./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_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_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/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_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/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_0561bedc-adaa-4814-97df-d96983456025/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 b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:53:54,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:53:54,459 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:53:54,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:53:54,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:53:54,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:53:54,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:53:54,494 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:53:54,495 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:53:54,495 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:53:54,496 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:53:54,496 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:53:54,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:53:54,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:53:54,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:53:54,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:53:54,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:53:54,500 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:53:54,500 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:53:54,501 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:53:54,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:53:54,503 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:53:54,503 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:53:54,504 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:53:54,504 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:53:54,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:53:54,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:53:54,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:53:54,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:53:54,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:53:54,508 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:53:54,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:53:54,509 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_0561bedc-adaa-4814-97df-d96983456025/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 [2024-11-09 00:53:54,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:53:54,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:53:54,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:53:54,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:53:54,905 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:53:54,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i Unable to find full path for "g++" [2024-11-09 00:53:57,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:53:58,210 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:53:58,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i [2024-11-09 00:53:58,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/data/72226a9a8/db3eef9c01c14a93b1183b31d8ef3db2/FLAG8a0e4068c [2024-11-09 00:53:58,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/data/72226a9a8/db3eef9c01c14a93b1183b31d8ef3db2 [2024-11-09 00:53:58,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:53:58,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:53:58,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:53:58,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:53:58,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:53:58,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:53:58" (1/1) ... [2024-11-09 00:53:58,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3353991d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:58, skipping insertion in model container [2024-11-09 00:53:58,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:53:58" (1/1) ... [2024-11-09 00:53:58,398 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:53:59,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:53:59,805 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:53:59,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:00,077 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:54:00,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00 WrapperNode [2024-11-09 00:54:00,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:00,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:00,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:54:00,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:54:00,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,138 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-09 00:54:00,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:00,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:54:00,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:54:00,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:54:00,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,163 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,165 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:54:00,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:54:00,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:54:00,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:54:00,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:00,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:54:00,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:54:00,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:54:00,287 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:54:00,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:54:00,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:54:00,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:54:00,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:54:00,485 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:54:00,488 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:54:00,639 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:54:00,639 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:54:00,703 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:54:00,703 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:54:00,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:00 BoogieIcfgContainer [2024-11-09 00:54:00,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:54:00,705 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:54:00,706 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:54:00,726 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:54:00,726 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:00" (1/1) ... [2024-11-09 00:54:00,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:54:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:00,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 00:54:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 00:54:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:54:00,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:00,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:00,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:01,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:01,098 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:54:01,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:54:01 ImpRootNode [2024-11-09 00:54:01,142 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:54:01,146 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:54:01,146 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:54:01,147 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:54:01,147 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:00" (3/4) ... [2024-11-09 00:54:01,155 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:54:01,156 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:54:01,157 INFO L158 Benchmark]: Toolchain (without parser) took 2880.70ms. Allocated memory is still 174.1MB. Free memory was 133.1MB in the beginning and 75.1MB in the end (delta: 58.0MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:01,158 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 119.5MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:01,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1799.81ms. Allocated memory is still 174.1MB. Free memory was 132.6MB in the beginning and 109.7MB in the end (delta: 22.8MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-11-09 00:54:01,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.22ms. Allocated memory is still 174.1MB. Free memory was 109.7MB in the beginning and 106.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:54:01,163 INFO L158 Benchmark]: Boogie Preprocessor took 28.32ms. Allocated memory is still 174.1MB. Free memory was 106.5MB in the beginning and 105.6MB in the end (delta: 959.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:01,164 INFO L158 Benchmark]: RCFGBuilder took 536.46ms. Allocated memory is still 174.1MB. Free memory was 105.6MB in the beginning and 90.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:54:01,165 INFO L158 Benchmark]: CodeCheck took 437.31ms. Allocated memory is still 174.1MB. Free memory was 90.9MB in the beginning and 76.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:54:01,165 INFO L158 Benchmark]: Witness Printer took 10.16ms. Allocated memory is still 174.1MB. Free memory was 76.0MB in the beginning and 75.1MB in the end (delta: 963.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:01,173 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_fscanf_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1559] 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, staticFive=5] [L1561] 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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 119.5MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1799.81ms. Allocated memory is still 174.1MB. Free memory was 132.6MB in the beginning and 109.7MB in the end (delta: 22.8MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.22ms. Allocated memory is still 174.1MB. Free memory was 109.7MB in the beginning and 106.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.32ms. Allocated memory is still 174.1MB. Free memory was 106.5MB in the beginning and 105.6MB in the end (delta: 959.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 536.46ms. Allocated memory is still 174.1MB. Free memory was 105.6MB in the beginning and 90.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 437.31ms. Allocated memory is still 174.1MB. Free memory was 90.9MB in the beginning and 76.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 10.16ms. Allocated memory is still 174.1MB. Free memory was 76.0MB in the beginning and 75.1MB in the end (delta: 963.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:54:01,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/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 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_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/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_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/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_0561bedc-adaa-4814-97df-d96983456025/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 b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:54:04,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:54:04,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:54:04,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:54:04,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:54:04,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:54:04,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:54:04,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:54:04,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:54:04,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:54:04,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:54:04,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:54:04,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:54:04,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:54:04,235 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:54:04,236 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:54:04,236 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:54:04,237 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:54:04,237 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:54:04,238 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:54:04,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:54:04,243 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:54:04,243 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:54:04,244 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:54:04,244 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:54:04,244 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:04,244 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:54:04,245 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:54:04,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:04,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:54:04,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:54:04,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:54:04,248 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:54:04,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:04,249 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:54:04,249 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_0561bedc-adaa-4814-97df-d96983456025/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 [2024-11-09 00:54:04,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:54:04,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:54:04,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:54:04,861 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:54:04,862 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:54:04,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i Unable to find full path for "g++" [2024-11-09 00:54:07,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:54:08,289 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:54:08,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i [2024-11-09 00:54:08,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/data/60f5ad7a4/f70494905a25463e8bb9171e91bc992f/FLAGcb543f20a [2024-11-09 00:54:08,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/data/60f5ad7a4/f70494905a25463e8bb9171e91bc992f [2024-11-09 00:54:08,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:54:08,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:54:08,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:08,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:54:08,385 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:54:08,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:08" (1/1) ... [2024-11-09 00:54:08,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac02d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:08, skipping insertion in model container [2024-11-09 00:54:08,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:08" (1/1) ... [2024-11-09 00:54:08,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:54:09,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:09,989 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:54:10,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:10,336 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:54:10,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10 WrapperNode [2024-11-09 00:54:10,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:10,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:10,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:54:10,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:54:10,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,417 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-09 00:54:10,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:10,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:54:10,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:54:10,420 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:54:10,432 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,437 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,438 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:54:10,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:54:10,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:54:10,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:54:10,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:10" (1/1) ... [2024-11-09 00:54:10,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:10,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:54:10,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:54:10,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:54:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:54:10,565 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:54:10,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:54:10,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:54:10,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:54:10,823 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:54:10,826 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:54:11,057 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:54:11,057 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:54:11,161 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:54:11,161 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:54:11,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:11 BoogieIcfgContainer [2024-11-09 00:54:11,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:54:11,163 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:54:11,164 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:54:11,177 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:54:11,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:11" (1/1) ... [2024-11-09 00:54:11,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:54:11,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:11,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 00:54:11,288 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 00:54:11,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:54:11,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:11,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:11,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:11,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:11,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:54:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:11,523 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:11,652 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:11,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:54:11,701 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:54:11,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:54:11 ImpRootNode [2024-11-09 00:54:11,742 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:54:11,743 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:54:11,744 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:54:11,744 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:54:11,745 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:11" (3/4) ... [2024-11-09 00:54:11,750 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:54:11,752 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:54:11,753 INFO L158 Benchmark]: Toolchain (without parser) took 3382.17ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 45.4MB in the beginning and 63.0MB in the end (delta: -17.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-11-09 00:54:11,754 INFO L158 Benchmark]: CDTParser took 2.57ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:11,755 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1962.89ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 45.1MB in the beginning and 66.7MB in the end (delta: -21.6MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2024-11-09 00:54:11,756 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.60ms. Allocated memory is still 111.1MB. Free memory was 66.7MB in the beginning and 64.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:11,758 INFO L158 Benchmark]: Boogie Preprocessor took 41.08ms. Allocated memory is still 111.1MB. Free memory was 64.0MB in the beginning and 62.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:11,759 INFO L158 Benchmark]: RCFGBuilder took 701.54ms. Allocated memory is still 111.1MB. Free memory was 62.0MB in the beginning and 77.0MB in the end (delta: -15.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:54:11,760 INFO L158 Benchmark]: CodeCheck took 579.17ms. Allocated memory is still 111.1MB. Free memory was 77.0MB in the beginning and 63.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:54:11,761 INFO L158 Benchmark]: Witness Printer took 8.70ms. Allocated memory is still 111.1MB. Free memory is still 63.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:11,767 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_fscanf_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1962.89ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 45.1MB in the beginning and 66.7MB in the end (delta: -21.6MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.60ms. Allocated memory is still 111.1MB. Free memory was 66.7MB in the beginning and 64.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.08ms. Allocated memory is still 111.1MB. Free memory was 64.0MB in the beginning and 62.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 701.54ms. Allocated memory is still 111.1MB. Free memory was 62.0MB in the beginning and 77.0MB in the end (delta: -15.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 579.17ms. Allocated memory is still 111.1MB. Free memory was 77.0MB in the beginning and 63.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.70ms. Allocated memory is still 111.1MB. Free memory is still 63.0MB. 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 00:54:11,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0561bedc-adaa-4814-97df-d96983456025/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample