./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_08_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm --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 aa3605b34b0253b1f3c1c66572f8bf88a65afb1f8dcc06ae4ec10c63433c4213 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:56:05,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:56:05,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:56:05,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:56:05,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:56:05,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:56:05,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:56:05,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:56:05,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:56:05,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:56:05,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:56:05,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:56:05,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:56:05,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:56:05,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:56:05,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:56:05,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:56:05,858 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:56:05,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:56:05,859 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:56:05,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:56:05,859 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:56:05,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:56:05,859 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:56:05,859 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:56:05,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:56:05,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:56:05,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:56:05,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:56:05,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:56:05,860 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:56:05,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:56:05,860 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm 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 -> aa3605b34b0253b1f3c1c66572f8bf88a65afb1f8dcc06ae4ec10c63433c4213 [2024-11-13 21:56:06,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:56:06,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:56:06,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:56:06,192 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:56:06,193 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:56:06,194 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_08_bad.i Unable to find full path for "g++" [2024-11-13 21:56:08,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:56:08,768 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:56:08,769 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_08_bad.i [2024-11-13 21:56:08,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/data/22878b2df/194306285602487981886da59587e074/FLAGcf29f01dd [2024-11-13 21:56:09,237 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/data/22878b2df/194306285602487981886da59587e074 [2024-11-13 21:56:09,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:56:09,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:56:09,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:56:09,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:56:09,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:56:09,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:56:09" (1/1) ... [2024-11-13 21:56:09,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38766144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:09, skipping insertion in model container [2024-11-13 21:56:09,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:56:09" (1/1) ... [2024-11-13 21:56:09,335 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:56:11,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:56:11,287 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:56:11,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:56:11,817 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:56:11,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11 WrapperNode [2024-11-13 21:56:11,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:56:11,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:56:11,820 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:56:11,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:56:11,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,920 INFO L138 Inliner]: procedures = 938, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-11-13 21:56:11,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:56:11,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:56:11,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:56:11,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:56:11,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,957 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,960 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:56:11,961 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:56:11,961 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:56:11,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:56:11,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:11" (1/1) ... [2024-11-13 21:56:11,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:56:11,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:56:12,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:56:12,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:56:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:56:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:56:12,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:56:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 21:56:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 21:56:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:56:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:56:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:56:12,241 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:56:12,244 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:56:12,467 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 21:56:12,468 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:56:12,531 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:56:12,532 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:56:12,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:56:12 BoogieIcfgContainer [2024-11-13 21:56:12,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:56:12,534 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:56:12,535 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:56:12,547 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:56:12,547 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:56:12" (1/1) ... [2024-11-13 21:56:12,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:56:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:12,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2024-11-13 21:56:12,631 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-13 21:56:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:56:12,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:12,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:56:13,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:13,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2024-11-13 21:56:13,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2024-11-13 21:56:13,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:56:13,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:13,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:56:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:56:13,386 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:56:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:56:13,472 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:56:13,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:56:13 ImpRootNode [2024-11-13 21:56:13,542 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:56:13,543 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:56:13,543 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:56:13,544 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:56:13,547 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:56:12" (3/4) ... [2024-11-13 21:56:13,550 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:56:13,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:56:13,552 INFO L158 Benchmark]: Toolchain (without parser) took 4309.37ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 80.3MB in the end (delta: 9.5MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-11-13 21:56:13,552 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:56:13,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2574.35ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 49.5MB in the end (delta: 40.0MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB. [2024-11-13 21:56:13,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.42ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 46.1MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:56:13,554 INFO L158 Benchmark]: Boogie Preprocessor took 38.50ms. Allocated memory is still 117.4MB. Free memory was 46.1MB in the beginning and 45.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:56:13,554 INFO L158 Benchmark]: RCFGBuilder took 572.02ms. Allocated memory is still 117.4MB. Free memory was 45.0MB in the beginning and 72.2MB in the end (delta: -27.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:56:13,555 INFO L158 Benchmark]: CodeCheck took 1008.62ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 80.3MB in the end (delta: -8.1MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2024-11-13 21:56:13,555 INFO L158 Benchmark]: Witness Printer took 7.70ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 80.3MB in the end (delta: 6.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:56:13,562 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, 25 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 19 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 4 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 1/2 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: 1861]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1850, overapproximation of large string literal at line 1869, overapproximation of fgets at line 1848. 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); [L1869] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1869] 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] [L1870] CALL CWE190_Integer_Overflow__int_fgets_square_08_bad() [L1842] int data; [L1843] 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] [L1844] 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] [L1834] return 1; [L1844] 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] [L1844] COND TRUE staticReturnsTrue() [L1847] char inputBuffer[(3 * sizeof(data) + 2)] = ""; 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] [L1848] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1850] data = atoi(inputBuffer) [L1858] 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] [L1834] return 1; [L1858] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1858] COND TRUE staticReturnsTrue() [L1861] data * data 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 0.34ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2574.35ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 49.5MB in the end (delta: 40.0MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.42ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 46.1MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.50ms. Allocated memory is still 117.4MB. Free memory was 46.1MB in the beginning and 45.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.02ms. Allocated memory is still 117.4MB. Free memory was 45.0MB in the beginning and 72.2MB in the end (delta: -27.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1008.62ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 80.3MB in the end (delta: -8.1MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * Witness Printer took 7.70ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 80.3MB in the end (delta: 6.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:56:13,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm --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 aa3605b34b0253b1f3c1c66572f8bf88a65afb1f8dcc06ae4ec10c63433c4213 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:56:16,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:56:17,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:56:17,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:56:17,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:56:17,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:56:17,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:56:17,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:56:17,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:56:17,084 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:56:17,085 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:56:17,085 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:56:17,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:56:17,085 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:56:17,085 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:56:17,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:56:17,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:56:17,087 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:17,087 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:56:17,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:56:17,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:56:17,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:56:17,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:56:17,088 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:56:17,088 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:56:17,088 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:17,088 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:56:17,088 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm 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 -> aa3605b34b0253b1f3c1c66572f8bf88a65afb1f8dcc06ae4ec10c63433c4213 [2024-11-13 21:56:17,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:56:17,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:56:17,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:56:17,529 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:56:17,529 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:56:17,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_08_bad.i Unable to find full path for "g++" [2024-11-13 21:56:19,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:56:20,321 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:56:20,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_08_bad.i [2024-11-13 21:56:20,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/data/3b5aca377/22d28d5c714c4636b95c94710e6b9de7/FLAG35a1efa03 [2024-11-13 21:56:20,400 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/data/3b5aca377/22d28d5c714c4636b95c94710e6b9de7 [2024-11-13 21:56:20,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:56:20,405 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:56:20,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:56:20,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:56:20,413 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:56:20,414 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:56:20" (1/1) ... [2024-11-13 21:56:20,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a78fc1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:20, skipping insertion in model container [2024-11-13 21:56:20,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:56:20" (1/1) ... [2024-11-13 21:56:20,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:56:22,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:56:22,649 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:56:22,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:56:23,159 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:56:23,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23 WrapperNode [2024-11-13 21:56:23,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:56:23,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:56:23,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:56:23,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:56:23,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,256 INFO L138 Inliner]: procedures = 943, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-11-13 21:56:23,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:56:23,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:56:23,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:56:23,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:56:23,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,271 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:56:23,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:56:23,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:56:23,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:56:23,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:23" (1/1) ... [2024-11-13 21:56:23,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:56:23,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:56:23,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:56:23,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:56:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:56:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:56:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:56:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 21:56:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 21:56:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:56:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:56:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:56:23,572 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:56:23,574 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:56:27,633 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:56:27,633 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:56:27,714 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:56:27,714 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:56:27,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:56:27 BoogieIcfgContainer [2024-11-13 21:56:27,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:56:27,716 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:56:27,716 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:56:27,732 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:56:27,732 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:56:27" (1/1) ... [2024-11-13 21:56:27,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:56:27,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:27,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2024-11-13 21:56:27,802 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2024-11-13 21:56:27,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:56:27,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:27,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:27,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:27,816 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:27,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:56:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:28,010 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:28,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:56:28,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:28,181 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:56:28,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:56:28,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:28,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2024-11-13 21:56:28,301 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-11-13 21:56:28,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:56:28,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:28,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:28,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:28,305 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:28,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ece21d4-c41f-4fc1-bb67-970fdef2a06e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process