./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_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_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/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_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/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_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/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 c143309940d4ecef6359632a3ce5f4f5c0f05dacd001df6dd5d24de884b9d634 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:36,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:36,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:00:36,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:36,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:36,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:36,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:36,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:36,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:36,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:36,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:36,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:36,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:36,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:36,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:36,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:36,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:36,720 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:00:36,721 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:00:36,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:36,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:36,723 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:36,723 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:36,724 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:36,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:36,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:36,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:36,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:36,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:36,726 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:36,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:36,728 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:36,728 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_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c143309940d4ecef6359632a3ce5f4f5c0f05dacd001df6dd5d24de884b9d634 [2023-11-24 23:00:37,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:37,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:37,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:37,089 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:37,089 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:37,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_good.i [2023-11-24 23:00:40,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:40,770 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:40,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_good.i [2023-11-24 23:00:40,808 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/data/078c65990/06581340da7943b8b2a318070c2c7514/FLAG159a755e4 [2023-11-24 23:00:40,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/data/078c65990/06581340da7943b8b2a318070c2c7514 [2023-11-24 23:00:40,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:40,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:40,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:40,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:40,844 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:40,844 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:40" (1/1) ... [2023-11-24 23:00:40,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265ea00e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:40, skipping insertion in model container [2023-11-24 23:00:40,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:40" (1/1) ... [2023-11-24 23:00:40,932 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:42,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:42,052 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:42,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:42,332 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:42,332 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:42,332 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:42,333 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:42,341 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:42,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42 WrapperNode [2023-11-24 23:00:42,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:42,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:42,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:42,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:42,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,408 INFO L138 Inliner]: procedures = 502, calls = 70, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 91 [2023-11-24 23:00:42,409 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:42,410 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:42,410 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:42,410 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:42,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:42,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:42,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:42,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:42,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:42,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:42,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:42,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-24 23:00:42,552 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-24 23:00:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:00:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:00:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:00:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:42,721 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:42,724 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:42,934 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:42,993 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:42,994 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:00:42,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:42 BoogieIcfgContainer [2023-11-24 23:00:42,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:42,997 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:42,997 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:43,007 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:43,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:43,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2023-11-24 23:00:43,075 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2023-11-24 23:00:43,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:00:43,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,463 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 23:00:43,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 59 transitions. [2023-11-24 23:00:43,533 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-11-24 23:00:43,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:43,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,626 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 23:00:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 55 transitions. [2023-11-24 23:00:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-11-24 23:00:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:43,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,935 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 23:00:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 39 states and 47 transitions. [2023-11-24 23:00:44,010 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-24 23:00:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:44,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,065 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 23:00:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 39 states and 46 transitions. [2023-11-24 23:00:44,152 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-24 23:00:44,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:00:44,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,270 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 23:00:44,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 41 states and 50 transitions. [2023-11-24 23:00:44,312 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-24 23:00:44,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:44,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,391 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 23:00:44,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 51 transitions. [2023-11-24 23:00:44,415 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-24 23:00:44,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:00:44,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,486 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 23:00:44,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 35 states and 39 transitions. [2023-11-24 23:00:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-24 23:00:44,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:00:44,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,732 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 23:00:44,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 34 states and 38 transitions. [2023-11-24 23:00:44,817 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2023-11-24 23:00:44,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:00:44,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,898 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 23:00:44,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 33 states and 37 transitions. [2023-11-24 23:00:44,923 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2023-11-24 23:00:44,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:00:44,924 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2023-11-24 23:00:44,935 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-24 23:00:45,044 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:00:45,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:00:45 ImpRootNode [2023-11-24 23:00:45,049 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:00:45,050 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:00:45,050 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:00:45,050 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:00:45,051 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:42" (3/4) ... [2023-11-24 23:00:45,054 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:00:45,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-24 23:00:45,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-24 23:00:45,066 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-24 23:00:45,066 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-24 23:00:45,067 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-24 23:00:45,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:00:45,194 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:00:45,195 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 23:00:45,195 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:00:45,196 INFO L158 Benchmark]: Toolchain (without parser) took 4361.79ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 137.9MB in the beginning and 176.5MB in the end (delta: -38.7MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. [2023-11-24 23:00:45,196 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:45,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1504.06ms. Allocated memory is still 176.2MB. Free memory was 137.3MB in the beginning and 135.0MB in the end (delta: 2.3MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2023-11-24 23:00:45,197 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.09ms. Allocated memory is still 176.2MB. Free memory was 135.0MB in the beginning and 132.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:00:45,198 INFO L158 Benchmark]: Boogie Preprocessor took 31.56ms. Allocated memory is still 176.2MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:00:45,198 INFO L158 Benchmark]: RCFGBuilder took 553.97ms. Allocated memory is still 176.2MB. Free memory was 129.9MB in the beginning and 112.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:00:45,199 INFO L158 Benchmark]: CodeCheck took 2053.00ms. Allocated memory is still 176.2MB. Free memory was 112.3MB in the beginning and 56.9MB in the end (delta: 55.4MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2023-11-24 23:00:45,200 INFO L158 Benchmark]: Witness Printer took 145.32ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 56.9MB in the beginning and 176.5MB in the end (delta: -119.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:00:45,202 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, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 698 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 164 mSDsluCounter, 581 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 126 mSDsCounter, 139 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 467 IncrementalHoareTripleChecker+Invalid, 606 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 139 mSolverCounterUnsat, 455 mSDtfsCounter, 467 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1403 GetRequests, 1381 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 175 ConstructedInterpolants, 0 QuantifiedInterpolants, 351 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 36/36 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: 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: 1642]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1504.06ms. Allocated memory is still 176.2MB. Free memory was 137.3MB in the beginning and 135.0MB in the end (delta: 2.3MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.09ms. Allocated memory is still 176.2MB. Free memory was 135.0MB in the beginning and 132.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.56ms. Allocated memory is still 176.2MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 553.97ms. Allocated memory is still 176.2MB. Free memory was 129.9MB in the beginning and 112.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2053.00ms. Allocated memory is still 176.2MB. Free memory was 112.3MB in the beginning and 56.9MB in the end (delta: 55.4MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. * Witness Printer took 145.32ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 56.9MB in the beginning and 176.5MB in the end (delta: -119.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 23:00:45,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b8fbaf-28e6-4c3d-8fe5-8dc1bdb6b7c4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE