./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_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_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/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_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/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_c004bc96-0421-4f88-b336-2e284513d633/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 ae0d197aa069fcfc8e2917e95998325f2a00940fded6fef6f6a003a0ab738d52 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:34:30,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:34:30,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:34:30,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:34:30,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:34:31,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:34:31,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:34:31,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:34:31,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:34:31,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:34:31,024 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:34:31,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:34:31,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:34:31,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:34:31,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:34:31,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:34:31,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:34:31,025 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:34:31,025 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:34:31,025 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:34:31,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:34:31,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:34:31,025 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:34:31,025 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:34:31,025 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:34:31,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:34:31,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:31,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:34:31,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:34:31,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:34:31,026 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:34:31,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:34:31,026 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_c004bc96-0421-4f88-b336-2e284513d633/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 -> ae0d197aa069fcfc8e2917e95998325f2a00940fded6fef6f6a003a0ab738d52 [2024-11-13 20:34:31,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:34:31,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:34:31,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:34:31,356 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:34:31,356 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:34:31,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i Unable to find full path for "g++" [2024-11-13 20:34:33,137 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:34:33,737 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:34:33,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i [2024-11-13 20:34:33,773 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/data/8a396d454/ca0ffb66f573496ea7c1f92b6bb6cdcd/FLAG17b862590 [2024-11-13 20:34:33,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/data/8a396d454/ca0ffb66f573496ea7c1f92b6bb6cdcd [2024-11-13 20:34:33,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:34:33,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:34:33,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:33,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:34:33,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:34:33,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:33" (1/1) ... [2024-11-13 20:34:33,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba693c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:33, skipping insertion in model container [2024-11-13 20:34:33,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:33" (1/1) ... [2024-11-13 20:34:33,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:34:34,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:34,763 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:34:34,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:35,012 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:34:35,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35 WrapperNode [2024-11-13 20:34:35,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:35,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:35,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:34:35,014 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:34:35,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,053 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 20:34:35,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:35,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:34:35,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:34:35,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:34:35,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:34:35,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:34:35,074 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:34:35,074 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:34:35,075 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:35,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:34:35,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:34:35,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:34:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:34:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:34:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:34:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:34:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:34:35,275 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:34:35,276 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:34:35,381 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:34:35,381 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:34:35,432 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:34:35,432 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:34:35,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:35 BoogieIcfgContainer [2024-11-13 20:34:35,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:34:35,434 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:34:35,434 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:34:35,446 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:34:35,447 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:35" (1/1) ... [2024-11-13 20:34:35,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:34:35,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:34:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:34:35,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:34:35,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:35,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:35,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:34:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-13 20:34:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-13 20:34:35,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:34:35,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:35,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:35,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:34:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:35,958 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:34:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:35,987 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:34:36,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:34:36 ImpRootNode [2024-11-13 20:34:36,009 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:34:36,010 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:34:36,010 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:34:36,010 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:34:36,011 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:35" (3/4) ... [2024-11-13 20:34:36,014 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:34:36,014 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:34:36,015 INFO L158 Benchmark]: Toolchain (without parser) took 2212.12ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 44.6MB in the end (delta: 47.0MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-13 20:34:36,016 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:36,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1208.62ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 83.9MB in the end (delta: 7.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 20:34:36,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.01ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 81.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:36,017 INFO L158 Benchmark]: Boogie Preprocessor took 18.72ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.7MB in the end (delta: 789.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:34:36,018 INFO L158 Benchmark]: RCFGBuilder took 359.36ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 67.2MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:34:36,018 INFO L158 Benchmark]: CodeCheck took 575.94ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 45.2MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:34:36,018 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 117.4MB. Free memory was 45.2MB in the beginning and 44.6MB in the end (delta: 604.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:36,021 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 4 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 41 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_postinc_02_bad() [L1550] int data; [L1551] data = 0 [L1559] 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 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1208.62ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 83.9MB in the end (delta: 7.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.01ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 81.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.72ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.7MB in the end (delta: 789.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 359.36ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 67.2MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 575.94ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 45.2MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 117.4MB. Free memory was 45.2MB in the beginning and 44.6MB in the end (delta: 604.5kB). 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 20:34:36,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/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_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/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_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/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_c004bc96-0421-4f88-b336-2e284513d633/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 ae0d197aa069fcfc8e2917e95998325f2a00940fded6fef6f6a003a0ab738d52 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:34:38,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:34:38,822 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:34:38,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:34:38,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:34:38,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:34:38,871 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:34:38,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:34:38,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:34:38,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:34:38,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:34:38,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:34:38,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:34:38,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:34:38,873 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:34:38,873 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:34:38,873 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:34:38,873 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:34:38,874 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:34:38,874 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:34:38,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:34:38,874 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:34:38,874 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:34:38,874 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:34:38,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:34:38,874 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:38,874 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:34:38,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:34:38,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:38,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:34:38,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:34:38,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:34:38,876 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:34:38,876 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:38,876 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:34:38,876 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_c004bc96-0421-4f88-b336-2e284513d633/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 -> ae0d197aa069fcfc8e2917e95998325f2a00940fded6fef6f6a003a0ab738d52 [2024-11-13 20:34:39,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:34:39,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:34:39,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:34:39,253 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:34:39,253 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:34:39,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i Unable to find full path for "g++" [2024-11-13 20:34:41,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:34:41,702 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:34:41,703 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_02_bad.i [2024-11-13 20:34:41,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/data/e5cf3c1e3/4e38cb06db1741de85ca7f7d501661b6/FLAG741929715 [2024-11-13 20:34:41,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/data/e5cf3c1e3/4e38cb06db1741de85ca7f7d501661b6 [2024-11-13 20:34:41,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:34:41,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:34:41,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:41,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:34:41,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:34:41,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:41" (1/1) ... [2024-11-13 20:34:41,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e9c817d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:41, skipping insertion in model container [2024-11-13 20:34:41,790 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:41" (1/1) ... [2024-11-13 20:34:41,853 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:34:42,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:42,820 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:34:42,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:43,121 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:34:43,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43 WrapperNode [2024-11-13 20:34:43,122 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:43,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:43,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:34:43,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:34:43,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,197 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 20:34:43,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:43,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:34:43,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:34:43,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:34:43,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:34:43,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:34:43,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:34:43,241 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:34:43,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:43,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:34:43,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:34:43,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:34:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:34:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:34:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:34:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:34:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:34:43,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:34:43,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:34:43,584 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 20:34:43,584 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:34:43,629 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:34:43,630 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:34:43,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:43 BoogieIcfgContainer [2024-11-13 20:34:43,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:34:43,631 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:34:43,631 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:34:43,642 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:34:43,643 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:43" (1/1) ... [2024-11-13 20:34:43,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:34:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:43,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:34:43,704 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:34:43,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:34:43,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:43,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:43,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:34:43,715 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:34:43,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:34:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:43,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:34:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:43,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:34:43,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:34:43,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:34:43,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:34:43,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:43,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-13 20:34:43,975 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-13 20:34:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:34:43,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:43,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:43,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:34:43,980 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:34:43,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:34:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:44,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:34:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:44,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:34:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:44,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 20:34:44,228 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:34:44,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:34:44 ImpRootNode [2024-11-13 20:34:44,263 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:34:44,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:34:44,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:34:44,264 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:34:44,265 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:43" (3/4) ... [2024-11-13 20:34:44,267 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:34:44,268 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:34:44,271 INFO L158 Benchmark]: Toolchain (without parser) took 2492.23ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 64.1MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-13 20:34:44,271 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:44,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1343.29ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 63.5MB in the end (delta: 18.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-13 20:34:44,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.83ms. Allocated memory is still 109.1MB. Free memory was 63.5MB in the beginning and 60.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:44,272 INFO L158 Benchmark]: Boogie Preprocessor took 41.81ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 59.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:44,273 INFO L158 Benchmark]: RCFGBuilder took 389.84ms. Allocated memory is still 109.1MB. Free memory was 59.3MB in the beginning and 44.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:34:44,273 INFO L158 Benchmark]: CodeCheck took 632.18ms. Allocated memory is still 109.1MB. Free memory was 44.3MB in the beginning and 64.1MB in the end (delta: -19.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:44,273 INFO L158 Benchmark]: Witness Printer took 4.61ms. Allocated memory is still 109.1MB. Free memory was 64.1MB in the beginning and 64.1MB in the end (delta: 10.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:44,279 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_postinc_02_bad() [L1550] int data; [L1551] data = 0 [L1559] 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 0.30ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1343.29ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 63.5MB in the end (delta: 18.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.83ms. Allocated memory is still 109.1MB. Free memory was 63.5MB in the beginning and 60.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.81ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 59.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 389.84ms. Allocated memory is still 109.1MB. Free memory was 59.3MB in the beginning and 44.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 632.18ms. Allocated memory is still 109.1MB. Free memory was 44.3MB in the beginning and 64.1MB in the end (delta: -19.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.61ms. Allocated memory is still 109.1MB. Free memory was 64.1MB in the beginning and 64.1MB in the end (delta: 10.8kB). 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 20:34:44,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c004bc96-0421-4f88-b336-2e284513d633/bin/ukojak-verify-EEHR8qb7sm/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