./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/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_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI --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 82f10acf23a705ed9ee52063aab9490fd4596871d88518858bc1e47422aca9cc .............................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:43:32,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:43:32,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:43:32,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:43:32,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:43:32,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:43:32,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:43:32,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:43:32,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:43:32,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:43:32,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:43:32,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:43:32,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:43:32,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:43:32,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:43:32,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:43:32,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:43:32,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:43:32,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:43:32,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:43:32,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:43:32,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:43:32,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:43:32,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:43:32,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:43:32,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:43:32,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:43:32,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:43:32,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:43:32,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:43:32,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:43:32,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:43:32,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:43:32,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:43:32,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:43:32,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:43:32,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:43:32,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:43:32,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:43:32,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:43:32,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:43:32,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-29 03:43:32,695 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:43:32,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:43:32,697 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:43:32,697 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:43:32,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:43:32,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:43:32,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:43:32,700 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:43:32,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:43:32,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:43:32,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:43:32,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:43:32,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:43:32,712 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 03:43:32,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:43:32,712 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:43:32,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:43:32,713 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:43:32,713 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:43:32,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:43:32,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:43:32,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:43:32,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:43:32,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:43:32,715 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:43:32,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:43:32,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:43:32,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82f10acf23a705ed9ee52063aab9490fd4596871d88518858bc1e47422aca9cc [2021-10-29 03:43:33,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:43:33,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:43:33,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:43:33,111 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:43:33,112 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:43:33,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2021-10-29 03:43:33,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/data/cb7b3931f/47267e79945d4b6bb6ebae90e5022c2f/FLAG0a2125972 [2021-10-29 03:43:33,812 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:43:33,812 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2021-10-29 03:43:33,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/data/cb7b3931f/47267e79945d4b6bb6ebae90e5022c2f/FLAG0a2125972 [2021-10-29 03:43:34,159 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/data/cb7b3931f/47267e79945d4b6bb6ebae90e5022c2f [2021-10-29 03:43:34,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:43:34,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:43:34,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:43:34,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:43:34,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:43:34,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77975a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34, skipping insertion in model container [2021-10-29 03:43:34,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:43:34,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:43:34,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:43:34,386 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:43:34,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:43:34,442 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:43:34,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34 WrapperNode [2021-10-29 03:43:34,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:43:34,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:43:34,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:43:34,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:43:34,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:43:34,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:43:34,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:43:34,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:43:34,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:43:34,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:43:34,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:43:34,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:43:34,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:43:34,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:43:34,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:43:34,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:43:34,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:43:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:43:34,830 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:43:34,831 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-29 03:43:34,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:43:34 BoogieIcfgContainer [2021-10-29 03:43:34,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:43:34,835 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:43:34,836 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:43:34,849 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:43:34,849 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:43:34" (1/1) ... [2021-10-29 03:43:34,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:43:34,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:34,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-10-29 03:43:34,969 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-10-29 03:43:34,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 03:43:34,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:34,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:35,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:35,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2021-10-29 03:43:35,318 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2021-10-29 03:43:35,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 03:43:35,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:35,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:35,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:35,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:35,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2021-10-29 03:43:35,551 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2021-10-29 03:43:35,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 03:43:35,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:35,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:35,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:35,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2021-10-29 03:43:35,844 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2021-10-29 03:43:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 03:43:35,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:35,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:35,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:35,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:35,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-10-29 03:43:35,995 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-10-29 03:43:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:43:35,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:35,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2021-10-29 03:43:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2021-10-29 03:43:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:43:36,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:36,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:37,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:37,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2021-10-29 03:43:37,429 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2021-10-29 03:43:37,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:43:37,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:37,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:37,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:37,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:37,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2021-10-29 03:43:37,623 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2021-10-29 03:43:37,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:43:37,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:37,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:37,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:37,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:37,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2021-10-29 03:43:37,894 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2021-10-29 03:43:37,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:43:37,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:37,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:37,939 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:38,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2021-10-29 03:43:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-10-29 03:43:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:43:38,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:38,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:38,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 51 transitions. [2021-10-29 03:43:38,421 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2021-10-29 03:43:38,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:43:38,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:38,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:38,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:38,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2021-10-29 03:43:38,665 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2021-10-29 03:43:38,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:43:38,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:38,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:38,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:38,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2021-10-29 03:43:38,980 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2021-10-29 03:43:38,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:43:38,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:38,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:39,124 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:40,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:40,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2021-10-29 03:43:40,838 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2021-10-29 03:43:40,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:43:40,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:40,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:42,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:42,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2021-10-29 03:43:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2021-10-29 03:43:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:43:42,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:42,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:42,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:42,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2021-10-29 03:43:42,636 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2021-10-29 03:43:42,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:43:42,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:42,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:42,716 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:42,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:42,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 98 transitions. [2021-10-29 03:43:42,953 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2021-10-29 03:43:42,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:42,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:42,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:43,004 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:43:43,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:43,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2021-10-29 03:43:43,028 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2021-10-29 03:43:43,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:43,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:43,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:43,052 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:43:43,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:43,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2021-10-29 03:43:43,300 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2021-10-29 03:43:43,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:43:43,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:43,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:43,335 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:43:43,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:43,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2021-10-29 03:43:43,914 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-10-29 03:43:43,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:43:43,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:43,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:43,948 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:43:44,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2021-10-29 03:43:44,603 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2021-10-29 03:43:44,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:43:44,604 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2021-10-29 03:43:44,611 INFO L759 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2021-10-29 03:43:44,853 INFO L565 CodeCheckObserver]: Invariant with dag size 15 [2021-10-29 03:43:44,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:43:44 ImpRootNode [2021-10-29 03:43:44,866 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:43:44,867 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:43:44,867 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:43:44,867 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:43:44,868 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:43:34" (3/4) ... [2021-10-29 03:43:44,871 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:43:44,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-29 03:43:44,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-29 03:43:44,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:43:44,930 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:43:44,930 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:43:44,932 INFO L168 Benchmark]: Toolchain (without parser) took 10764.73 ms. Allocated memory was 115.3 MB in the beginning and 172.0 MB in the end (delta: 56.6 MB). Free memory was 80.8 MB in the beginning and 112.2 MB in the end (delta: -31.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:44,933 INFO L168 Benchmark]: CDTParser took 1.99 ms. Allocated memory is still 115.3 MB. Free memory was 87.7 MB in the beginning and 87.7 MB in the end (delta: 30.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:43:44,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.24 ms. Allocated memory is still 115.3 MB. Free memory was 80.8 MB in the beginning and 93.1 MB in the end (delta: -12.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:44,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.03 ms. Allocated memory is still 115.3 MB. Free memory was 93.1 MB in the beginning and 91.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:43:44,936 INFO L168 Benchmark]: Boogie Preprocessor took 25.54 ms. Allocated memory is still 115.3 MB. Free memory was 91.6 MB in the beginning and 90.7 MB in the end (delta: 968.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:44,936 INFO L168 Benchmark]: RCFGBuilder took 322.79 ms. Allocated memory is still 115.3 MB. Free memory was 90.7 MB in the beginning and 81.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:44,937 INFO L168 Benchmark]: CodeCheck took 10030.91 ms. Allocated memory was 115.3 MB in the beginning and 172.0 MB in the end (delta: 56.6 MB). Free memory was 81.9 MB in the beginning and 114.3 MB in the end (delta: -32.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:44,938 INFO L168 Benchmark]: Witness Printer took 63.43 ms. Allocated memory is still 172.0 MB. Free memory was 114.3 MB in the beginning and 112.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:44,942 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: 9.7s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2097152 SDtfs, 6235156 SDslu, 2097152 SDs, 0 SdLazy, 27746820 SolverSat, 5871984 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2527 GetRequests, 2241 SyntacticMatches, 98 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16308 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s 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, 0.0s 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 1.99 ms. Allocated memory is still 115.3 MB. Free memory was 87.7 MB in the beginning and 87.7 MB in the end (delta: 30.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 274.24 ms. Allocated memory is still 115.3 MB. Free memory was 80.8 MB in the beginning and 93.1 MB in the end (delta: -12.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.03 ms. Allocated memory is still 115.3 MB. Free memory was 93.1 MB in the beginning and 91.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.54 ms. Allocated memory is still 115.3 MB. Free memory was 91.6 MB in the beginning and 90.7 MB in the end (delta: 968.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 322.79 ms. Allocated memory is still 115.3 MB. Free memory was 90.7 MB in the beginning and 81.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * CodeCheck took 10030.91 ms. Allocated memory was 115.3 MB in the beginning and 172.0 MB in the end (delta: 56.6 MB). Free memory was 81.9 MB in the beginning and 114.3 MB in the end (delta: -32.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * Witness Printer took 63.43 ms. Allocated memory is still 172.0 MB. Free memory was 114.3 MB in the beginning and 112.2 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! [2021-10-29 03:43:45,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c08430-0381-4928-9277-308e5edbc727/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...