./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_09_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2 --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 00fb5792a8c12571361ea759faff804955d813ecd7b86a006682b672ba238625 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:31,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:31,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:27:31,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:31,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:31,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:31,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:31,514 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:31,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:31,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:31,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:31,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:31,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:31,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:31,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:31,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:31,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:31,521 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:31,522 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:31,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:31,523 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:31,529 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:31,530 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:31,531 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:31,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:31,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:31,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:31,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:31,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:31,540 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:31,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:31,541 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:31,542 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_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00fb5792a8c12571361ea759faff804955d813ecd7b86a006682b672ba238625 [2023-11-21 18:27:31,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:31,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:31,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:31,882 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:31,883 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:31,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_09_good.i [2023-11-21 18:27:35,031 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:35,449 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:35,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_09_good.i [2023-11-21 18:27:35,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/data/25b32e184/81c3eb73dd4f493d8a5f966be37cbd09/FLAG642db03d4 [2023-11-21 18:27:35,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/data/25b32e184/81c3eb73dd4f493d8a5f966be37cbd09 [2023-11-21 18:27:35,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:35,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:35,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:35,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:35,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:35,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551ad8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35, skipping insertion in model container [2023-11-21 18:27:35,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,612 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:36,122 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:27:36,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:36,941 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:36,979 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:27:37,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:37,288 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,290 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,291 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,291 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,291 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,299 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:37,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37 WrapperNode [2023-11-21 18:27:37,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:37,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:37,302 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:37,302 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:37,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,400 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 79 [2023-11-21 18:27:37,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:37,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:37,401 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:37,401 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:37,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,431 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:37,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:37,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:37,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:37,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:37,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:37,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:37,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:27:37,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:27:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:27:37,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:27:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:37,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:27:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:37,695 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:37,697 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:37,858 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:37,930 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:37,931 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:27:37,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:37 BoogieIcfgContainer [2023-11-21 18:27:37,933 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:37,933 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:37,934 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:37,944 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:37,944 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2023-11-21 18:27:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2023-11-21 18:27:38,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:27:38,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:38,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2023-11-21 18:27:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-21 18:27:38,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:27:38,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:38,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2023-11-21 18:27:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-21 18:27:38,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:27:38,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 58 transitions. [2023-11-21 18:27:38,814 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-21 18:27:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:27:38,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 62 transitions. [2023-11-21 18:27:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-11-21 18:27:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:27:39,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 61 transitions. [2023-11-21 18:27:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2023-11-21 18:27:39,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:27:39,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 36 states and 43 transitions. [2023-11-21 18:27:40,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-11-21 18:27:40,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:27:40,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,153 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:40,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 38 states and 47 transitions. [2023-11-21 18:27:40,203 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-21 18:27:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:27:40,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,277 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:40,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 48 transitions. [2023-11-21 18:27:40,302 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-21 18:27:40,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:27:40,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 33 states and 38 transitions. [2023-11-21 18:27:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-21 18:27:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:27:40,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,847 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:41,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 33 states and 37 transitions. [2023-11-21 18:27:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2023-11-21 18:27:41,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:27:41,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 32 states and 36 transitions. [2023-11-21 18:27:41,349 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2023-11-21 18:27:41,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:27:41,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,438 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:41,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 31 states and 35 transitions. [2023-11-21 18:27:41,460 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-21 18:27:41,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:27:41,461 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2023-11-21 18:27:41,470 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:27:41,666 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:27:41,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:27:41 ImpRootNode [2023-11-21 18:27:41,671 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:27:41,672 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:27:41,672 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:27:41,672 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:27:41,673 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:37" (3/4) ... [2023-11-21 18:27:41,675 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:27:41,679 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:27:41,679 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:27:41,684 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-21 18:27:41,685 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 18:27:41,685 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:27:41,685 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:27:41,794 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:27:41,795 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:27:41,795 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:27:41,796 INFO L158 Benchmark]: Toolchain (without parser) took 6277.97ms. Allocated memory was 130.0MB in the beginning and 180.4MB in the end (delta: 50.3MB). Free memory was 84.0MB in the beginning and 55.7MB in the end (delta: 28.3MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. [2023-11-21 18:27:41,796 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:41,797 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1777.42ms. Allocated memory is still 130.0MB. Free memory was 84.0MB in the beginning and 72.9MB in the end (delta: 11.1MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2023-11-21 18:27:41,797 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.27ms. Allocated memory is still 130.0MB. Free memory was 72.9MB in the beginning and 70.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:41,798 INFO L158 Benchmark]: Boogie Preprocessor took 60.56ms. Allocated memory is still 130.0MB. Free memory was 70.2MB in the beginning and 68.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:41,798 INFO L158 Benchmark]: RCFGBuilder took 470.27ms. Allocated memory is still 130.0MB. Free memory was 68.7MB in the beginning and 51.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:27:41,798 INFO L158 Benchmark]: CodeCheck took 3737.85ms. Allocated memory was 130.0MB in the beginning and 180.4MB in the end (delta: 50.3MB). Free memory was 51.9MB in the beginning and 60.9MB in the end (delta: -9.0MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2023-11-21 18:27:41,799 INFO L158 Benchmark]: Witness Printer took 123.36ms. Allocated memory is still 180.4MB. Free memory was 60.9MB in the beginning and 55.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:41,801 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1052 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 287 mSDsluCounter, 779 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 174 mSDsCounter, 261 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 906 IncrementalHoareTripleChecker+Invalid, 1167 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 261 mSolverCounterUnsat, 605 mSDtfsCounter, 906 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1811 GetRequests, 1735 SyntacticMatches, 8 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1752 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 208 ConstructedInterpolants, 0 QuantifiedInterpolants, 471 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 48/48 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 0.36ms. Allocated memory is still 130.0MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1777.42ms. Allocated memory is still 130.0MB. Free memory was 84.0MB in the beginning and 72.9MB in the end (delta: 11.1MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.27ms. Allocated memory is still 130.0MB. Free memory was 72.9MB in the beginning and 70.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.56ms. Allocated memory is still 130.0MB. Free memory was 70.2MB in the beginning and 68.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 470.27ms. Allocated memory is still 130.0MB. Free memory was 68.7MB in the beginning and 51.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3737.85ms. Allocated memory was 130.0MB in the beginning and 180.4MB in the end (delta: 50.3MB). Free memory was 51.9MB in the beginning and 60.9MB in the end (delta: -9.0MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * Witness Printer took 123.36ms. Allocated memory is still 180.4MB. Free memory was 60.9MB in the beginning and 55.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:27:41,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb18ca-6abd-4865-8c4c-6d2713d1389c/bin/ukojak-verify-i0I2FZA1j2/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