./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk --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 fcd190a52ccd43c1f3ac60cf6c7cda3b55d06758d8155c0f8c9285abfe231494 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:52:33,753 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:52:33,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:52:33,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:52:33,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:52:33,858 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:52:33,859 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:52:33,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:52:33,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:52:33,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:52:33,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:52:33,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:52:33,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:52:33,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:52:33,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:52:33,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:52:33,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:52:33,863 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:52:33,863 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:52:33,863 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:52:33,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:52:33,867 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:52:33,868 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:52:33,868 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:52:33,868 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:52:33,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:52:33,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:33,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:52:33,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:52:33,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:52:33,874 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:52:33,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:52:33,874 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_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd190a52ccd43c1f3ac60cf6c7cda3b55d06758d8155c0f8c9285abfe231494 [2024-11-09 00:52:34,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:52:34,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:52:34,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:52:34,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:52:34,188 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:52:34,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i Unable to find full path for "g++" [2024-11-09 00:52:36,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:52:36,587 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:52:36,591 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i [2024-11-09 00:52:36,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/data/e8dd5407e/5af3201900a4484da11a09633ea755e1/FLAG6258d7204 [2024-11-09 00:52:36,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/data/e8dd5407e/5af3201900a4484da11a09633ea755e1 [2024-11-09 00:52:36,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:52:36,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:52:36,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:36,645 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:52:36,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:52:36,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:36" (1/1) ... [2024-11-09 00:52:36,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f15e175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:36, skipping insertion in model container [2024-11-09 00:52:36,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:36" (1/1) ... [2024-11-09 00:52:36,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:52:37,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:37,809 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:52:37,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:38,117 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:52:38,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38 WrapperNode [2024-11-09 00:52:38,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:38,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:38,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:52:38,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:52:38,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,230 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-09 00:52:38,231 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:38,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:52:38,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:52:38,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:52:38,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,252 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:52:38,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:52:38,258 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:52:38,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:52:38,259 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:38,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:52:38,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:52:38,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:52:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:52:38,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:52:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:52:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:52:38,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:52:38,342 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-09 00:52:38,342 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-09 00:52:38,530 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:52:38,533 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:52:38,691 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:52:38,692 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:52:38,761 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:52:38,764 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:52:38,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:38 BoogieIcfgContainer [2024-11-09 00:52:38,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:52:38,766 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:52:38,766 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:52:38,777 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:52:38,778 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:38" (1/1) ... [2024-11-09 00:52:38,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:52:38,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2024-11-09 00:52:38,841 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-09 00:52:38,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:52:38,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:38,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:38,964 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:52:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:39,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:52:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:39,107 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:52:39,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:52:39 ImpRootNode [2024-11-09 00:52:39,136 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:52:39,137 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:52:39,137 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:52:39,137 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:52:39,138 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:38" (3/4) ... [2024-11-09 00:52:39,141 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:52:39,142 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:52:39,143 INFO L158 Benchmark]: Toolchain (without parser) took 2501.03ms. Allocated memory was 165.7MB in the beginning and 226.5MB in the end (delta: 60.8MB). Free memory was 123.0MB in the beginning and 160.5MB in the end (delta: -37.5MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-11-09 00:52:39,144 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 165.7MB. Free memory is still 135.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:39,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1474.15ms. Allocated memory is still 165.7MB. Free memory was 123.0MB in the beginning and 55.9MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:39,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.61ms. Allocated memory was 165.7MB in the beginning and 226.5MB in the end (delta: 60.8MB). Free memory was 55.9MB in the beginning and 194.1MB in the end (delta: -138.2MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-09 00:52:39,146 INFO L158 Benchmark]: Boogie Preprocessor took 23.57ms. Allocated memory is still 226.5MB. Free memory was 194.1MB in the beginning and 193.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:39,147 INFO L158 Benchmark]: RCFGBuilder took 507.42ms. Allocated memory is still 226.5MB. Free memory was 193.0MB in the beginning and 177.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:52:39,147 INFO L158 Benchmark]: CodeCheck took 370.41ms. Allocated memory is still 226.5MB. Free memory was 177.3MB in the beginning and 160.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:52:39,148 INFO L158 Benchmark]: Witness Printer took 5.49ms. Allocated memory is still 226.5MB. Free memory is still 160.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:39,151 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 21 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, 16 NumberOfCodeBlocks, 16 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: 1568]: 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 1576. 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); [L1576] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1576] RET 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] [L1577] CALL CWE191_Integer_Underflow__int_fscanf_multiply_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE staticReturnsTrue() [L1566] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.80ms. Allocated memory is still 165.7MB. Free memory is still 135.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1474.15ms. Allocated memory is still 165.7MB. Free memory was 123.0MB in the beginning and 55.9MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.61ms. Allocated memory was 165.7MB in the beginning and 226.5MB in the end (delta: 60.8MB). Free memory was 55.9MB in the beginning and 194.1MB in the end (delta: -138.2MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.57ms. Allocated memory is still 226.5MB. Free memory was 194.1MB in the beginning and 193.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.42ms. Allocated memory is still 226.5MB. Free memory was 193.0MB in the beginning and 177.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 370.41ms. Allocated memory is still 226.5MB. Free memory was 177.3MB in the beginning and 160.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.49ms. Allocated memory is still 226.5MB. Free memory is still 160.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:52:39,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/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_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk --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 fcd190a52ccd43c1f3ac60cf6c7cda3b55d06758d8155c0f8c9285abfe231494 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:52:41,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:52:41,681 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:52:41,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:52:41,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:52:41,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:52:41,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:52:41,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:52:41,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:52:41,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:52:41,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:52:41,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:52:41,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:52:41,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:52:41,757 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:52:41,759 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:52:41,759 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:52:41,760 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:52:41,760 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:52:41,764 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:52:41,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:52:41,765 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:52:41,765 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:52:41,766 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:52:41,766 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:52:41,766 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:41,767 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:52:41,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:52:41,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:41,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:52:41,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:52:41,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:52:41,771 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:52:41,771 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:41,772 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:52:41,772 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_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd190a52ccd43c1f3ac60cf6c7cda3b55d06758d8155c0f8c9285abfe231494 [2024-11-09 00:52:42,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:52:42,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:52:42,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:52:42,225 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:52:42,226 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:52:42,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i Unable to find full path for "g++" [2024-11-09 00:52:44,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:52:44,682 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:52:44,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i [2024-11-09 00:52:44,711 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/data/da01be8fb/88a7c5e096424c0b9fb1dd1d624eaaa1/FLAG66cd7cf9b [2024-11-09 00:52:44,846 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/data/da01be8fb/88a7c5e096424c0b9fb1dd1d624eaaa1 [2024-11-09 00:52:44,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:52:44,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:52:44,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:44,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:52:44,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:52:44,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:44" (1/1) ... [2024-11-09 00:52:44,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@302a51f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:44, skipping insertion in model container [2024-11-09 00:52:44,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:44" (1/1) ... [2024-11-09 00:52:44,937 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:52:45,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:45,983 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:52:46,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:46,265 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:52:46,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46 WrapperNode [2024-11-09 00:52:46,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:46,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:46,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:52:46,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:52:46,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,323 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-11-09 00:52:46,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:46,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:52:46,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:52:46,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:52:46,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,338 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:52:46,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:52:46,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:52:46,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:52:46,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:46,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:52:46,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:52:46,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:52:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:52:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:52:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:52:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:52:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:52:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-09 00:52:46,447 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-09 00:52:46,613 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:52:46,616 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:52:46,747 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:52:46,748 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:52:46,819 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:52:46,820 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:52:46,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:46 BoogieIcfgContainer [2024-11-09 00:52:46,821 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:52:46,822 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:52:46,822 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:52:46,833 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:52:46,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:46" (1/1) ... [2024-11-09 00:52:46,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:52:46,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:46,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2024-11-09 00:52:46,911 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2024-11-09 00:52:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:52:46,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:46,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:46,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:46,919 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:46,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:52:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:47,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:52:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:47,293 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:52:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:47,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:47,356 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:52:47,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:52:47 ImpRootNode [2024-11-09 00:52:47,402 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:52:47,404 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:52:47,404 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:52:47,406 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:52:47,407 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:46" (3/4) ... [2024-11-09 00:52:47,410 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:52:47,411 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:52:47,412 INFO L158 Benchmark]: Toolchain (without parser) took 2561.76ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 66.5MB in the beginning and 77.2MB in the end (delta: -10.7MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2024-11-09 00:52:47,413 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:47,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1414.01ms. Allocated memory is still 94.4MB. Free memory was 66.3MB in the beginning and 44.6MB in the end (delta: 21.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-09 00:52:47,415 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.80ms. Allocated memory is still 94.4MB. Free memory was 44.6MB in the beginning and 41.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:52:47,417 INFO L158 Benchmark]: Boogie Preprocessor took 48.76ms. Allocated memory is still 94.4MB. Free memory was 41.7MB in the beginning and 65.9MB in the end (delta: -24.2MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-09 00:52:47,417 INFO L158 Benchmark]: RCFGBuilder took 448.26ms. Allocated memory is still 94.4MB. Free memory was 65.9MB in the beginning and 49.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:52:47,419 INFO L158 Benchmark]: CodeCheck took 580.15ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 49.6MB in the beginning and 77.2MB in the end (delta: -27.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:47,419 INFO L158 Benchmark]: Witness Printer took 7.30ms. Allocated memory is still 113.2MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:47,424 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 15 NumberOfCodeBlocks, 15 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: 1568]: 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 1576. 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); [L1576] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1576] RET 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] [L1577] CALL CWE191_Integer_Underflow__int_fscanf_multiply_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() 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] [L1564] COND TRUE staticReturnsTrue() [L1566] 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] [L1568] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.30ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1414.01ms. Allocated memory is still 94.4MB. Free memory was 66.3MB in the beginning and 44.6MB in the end (delta: 21.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.80ms. Allocated memory is still 94.4MB. Free memory was 44.6MB in the beginning and 41.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.76ms. Allocated memory is still 94.4MB. Free memory was 41.7MB in the beginning and 65.9MB in the end (delta: -24.2MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * RCFGBuilder took 448.26ms. Allocated memory is still 94.4MB. Free memory was 65.9MB in the beginning and 49.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 580.15ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 49.6MB in the beginning and 77.2MB in the end (delta: -27.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.30ms. Allocated memory is still 113.2MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:52:47,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cfd08a-9105-429e-93c5-3db4f7e46ac9/bin/ukojak-verify-ImItNfHLgk/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