./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_03_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/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_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/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_a458290b-990e-4934-86ca-3fee9b7eef53/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 78271c17292c4dfe9985bede2742323ba4e6db6c5546a41d5319afabb87e3c3a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:34:19,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:34:19,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 01:34:19,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:34:19,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:34:19,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:34:19,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:34:19,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:34:19,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:34:19,132 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:34:19,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:34:19,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:34:19,133 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:34:19,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:34:19,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:34:19,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:34:19,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:34:19,136 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:34:19,136 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:34:19,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:34:19,137 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:34:19,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:34:19,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:34:19,139 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:34:19,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:34:19,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:19,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:34:19,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:34:19,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:34:19,141 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:34:19,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:34:19,142 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:34:19,142 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_a458290b-990e-4934-86ca-3fee9b7eef53/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78271c17292c4dfe9985bede2742323ba4e6db6c5546a41d5319afabb87e3c3a [2023-12-03 01:34:19,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:34:19,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:34:19,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:34:19,358 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:34:19,358 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:34:19,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_03_bad.i [2023-12-03 01:34:22,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:34:22,384 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:34:22,385 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_03_bad.i [2023-12-03 01:34:22,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/data/45056b0d1/a8bd2b74d6f648c1a8d0099bad82dc32/FLAG3cce28ba5 [2023-12-03 01:34:22,420 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/data/45056b0d1/a8bd2b74d6f648c1a8d0099bad82dc32 [2023-12-03 01:34:22,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:34:22,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:34:22,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:22,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:34:22,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:34:22,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:22" (1/1) ... [2023-12-03 01:34:22,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3811b45f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:22, skipping insertion in model container [2023-12-03 01:34:22,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:22" (1/1) ... [2023-12-03 01:34:22,481 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:34:23,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:23,176 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:34:23,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:23,403 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:23,403 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:23,404 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:23,404 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:23,411 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:34:23,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23 WrapperNode [2023-12-03 01:34:23,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:23,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:23,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:34:23,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:34:23,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,469 INFO L138 Inliner]: procedures = 498, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2023-12-03 01:34:23,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:23,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:34:23,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:34:23,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:34:23,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,482 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,483 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,491 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,495 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:34:23,496 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:34:23,496 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:34:23,497 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:34:23,497 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:23,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:34:23,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:34:23,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:34:23,573 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:34:23,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:34:23,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:34:23,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:34:23,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:34:23,574 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:34:23,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:34:23,705 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:34:23,707 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:34:23,793 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:34:23,829 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:34:23,829 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:34:23,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:23 BoogieIcfgContainer [2023-12-03 01:34:23,831 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:34:23,832 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:34:23,832 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:34:23,842 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:34:23,842 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:23" (1/1) ... [2023-12-03 01:34:23,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:34:23,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:34:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-03 01:34:23,903 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-03 01:34:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:34:23,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:34:23,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:34:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:24,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:34:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:24,092 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:34:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:24,118 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:34:24,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet99 [2023-12-03 01:34:24,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:34:24 ImpRootNode [2023-12-03 01:34:24,139 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:34:24,140 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:34:24,140 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:34:24,141 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:34:24,141 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:23" (3/4) ... [2023-12-03 01:34:24,143 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:34:24,144 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:34:24,145 INFO L158 Benchmark]: Toolchain (without parser) took 1720.75ms. Allocated memory is still 176.2MB. Free memory was 134.3MB in the beginning and 93.9MB in the end (delta: 40.4MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-12-03 01:34:24,146 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 111.1MB. Free memory was 61.8MB in the beginning and 61.7MB in the end (delta: 168.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:24,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 986.77ms. Allocated memory is still 176.2MB. Free memory was 134.3MB in the beginning and 126.6MB in the end (delta: 7.7MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2023-12-03 01:34:24,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.69ms. Allocated memory is still 176.2MB. Free memory was 126.6MB in the beginning and 124.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:24,148 INFO L158 Benchmark]: Boogie Preprocessor took 25.65ms. Allocated memory is still 176.2MB. Free memory was 124.1MB in the beginning and 122.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:24,148 INFO L158 Benchmark]: RCFGBuilder took 334.99ms. Allocated memory is still 176.2MB. Free memory was 122.4MB in the beginning and 109.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:34:24,149 INFO L158 Benchmark]: CodeCheck took 307.60ms. Allocated memory is still 176.2MB. Free memory was 108.6MB in the beginning and 93.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:34:24,149 INFO L158 Benchmark]: Witness Printer took 4.16ms. Allocated memory is still 176.2MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:24,153 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, 14 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, 7 NumberOfCodeBlocks, 7 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: 1560]: 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 1568. 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); [L1568] 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}] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_03_bad() [L1550] int data; [L1551] data = 0 [L1554] 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] [L1558] 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] [L1560] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 111.1MB. Free memory was 61.8MB in the beginning and 61.7MB in the end (delta: 168.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 986.77ms. Allocated memory is still 176.2MB. Free memory was 134.3MB in the beginning and 126.6MB in the end (delta: 7.7MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.69ms. Allocated memory is still 176.2MB. Free memory was 126.6MB in the beginning and 124.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.65ms. Allocated memory is still 176.2MB. Free memory was 124.1MB in the beginning and 122.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 334.99ms. Allocated memory is still 176.2MB. Free memory was 122.4MB in the beginning and 109.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 307.60ms. Allocated memory is still 176.2MB. Free memory was 108.6MB in the beginning and 93.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.16ms. Allocated memory is still 176.2MB. Free memory is still 93.9MB. 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~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 01:34:24,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/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_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/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_a458290b-990e-4934-86ca-3fee9b7eef53/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 78271c17292c4dfe9985bede2742323ba4e6db6c5546a41d5319afabb87e3c3a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:34:26,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:34:26,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 01:34:26,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:34:26,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:34:26,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:34:26,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:34:26,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:34:26,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:34:26,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:34:26,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:34:26,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:34:26,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:34:26,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:34:26,200 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:34:26,200 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:34:26,201 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:34:26,202 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:34:26,202 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:34:26,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:34:26,203 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:34:26,204 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:34:26,204 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:34:26,205 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:34:26,205 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:26,206 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:34:26,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:34:26,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:26,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:34:26,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:34:26,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:34:26,208 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:34:26,208 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:26,209 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:34:26,209 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:34:26,209 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:34:26,209 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_a458290b-990e-4934-86ca-3fee9b7eef53/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78271c17292c4dfe9985bede2742323ba4e6db6c5546a41d5319afabb87e3c3a [2023-12-03 01:34:26,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:34:26,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:34:26,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:34:26,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:34:26,525 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:34:26,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_03_bad.i [2023-12-03 01:34:29,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:34:29,547 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:34:29,548 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_03_bad.i [2023-12-03 01:34:29,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/data/84195a02e/bf7a083d228a4ba5a06641902e34556e/FLAGd52b59815 [2023-12-03 01:34:29,584 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/data/84195a02e/bf7a083d228a4ba5a06641902e34556e [2023-12-03 01:34:29,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:34:29,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:34:29,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:29,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:34:29,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:34:29,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:29" (1/1) ... [2023-12-03 01:34:29,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11702385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:29, skipping insertion in model container [2023-12-03 01:34:29,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:29" (1/1) ... [2023-12-03 01:34:29,653 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:34:30,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:30,399 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:34:30,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:30,641 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:30,642 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:30,642 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:30,642 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:30,648 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:34:30,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30 WrapperNode [2023-12-03 01:34:30,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:30,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:30,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:34:30,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:34:30,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,704 INFO L138 Inliner]: procedures = 503, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2023-12-03 01:34:30,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:30,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:34:30,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:34:30,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:34:30,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:34:30,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:34:30,738 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:34:30,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:34:30,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:30" (1/1) ... [2023-12-03 01:34:30,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:30,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:34:30,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:34:30,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:34:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:34:30,802 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:34:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:34:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:34:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:34:30,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:34:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:34:30,948 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:34:30,950 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:34:31,049 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:34:31,091 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:34:31,091 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:34:31,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:31 BoogieIcfgContainer [2023-12-03 01:34:31,093 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:34:31,094 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:34:31,094 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:34:31,103 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:34:31,103 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:31" (1/1) ... [2023-12-03 01:34:31,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:34:31,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:34:31,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-03 01:34:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-03 01:34:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:34:31,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:34:31,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:31,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:34:31,203 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:34:31,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:34:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:31,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:34:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:31,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:31,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:34:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:31,446 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 01:34:31,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:34:31,449 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:34:31,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet97 [2023-12-03 01:34:31,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:34:31 ImpRootNode [2023-12-03 01:34:31,471 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:34:31,472 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:34:31,472 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:34:31,472 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:34:31,473 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:31" (3/4) ... [2023-12-03 01:34:31,475 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:34:31,476 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:34:31,476 INFO L158 Benchmark]: Toolchain (without parser) took 1888.18ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 56.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-12-03 01:34:31,477 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:31,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1059.65ms. Allocated memory is still 94.4MB. Free memory was 71.5MB in the beginning and 61.1MB in the end (delta: 10.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-12-03 01:34:31,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.22ms. Allocated memory is still 94.4MB. Free memory was 61.1MB in the beginning and 58.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:31,478 INFO L158 Benchmark]: Boogie Preprocessor took 32.10ms. Allocated memory is still 94.4MB. Free memory was 58.1MB in the beginning and 56.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:31,479 INFO L158 Benchmark]: RCFGBuilder took 354.64ms. Allocated memory is still 94.4MB. Free memory was 56.0MB in the beginning and 40.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:34:31,479 INFO L158 Benchmark]: CodeCheck took 377.90ms. Allocated memory is still 94.4MB. Free memory was 40.8MB in the beginning and 56.5MB in the end (delta: -15.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:31,480 INFO L158 Benchmark]: Witness Printer took 3.51ms. Allocated memory is still 94.4MB. Free memory was 56.5MB in the beginning and 56.5MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:31,483 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, 14 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, 7 NumberOfCodeBlocks, 7 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: 1560]: 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 1568. 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); [L1568] 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}] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_03_bad() [L1550] int data; [L1551] data = 0 [L1554] 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] [L1558] 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] [L1560] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1059.65ms. Allocated memory is still 94.4MB. Free memory was 71.5MB in the beginning and 61.1MB in the end (delta: 10.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.22ms. Allocated memory is still 94.4MB. Free memory was 61.1MB in the beginning and 58.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.10ms. Allocated memory is still 94.4MB. Free memory was 58.1MB in the beginning and 56.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 354.64ms. Allocated memory is still 94.4MB. Free memory was 56.0MB in the beginning and 40.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 377.90ms. Allocated memory is still 94.4MB. Free memory was 40.8MB in the beginning and 56.5MB in the end (delta: -15.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.51ms. Allocated memory is still 94.4MB. Free memory was 56.5MB in the beginning and 56.5MB in the end (delta: 2.7kB). 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 01:34:31,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a458290b-990e-4934-86ca-3fee9b7eef53/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