./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.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_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9 --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 8d648ed57c9c6f64308620c4c3b30d7652205d86b3b1d63451fdac4872935b94 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:46:58,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:46:58,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 03:46:58,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:46:58,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:46:58,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:46:58,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:46:58,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:46:58,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:46:58,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:46:58,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:46:58,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:46:58,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:46:58,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:46:58,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:46:58,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:46:58,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:46:58,406 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:46:58,406 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:46:58,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:46:58,407 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:46:58,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:46:58,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:46:58,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:46:58,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:46:58,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:46:58,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:46:58,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:46:58,410 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:46:58,411 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:46:58,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:46:58,411 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:46:58,412 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_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d648ed57c9c6f64308620c4c3b30d7652205d86b3b1d63451fdac4872935b94 [2023-12-03 03:46:58,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:46:58,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:46:58,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:46:58,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:46:58,665 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:46:58,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i [2023-12-03 03:47:01,470 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:47:01,744 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:47:01,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i [2023-12-03 03:47:01,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/data/6ebeb5424/c0a95934d6b64228b3478f1e73507efc/FLAGb9b381c56 [2023-12-03 03:47:01,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/data/6ebeb5424/c0a95934d6b64228b3478f1e73507efc [2023-12-03 03:47:01,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:47:01,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:47:01,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:01,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:47:01,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:47:01,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:01" (1/1) ... [2023-12-03 03:47:01,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcfc72f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:01, skipping insertion in model container [2023-12-03 03:47:01,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:01" (1/1) ... [2023-12-03 03:47:01,863 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:47:02,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:02,605 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:47:02,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:02,764 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:02,764 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:02,764 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:02,765 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:02,770 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:47:02,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02 WrapperNode [2023-12-03 03:47:02,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:02,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:02,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:47:02,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:47:02,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,825 INFO L138 Inliner]: procedures = 498, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2023-12-03 03:47:02,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:02,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:47:02,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:47:02,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:47:02,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,843 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,848 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:47:02,851 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:47:02,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:47:02,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:47:02,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:02" (1/1) ... [2023-12-03 03:47:02,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:02,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:47:02,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:47:02,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:47:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:47:02,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:47:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:47:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:47:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:47:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:47:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:47:03,048 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:47:03,050 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:47:03,140 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:47:03,179 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:47:03,179 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:47:03,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:03 BoogieIcfgContainer [2023-12-03 03:47:03,181 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:47:03,182 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:47:03,182 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:47:03,189 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:47:03,189 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:03" (1/1) ... [2023-12-03 03:47:03,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:47:03,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:03,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-12-03 03:47:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-12-03 03:47:03,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:47:03,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:03,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:03,368 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:47:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:03,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:47:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:03,471 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:47:03,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet99 [2023-12-03 03:47:03,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:47:03 ImpRootNode [2023-12-03 03:47:03,497 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:47:03,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:47:03,498 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:47:03,498 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:47:03,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:03" (3/4) ... [2023-12-03 03:47:03,500 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:47:03,501 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:47:03,502 INFO L158 Benchmark]: Toolchain (without parser) took 1715.13ms. Allocated memory is still 148.9MB. Free memory was 101.5MB in the beginning and 103.2MB in the end (delta: -1.7MB). Peak memory consumption was 660.3kB. Max. memory is 16.1GB. [2023-12-03 03:47:03,503 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:03,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 983.29ms. Allocated memory is still 148.9MB. Free memory was 101.1MB in the beginning and 77.1MB in the end (delta: 24.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-12-03 03:47:03,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.43ms. Allocated memory is still 148.9MB. Free memory was 77.1MB in the beginning and 73.7MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:47:03,504 INFO L158 Benchmark]: Boogie Preprocessor took 24.74ms. Allocated memory is still 148.9MB. Free memory was 73.7MB in the beginning and 73.0MB in the end (delta: 718.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:03,505 INFO L158 Benchmark]: RCFGBuilder took 329.88ms. Allocated memory is still 148.9MB. Free memory was 72.3MB in the beginning and 59.0MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:47:03,505 INFO L158 Benchmark]: CodeCheck took 314.97ms. Allocated memory is still 148.9MB. Free memory was 59.0MB in the beginning and 104.1MB in the end (delta: -45.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:03,506 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 148.9MB. Free memory was 104.1MB in the beginning and 103.2MB in the end (delta: 880.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:47:03,509 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 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_min_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1557] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 983.29ms. Allocated memory is still 148.9MB. Free memory was 101.1MB in the beginning and 77.1MB in the end (delta: 24.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.43ms. Allocated memory is still 148.9MB. Free memory was 77.1MB in the beginning and 73.7MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.74ms. Allocated memory is still 148.9MB. Free memory was 73.7MB in the beginning and 73.0MB in the end (delta: 718.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 329.88ms. Allocated memory is still 148.9MB. Free memory was 72.3MB in the beginning and 59.0MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 314.97ms. Allocated memory is still 148.9MB. Free memory was 59.0MB in the beginning and 104.1MB in the end (delta: -45.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 148.9MB. Free memory was 104.1MB in the beginning and 103.2MB in the end (delta: 880.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet99 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:47:03,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9 --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 8d648ed57c9c6f64308620c4c3b30d7652205d86b3b1d63451fdac4872935b94 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:47:05,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:47:05,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 03:47:05,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:47:05,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:47:05,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:47:05,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:47:05,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:47:05,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:47:05,557 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:47:05,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:47:05,558 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:47:05,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:47:05,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:47:05,560 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:47:05,561 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:47:05,561 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:47:05,562 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:47:05,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:47:05,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:47:05,563 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:47:05,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:47:05,564 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:47:05,565 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:47:05,565 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:05,566 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:47:05,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:47:05,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:05,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:47:05,568 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:47:05,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:47:05,568 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:47:05,569 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:05,569 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:47:05,569 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:47:05,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:47:05,570 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d648ed57c9c6f64308620c4c3b30d7652205d86b3b1d63451fdac4872935b94 [2023-12-03 03:47:05,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:47:05,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:47:05,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:47:05,862 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:47:05,863 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:47:05,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i [2023-12-03 03:47:08,614 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:47:08,935 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:47:08,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i [2023-12-03 03:47:08,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/data/2924ebbad/d01e59493d784a77989fbf09a18ffa77/FLAG696ab616d [2023-12-03 03:47:08,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/data/2924ebbad/d01e59493d784a77989fbf09a18ffa77 [2023-12-03 03:47:08,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:47:08,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:47:08,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:08,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:47:08,983 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:47:08,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:08" (1/1) ... [2023-12-03 03:47:08,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3baaf2b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:08, skipping insertion in model container [2023-12-03 03:47:08,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:08" (1/1) ... [2023-12-03 03:47:09,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:47:09,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:09,968 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:47:10,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:10,198 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:10,198 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:10,198 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:10,199 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:10,206 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:47:10,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10 WrapperNode [2023-12-03 03:47:10,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:10,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:10,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:47:10,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:47:10,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,267 INFO L138 Inliner]: procedures = 503, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2023-12-03 03:47:10,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:10,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:47:10,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:47:10,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:47:10,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:47:10,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:47:10,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:47:10,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:47:10,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:10,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:47:10,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:47:10,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:47:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:47:10,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:47:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:47:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:47:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:47:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:47:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:47:10,522 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:47:10,524 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:47:10,625 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:47:10,666 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:47:10,667 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:47:10,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:10 BoogieIcfgContainer [2023-12-03 03:47:10,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:47:10,669 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:47:10,669 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:47:10,679 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:47:10,679 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:10" (1/1) ... [2023-12-03 03:47:10,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:47:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-12-03 03:47:10,740 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-12-03 03:47:10,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:47:10,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:10,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:10,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:47:10,747 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:47:10,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:47:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:10,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:47:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:11,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:47:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:47:11,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:47:11,046 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:47:11,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet97 [2023-12-03 03:47:11,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:47:11 ImpRootNode [2023-12-03 03:47:11,070 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:47:11,071 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:47:11,071 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:47:11,071 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:47:11,072 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:10" (3/4) ... [2023-12-03 03:47:11,074 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:47:11,075 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:47:11,076 INFO L158 Benchmark]: Toolchain (without parser) took 2099.17ms. Allocated memory is still 111.1MB. Free memory was 84.4MB in the beginning and 52.2MB in the end (delta: 32.2MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-12-03 03:47:11,076 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:11,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1229.28ms. Allocated memory is still 111.1MB. Free memory was 84.1MB in the beginning and 46.7MB in the end (delta: 37.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2023-12-03 03:47:11,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.18ms. Allocated memory is still 111.1MB. Free memory was 46.7MB in the beginning and 44.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:47:11,078 INFO L158 Benchmark]: Boogie Preprocessor took 47.30ms. Allocated memory is still 111.1MB. Free memory was 44.0MB in the beginning and 83.7MB in the end (delta: -39.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 03:47:11,078 INFO L158 Benchmark]: RCFGBuilder took 351.78ms. Allocated memory is still 111.1MB. Free memory was 83.7MB in the beginning and 67.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:47:11,079 INFO L158 Benchmark]: CodeCheck took 401.17ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 52.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:47:11,080 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 111.1MB. Free memory was 52.9MB in the beginning and 52.2MB in the end (delta: 646.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:11,083 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 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_min_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1557] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1229.28ms. Allocated memory is still 111.1MB. Free memory was 84.1MB in the beginning and 46.7MB in the end (delta: 37.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.18ms. Allocated memory is still 111.1MB. Free memory was 46.7MB in the beginning and 44.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.30ms. Allocated memory is still 111.1MB. Free memory was 44.0MB in the beginning and 83.7MB in the end (delta: -39.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 351.78ms. Allocated memory is still 111.1MB. Free memory was 83.7MB in the beginning and 67.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 401.17ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 52.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 111.1MB. Free memory was 52.9MB in the beginning and 52.2MB in the end (delta: 646.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet97 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:47:11,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c5d86b-b8a8-48f7-bdbc-f8bd61f072a4/bin/ukojak-verify-Qdu7aM0XO9/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: UNKNOWN: Overapproximated counterexample