./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_16_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_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/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_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/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_5e16cedd-f369-4664-9a26-35e11ec63d1c/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 bd6679c264837d062daf1e443139ab8ad3b2b4192f62aa62af4f66147a4ab001 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:13:23,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:13:23,927 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:13:23,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:13:23,932 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:13:23,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:13:23,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:13:23,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:13:23,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:13:23,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:13:23,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:13:23,962 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:13:23,963 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:13:23,963 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:13:23,963 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:13:23,963 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:13:23,963 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:13:23,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:13:23,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:23,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:13:23,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:13:23,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:13:23,964 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:13:23,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:13:23,964 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_5e16cedd-f369-4664-9a26-35e11ec63d1c/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 -> bd6679c264837d062daf1e443139ab8ad3b2b4192f62aa62af4f66147a4ab001 [2024-11-13 22:13:24,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:13:24,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:13:24,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:13:24,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:13:24,321 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:13:24,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_16_bad.i Unable to find full path for "g++" [2024-11-13 22:13:26,150 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:13:26,588 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:13:26,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_16_bad.i [2024-11-13 22:13:26,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/data/7efb319c1/b811612c3f4547949fa486694d515888/FLAGac4684364 [2024-11-13 22:13:26,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/data/7efb319c1/b811612c3f4547949fa486694d515888 [2024-11-13 22:13:26,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:13:26,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:13:26,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:26,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:13:26,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:13:26,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:26" (1/1) ... [2024-11-13 22:13:26,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@734d9e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:26, skipping insertion in model container [2024-11-13 22:13:26,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:26" (1/1) ... [2024-11-13 22:13:26,729 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:13:27,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:27,856 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:13:27,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:28,099 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:13:28,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28 WrapperNode [2024-11-13 22:13:28,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:28,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:28,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:13:28,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:13:28,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,162 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-13 22:13:28,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:28,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:13:28,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:13:28,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:13:28,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,178 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:13:28,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:13:28,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:13:28,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:13:28,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:28,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:13:28,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:13:28,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:13:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:13:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:13:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:13:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:13:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:13:28,391 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:13:28,393 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:13:28,484 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:13:28,485 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:13:28,547 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:13:28,548 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:13:28,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:28 BoogieIcfgContainer [2024-11-13 22:13:28,548 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:13:28,549 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:13:28,549 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:13:28,559 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:13:28,559 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:13:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:28,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:13:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:13:28,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:13:28,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:28,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:28,882 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 22:13:28,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:28,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-13 22:13:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-13 22:13:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:13:28,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:28,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:29,010 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:13:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:29,080 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:13:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:29,110 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:13:29,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:13:29 ImpRootNode [2024-11-13 22:13:29,142 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:13:29,143 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:13:29,143 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:13:29,143 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:13:29,145 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:28" (3/4) ... [2024-11-13 22:13:29,148 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:13:29,149 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:13:29,149 INFO L158 Benchmark]: Toolchain (without parser) took 2493.31ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 43.0MB in the end (delta: 48.7MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-11-13 22:13:29,150 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:29,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1442.19ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 82.8MB in the end (delta: 8.8MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 22:13:29,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.28ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 80.3MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:13:29,155 INFO L158 Benchmark]: Boogie Preprocessor took 26.03ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:29,156 INFO L158 Benchmark]: RCFGBuilder took 358.38ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.8MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:13:29,156 INFO L158 Benchmark]: CodeCheck took 592.97ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 43.6MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:13:29,156 INFO L158 Benchmark]: Witness Printer took 6.11ms. Allocated memory is still 117.4MB. Free memory was 43.6MB in the beginning and 43.0MB in the end (delta: 611.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:29,162 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, 11 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, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. 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); [L1570] 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) [L1570] 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] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_postinc_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1557] COND TRUE 1 [L1560] 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 0.33ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1442.19ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 82.8MB in the end (delta: 8.8MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.28ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 80.3MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.03ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 358.38ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.8MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 592.97ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 43.6MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 6.11ms. Allocated memory is still 117.4MB. Free memory was 43.6MB in the beginning and 43.0MB in the end (delta: 611.2kB). 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 22:13:29,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/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_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/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_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/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_5e16cedd-f369-4664-9a26-35e11ec63d1c/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 bd6679c264837d062daf1e443139ab8ad3b2b4192f62aa62af4f66147a4ab001 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:13:31,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:13:31,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:13:31,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:13:31,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:13:31,987 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:13:31,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:13:31,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:13:31,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:13:31,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:13:31,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:13:31,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:13:31,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:13:31,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:13:31,989 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:13:31,989 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:13:31,989 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:13:31,990 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:13:31,990 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:13:31,990 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:13:31,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:13:31,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:13:31,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:13:31,991 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:13:31,991 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:13:31,991 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:31,991 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:13:31,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:13:31,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:31,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:13:31,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:13:31,992 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:13:31,992 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:13:31,992 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:31,992 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:13:31,992 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_5e16cedd-f369-4664-9a26-35e11ec63d1c/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 -> bd6679c264837d062daf1e443139ab8ad3b2b4192f62aa62af4f66147a4ab001 [2024-11-13 22:13:32,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:13:32,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:13:32,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:13:32,356 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:13:32,356 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:13:32,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_16_bad.i Unable to find full path for "g++" [2024-11-13 22:13:34,243 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:13:34,764 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:13:34,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_16_bad.i [2024-11-13 22:13:34,804 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/data/c4bb3b130/b41ec62b83e748749bbf1ba6bcf4c93e/FLAG44a5fe890 [2024-11-13 22:13:35,306 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/data/c4bb3b130/b41ec62b83e748749bbf1ba6bcf4c93e [2024-11-13 22:13:35,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:13:35,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:13:35,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:35,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:13:35,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:13:35,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:35" (1/1) ... [2024-11-13 22:13:35,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60c79ce5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:35, skipping insertion in model container [2024-11-13 22:13:35,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:35" (1/1) ... [2024-11-13 22:13:35,378 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:13:36,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:36,303 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:13:36,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:36,588 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:13:36,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36 WrapperNode [2024-11-13 22:13:36,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:36,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:36,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:13:36,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:13:36,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,651 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-11-13 22:13:36,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:36,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:13:36,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:13:36,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:13:36,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,681 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:13:36,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:13:36,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:13:36,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:13:36,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:36,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:13:36,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:13:36,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:13:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:13:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:13:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:13:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:13:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:13:36,979 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:13:36,982 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:13:37,100 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:13:37,100 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:13:37,158 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:13:37,161 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:13:37,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:37 BoogieIcfgContainer [2024-11-13 22:13:37,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:13:37,162 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:13:37,162 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:13:37,176 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:13:37,176 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:37" (1/1) ... [2024-11-13 22:13:37,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:13:37,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:37,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:13:37,240 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:13:37,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:13:37,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:37,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:37,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:37,250 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:37,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:13:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:37,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:13:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:37,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:13:37,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:37,471 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 22:13:37,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:13:37,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:37,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-13 22:13:37,499 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-13 22:13:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:13:37,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:37,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:37,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:37,502 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:37,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:13:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:37,656 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:13:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:37,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:13:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:37,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:13:37,867 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:13:37,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:13:37 ImpRootNode [2024-11-13 22:13:37,896 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:13:37,896 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:13:37,896 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:13:37,896 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:13:37,897 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:37" (3/4) ... [2024-11-13 22:13:37,899 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:13:37,900 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:13:37,904 INFO L158 Benchmark]: Toolchain (without parser) took 2591.55ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.7MB in the end (delta: 11.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-13 22:13:37,905 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 104.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:37,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1277.07ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.8MB in the end (delta: 10.2MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:13:37,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.55ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 78.4MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:13:37,906 INFO L158 Benchmark]: Boogie Preprocessor took 36.34ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:37,909 INFO L158 Benchmark]: RCFGBuilder took 468.16ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 62.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:13:37,910 INFO L158 Benchmark]: CodeCheck took 733.46ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 80.8MB in the end (delta: -18.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:37,910 INFO L158 Benchmark]: Witness Printer took 4.96ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.7MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:37,912 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 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, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. 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); [L1570] 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) [L1570] 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] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_postinc_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1557] COND TRUE 1 [L1560] 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 was 52.5MB in the beginning and 52.4MB in the end (delta: 104.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1277.07ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.8MB in the end (delta: 10.2MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.55ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 78.4MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.34ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 468.16ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 62.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 733.46ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 80.8MB in the end (delta: -18.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.96ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.7MB in the end (delta: 19.3kB). 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 22:13:37,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e16cedd-f369-4664-9a26-35e11ec63d1c/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample