./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 627d33fbe44ca4ff6864601b4991c8e241fa51bd27bdfeb9b0051d63fdcf8c3c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:31,510 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:31,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:55:31,651 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:55:31,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:55:31,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:31,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:55:31,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:55:31,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:31,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:31,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:31,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:55:31,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:55:31,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:31,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:55:31,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:31,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:55:31,707 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:55:31,708 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:55:31,708 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:55:31,709 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:31,710 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:31,710 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:31,711 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:31,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:31,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:31,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:31,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:31,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:55:31,714 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:55:31,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:55:31,715 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:55:31,716 INFO L153 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_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 627d33fbe44ca4ff6864601b4991c8e241fa51bd27bdfeb9b0051d63fdcf8c3c [2023-11-24 22:55:32,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:32,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:32,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:32,048 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:32,049 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:32,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_06_good.i [2023-11-24 22:55:35,251 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:35,704 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:35,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_06_good.i [2023-11-24 22:55:35,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/data/8899a3ed8/466161dd97a9462a9d153b24e08aacf0/FLAG2b6618467 [2023-11-24 22:55:35,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/data/8899a3ed8/466161dd97a9462a9d153b24e08aacf0 [2023-11-24 22:55:35,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:35,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:35,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:35,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:35,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:35,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:35" (1/1) ... [2023-11-24 22:55:35,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54646ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:35, skipping insertion in model container [2023-11-24 22:55:35,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:35" (1/1) ... [2023-11-24 22:55:35,845 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:37,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:37,066 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:37,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:37,415 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:37,416 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:37,416 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:37,416 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:37,416 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:37,424 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:37,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37 WrapperNode [2023-11-24 22:55:37,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:37,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:37,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:37,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:37,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,483 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,537 INFO L138 Inliner]: procedures = 503, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 140 [2023-11-24 22:55:37,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:37,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:37,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:37,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:37,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,619 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,642 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:37,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:37,655 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:37,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:37,656 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:37,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:37,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:37,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-24 22:55:37,745 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-24 22:55:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 22:55:37,747 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:55:37,748 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:55:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:55:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:37,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:55:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:55:37,987 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:37,990 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:38,232 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:55:38,283 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:55:38,284 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:55:38,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:38 BoogieIcfgContainer [2023-11-24 22:55:38,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:55:38,287 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:55:38,288 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:55:38,301 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:55:38,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:38" (1/1) ... [2023-11-24 22:55:38,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:55:38,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:38,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2023-11-24 22:55:38,388 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2023-11-24 22:55:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:55:38,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:38,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:38,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:38,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 82 transitions. [2023-11-24 22:55:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-11-24 22:55:38,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:55:38,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:38,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:38,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:38,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:38,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 81 transitions. [2023-11-24 22:55:38,975 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2023-11-24 22:55:38,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:55:38,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:38,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:39,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 88 transitions. [2023-11-24 22:55:39,299 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-11-24 22:55:39,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:55:39,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:39,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:39,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 61 states and 80 transitions. [2023-11-24 22:55:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2023-11-24 22:55:39,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:55:39,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:39,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:39,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:39,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 82 transitions. [2023-11-24 22:55:39,845 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-11-24 22:55:39,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:55:39,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:39,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:39,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 85 transitions. [2023-11-24 22:55:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2023-11-24 22:55:39,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:55:39,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:39,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:40,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:40,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 84 transitions. [2023-11-24 22:55:40,145 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2023-11-24 22:55:40,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:55:40,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:40,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 83 transitions. [2023-11-24 22:55:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2023-11-24 22:55:40,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:55:40,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:40,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:40,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:40,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:40,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 91 transitions. [2023-11-24 22:55:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2023-11-24 22:55:40,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:55:40,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:40,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:40,550 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:40,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:40,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 63 states and 81 transitions. [2023-11-24 22:55:40,571 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-24 22:55:40,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:55:40,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:40,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:40,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:40,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:40,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 83 transitions. [2023-11-24 22:55:40,765 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2023-11-24 22:55:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:55:40,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:40,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:41,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:41,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 59 states and 75 transitions. [2023-11-24 22:55:41,029 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-11-24 22:55:41,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:55:41,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:41,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:41,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 57 states and 72 transitions. [2023-11-24 22:55:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-24 22:55:41,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:55:41,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:41,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:41,225 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:41,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:41,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 59 states and 76 transitions. [2023-11-24 22:55:41,272 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-11-24 22:55:41,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:55:41,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:41,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:41,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:41,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 62 states and 81 transitions. [2023-11-24 22:55:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2023-11-24 22:55:41,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:55:41,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:41,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:41,514 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 65 states and 84 transitions. [2023-11-24 22:55:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2023-11-24 22:55:41,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:55:41,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:41,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:41,739 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 53 states and 65 transitions. [2023-11-24 22:55:41,947 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-11-24 22:55:41,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:55:41,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:41,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:42,092 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:42,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:42,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 52 states and 64 transitions. [2023-11-24 22:55:42,292 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-11-24 22:55:42,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:55:42,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:42,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:42,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:42,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 51 states and 63 transitions. [2023-11-24 22:55:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-11-24 22:55:42,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:55:42,592 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2023-11-24 22:55:42,602 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-24 22:55:42,837 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:55:42,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:55:42 ImpRootNode [2023-11-24 22:55:42,843 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:55:42,843 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:55:42,844 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:55:42,844 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:55:42,844 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:38" (3/4) ... [2023-11-24 22:55:42,846 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:55:42,850 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-24 22:55:42,850 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-24 22:55:42,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-24 22:55:42,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 22:55:42,858 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-24 22:55:42,859 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:55:42,859 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:55:42,993 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:55:42,994 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:55:42,994 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:55:42,995 INFO L158 Benchmark]: Toolchain (without parser) took 7228.11ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 151.4MB in the beginning and 107.7MB in the end (delta: 43.7MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2023-11-24 22:55:42,996 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:55:42,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1656.49ms. Allocated memory is still 186.6MB. Free memory was 151.0MB in the beginning and 86.1MB in the end (delta: 64.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-24 22:55:42,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.60ms. Allocated memory is still 186.6MB. Free memory was 86.1MB in the beginning and 153.6MB in the end (delta: -67.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-11-24 22:55:42,997 INFO L158 Benchmark]: Boogie Preprocessor took 94.82ms. Allocated memory is still 186.6MB. Free memory was 153.6MB in the beginning and 151.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:42,998 INFO L158 Benchmark]: RCFGBuilder took 632.04ms. Allocated memory is still 186.6MB. Free memory was 151.5MB in the beginning and 131.8MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:55:42,998 INFO L158 Benchmark]: CodeCheck took 4555.48ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 131.8MB in the beginning and 114.0MB in the end (delta: 17.8MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2023-11-24 22:55:42,999 INFO L158 Benchmark]: Witness Printer took 150.94ms. Allocated memory is still 224.4MB. Free memory was 114.0MB in the beginning and 107.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:55:43,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 63 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2588 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 888 mSDsluCounter, 2486 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 872 mSDsCounter, 450 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1718 IncrementalHoareTripleChecker+Invalid, 2168 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 450 mSolverCounterUnsat, 1614 mSDtfsCounter, 1718 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3809 GetRequests, 3733 SyntacticMatches, 10 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1764 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 442 NumberOfCodeBlocks, 442 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 423 ConstructedInterpolants, 0 QuantifiedInterpolants, 851 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 66/66 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: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1667]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1656.49ms. Allocated memory is still 186.6MB. Free memory was 151.0MB in the beginning and 86.1MB in the end (delta: 64.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.60ms. Allocated memory is still 186.6MB. Free memory was 86.1MB in the beginning and 153.6MB in the end (delta: -67.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.82ms. Allocated memory is still 186.6MB. Free memory was 153.6MB in the beginning and 151.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 632.04ms. Allocated memory is still 186.6MB. Free memory was 151.5MB in the beginning and 131.8MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 4555.48ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 131.8MB in the beginning and 114.0MB in the end (delta: 17.8MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * Witness Printer took 150.94ms. Allocated memory is still 224.4MB. Free memory was 114.0MB in the beginning and 107.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 22:55:43,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041e565f-2a4c-4f03-b169-14d64c4db783/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE