03,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 04:20:03,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 04:20:03,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 04:20:03,374 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 04:20:03,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 04:20:03,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 04:20:03,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 04:20:03,375 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 04:20:03,375 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 04:20:03,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 04:20:03,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:20:03,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 04:20:03,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 04:20:03,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 04:20:03,377 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 04:20:03,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 04:20:03,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 04:20:03,377 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_2f921259-8b81-4a98-97aa-f575b86f4283/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a8f096dedbbe798ef2fe808d4231fc7a503c17f [2021-10-13 04:20:03,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 04:20:03,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 04:20:03,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 04:20:03,738 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 04:20:03,739 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 04:20:03,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2021-10-13 04:20:03,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/data/46ab6fb15/9f9157ad3cf64711a41ccb38b6fc00d2/FLAGf0ec5c2bd [2021-10-13 04:20:04,347 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 04:20:04,348 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2021-10-13 04:20:04,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/data/46ab6fb15/9f9157ad3cf64711a41ccb38b6fc00d2/FLAGf0ec5c2bd [2021-10-13 04:20:04,709 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/data/46ab6fb15/9f9157ad3cf64711a41ccb38b6fc00d2 [2021-10-13 04:20:04,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 04:20:04,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 04:20:04,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 04:20:04,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 04:20:04,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 04:20:04,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:20:04" (1/1) ... [2021-10-13 04:20:04,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602c1cd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:04, skipping insertion in model container [2021-10-13 04:20:04,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:20:04" (1/1) ... [2021-10-13 04:20:04,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 04:20:04,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 04:20:04,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:20:04,996 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 04:20:05,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:20:05,063 INFO L208 MainTranslator]: Completed translation [2021-10-13 04:20:05,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05 WrapperNode [2021-10-13 04:20:05,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 04:20:05,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 04:20:05,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 04:20:05,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 04:20:05,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 04:20:05,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 04:20:05,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 04:20:05,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 04:20:05,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 04:20:05,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 04:20:05,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 04:20:05,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 04:20:05,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,143 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:20:05,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/z3 [2021-10-13 04:20:05,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 04:20:05,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 04:20:05,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 04:20:05,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 04:20:05,467 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 04:20:05,467 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 04:20:05,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:20:05 BoogieIcfgContainer [2021-10-13 04:20:05,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 04:20:05,471 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 04:20:05,471 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 04:20:05,482 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 04:20:05,482 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:20:05" (1/1) ... [2021-10-13 04:20:05,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 04:20:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:05,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-10-13 04:20:05,540 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-10-13 04:20:05,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 04:20:05,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:05,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:05,755 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 04:20:05,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2021-10-13 04:20:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2021-10-13 04:20:05,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 04:20:05,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:05,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:05,846 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 04:20:05,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:05,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2021-10-13 04:20:05,944 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2021-10-13 04:20:05,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 04:20:05,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:05,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:06,003 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 04:20:06,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:06,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2021-10-13 04:20:06,209 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2021-10-13 04:20:06,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 04:20:06,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:06,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:06,259 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 04:20:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:06,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-10-13 04:20:06,343 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-10-13 04:20:06,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 04:20:06,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:06,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:20:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:07,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2021-10-13 04:20:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2021-10-13 04:20:07,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 04:20:07,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:07,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:07,263 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 04:20:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2021-10-13 04:20:07,602 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2021-10-13 04:20:07,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 04:20:07,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:07,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:07,646 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 04:20:07,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2021-10-13 04:20:07,779 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2021-10-13 04:20:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 04:20:07,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:07,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:07,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:20:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:07,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2021-10-13 04:20:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2021-10-13 04:20:07,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 04:20:07,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:07,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:08,037 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:20:08,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2021-10-13 04:20:08,115 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-10-13 04:20:08,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:20:08,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:08,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:08,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:20:08,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:08,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 51 transitions. [2021-10-13 04:20:08,425 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2021-10-13 04:20:08,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:20:08,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:08,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:08,493 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:20:08,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2021-10-13 04:20:08,591 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2021-10-13 04:20:08,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:20:08,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:08,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:20:08,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:08,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2021-10-13 04:20:08,866 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2021-10-13 04:20:08,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:20:08,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:08,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:08,988 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:20:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:10,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2021-10-13 04:20:10,518 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2021-10-13 04:20:10,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:20:10,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:10,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:10,608 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:20:11,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:11,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2021-10-13 04:20:11,858 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2021-10-13 04:20:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:20:11,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:11,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:11,909 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:20:12,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:12,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2021-10-13 04:20:12,436 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2021-10-13 04:20:12,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:20:12,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:12,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:12,462 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 04:20:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 98 transitions. [2021-10-13 04:20:12,659 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2021-10-13 04:20:12,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 04:20:12,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:12,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 04:20:12,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:12,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2021-10-13 04:20:12,695 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2021-10-13 04:20:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 04:20:12,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:12,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:12,715 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 04:20:12,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:12,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2021-10-13 04:20:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2021-10-13 04:20:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 04:20:12,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:12,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-13 04:20:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 53 states and 90 transitions. [2021-10-13 04:20:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2021-10-13 04:20:13,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 04:20:13,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:20:13,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:20:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:20:13,432 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-13 04:20:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:20:13,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2021-10-13 04:20:13,924 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2021-10-13 04:20:13,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 04:20:13,924 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2021-10-13 04:20:13,931 INFO L759 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2021-10-13 04:20:14,126 INFO L565 CodeCheckObserver]: Invariant with dag size 15 [2021-10-13 04:20:14,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 04:20:14 ImpRootNode [2021-10-13 04:20:14,137 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 04:20:14,138 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 04:20:14,138 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 04:20:14,138 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 04:20:14,139 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:20:05" (3/4) ... [2021-10-13 04:20:14,142 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 04:20:14,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-13 04:20:14,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-13 04:20:14,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 04:20:14,191 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 04:20:14,192 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 04:20:14,194 INFO L168 Benchmark]: Toolchain (without parser) took 9477.46 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 57.7 MB in the beginning and 50.0 MB in the end (delta: 7.7 MB). Peak memory consumption was 49.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:20:14,194 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 92.3 MB. Free memory was 63.8 MB in the beginning and 63.8 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:20:14,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.94 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 57.6 MB in the beginning and 88.4 MB in the end (delta: -30.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 04:20:14,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.00 ms. Allocated memory is still 111.1 MB. Free memory was 88.4 MB in the beginning and 87.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:20:14,196 INFO L168 Benchmark]: Boogie Preprocessor took 26.27 ms. Allocated memory is still 111.1 MB. Free memory was 87.4 MB in the beginning and 86.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:20:14,197 INFO L168 Benchmark]: RCFGBuilder took 336.77 ms. Allocated memory is still 111.1 MB. Free memory was 86.4 MB in the beginning and 77.4 MB in the end (delta: 9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 04:20:14,198 INFO L168 Benchmark]: CodeCheck took 8666.53 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 77.4 MB in the beginning and 52.1 MB in the end (delta: 25.3 MB). Peak memory consumption was 49.9 MB. Max. memory is 16.1 GB. [2021-10-13 04:20:14,198 INFO L168 Benchmark]: Witness Printer took 53.79 ms. Allocated memory is still 134.2 MB. Free memory was 52.1 MB in the beginning and 50.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:20:14,201 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 8414.1ms, OverallIterations: 21, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2097152 SDtfs, 6235156 SDslu, 2097152 SDs, 0 SdLazy, 27746818 SolverSat, 5871986 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5967.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2525 GetRequests, 2239 SyntacticMatches, 98 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16312 ImplicationChecksByTransitivity, 6526.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 25.5ms SsaConstructionTime, 176.5ms SatisfiabilityAnalysisTime, 960.3ms InterpolantComputationTime, 246 NumberOfCodeBlocks, 246 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 226 ConstructedInterpolants, 0 QuantifiedInterpolants, 674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 9 PerfectInterpolantSequences, 116/229 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: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: 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: 23]: 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: 18]: Loop Invariant Derived loop invariant: (((1 <= N && i <= 2147483647) && j <= 2147483648) && N <= 2147483648) || ((j <= 2147483647 && N == i) && i <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 92.3 MB. Free memory was 63.8 MB in the beginning and 63.8 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 349.94 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 57.6 MB in the beginning and 88.4 MB in the end (delta: -30.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.00 ms. Allocated memory is still 111.1 MB. Free memory was 88.4 MB in the beginning and 87.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.27 ms. Allocated memory is still 111.1 MB. Free memory was 87.4 MB in the beginning and 86.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 336.77 ms. Allocated memory is still 111.1 MB. Free memory was 86.4 MB in the beginning and 77.4 MB in the end (delta: 9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 8666.53 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 77.4 MB in the beginning and 52.1 MB in the end (delta: 25.3 MB). Peak memory consumption was 49.9 MB. Max. memory is 16.1 GB. * Witness Printer took 53.79 ms. Allocated memory is still 134.2 MB. Free memory was 52.1 MB in the beginning and 50.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 04:20:14,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f921259-8b81-4a98-97aa-f575b86f4283/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...