./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3 --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 94fbd449408532c191f876eb4a345a7b7a162c038d00caa414248a74ed9ff2c9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:13:18,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:13:19,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 05:13:19,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:13:19,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:13:19,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:13:19,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:13:19,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:13:19,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:13:19,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:13:19,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:13:19,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:13:19,059 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:13:19,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:13:19,060 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:13:19,060 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:13:19,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:13:19,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:13:19,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:13:19,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:13:19,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:13:19,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:13:19,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:13:19,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:13:19,062 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_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3 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 -> 94fbd449408532c191f876eb4a345a7b7a162c038d00caa414248a74ed9ff2c9 [2024-11-25 05:13:19,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:13:19,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:13:19,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:13:19,399 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:13:19,400 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:13:19,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i [2024-11-25 05:13:22,457 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data/cd05ecd77/0698e3fb0e9a4be8bd8ceb95c4d24ad9/FLAGcbdd10b1d [2024-11-25 05:13:23,129 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:13:23,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i [2024-11-25 05:13:23,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data/cd05ecd77/0698e3fb0e9a4be8bd8ceb95c4d24ad9/FLAGcbdd10b1d [2024-11-25 05:13:23,547 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data/cd05ecd77/0698e3fb0e9a4be8bd8ceb95c4d24ad9 [2024-11-25 05:13:23,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:13:23,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:13:23,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:13:23,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:13:23,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:13:23,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:13:23" (1/1) ... [2024-11-25 05:13:23,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c9e9c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:23, skipping insertion in model container [2024-11-25 05:13:23,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:13:23" (1/1) ... [2024-11-25 05:13:23,611 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:13:25,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:13:25,302 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:13:25,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:13:25,715 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:13:25,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25 WrapperNode [2024-11-25 05:13:25,716 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:13:25,717 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:13:25,718 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:13:25,718 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:13:25,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,775 INFO L138 Inliner]: procedures = 937, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 63 [2024-11-25 05:13:25,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:13:25,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:13:25,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:13:25,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:13:25,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,788 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,793 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:13:25,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:13:25,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:13:25,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:13:25,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:25" (1/1) ... [2024-11-25 05:13:25,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:13:25,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:13:25,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:13:25,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:13:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:13:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:13:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:13:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 05:13:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 05:13:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:13:26,035 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:13:26,037 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:13:26,166 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-25 05:13:26,166 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:13:26,204 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:13:26,204 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:13:26,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:13:26 BoogieIcfgContainer [2024-11-25 05:13:26,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:13:26,206 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:13:26,206 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:13:26,216 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:13:26,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:13:26" (1/1) ... [2024-11-25 05:13:26,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:13:26,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:13:26,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-25 05:13:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-25 05:13:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 05:13:26,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:13:26,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:13:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:13:26,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:13:26,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:13:26,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-25 05:13:26,592 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-25 05:13:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 05:13:26,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:13:26,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:13:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:13:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:13:26,716 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:13:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:13:26,764 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 05:13:26,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:13:26 ImpRootNode [2024-11-25 05:13:26,805 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:13:26,806 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:13:26,807 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:13:26,807 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:13:26,808 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:13:26" (3/4) ... [2024-11-25 05:13:26,811 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:13:26,812 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:13:26,813 INFO L158 Benchmark]: Toolchain (without parser) took 3262.07ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 89.4MB in the beginning and 239.3MB in the end (delta: -149.9MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2024-11-25 05:13:26,815 INFO L158 Benchmark]: CDTParser took 1.73ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:13:26,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2163.86ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 89.1MB in the beginning and 286.0MB in the end (delta: -197.0MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. [2024-11-25 05:13:26,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.75ms. Allocated memory is still 352.3MB. Free memory was 286.0MB in the beginning and 282.6MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:13:26,816 INFO L158 Benchmark]: Boogie Preprocessor took 25.27ms. Allocated memory is still 352.3MB. Free memory was 282.6MB in the beginning and 281.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:13:26,816 INFO L158 Benchmark]: RCFGBuilder took 402.32ms. Allocated memory is still 352.3MB. Free memory was 281.5MB in the beginning and 264.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:13:26,817 INFO L158 Benchmark]: CodeCheck took 599.47ms. Allocated memory is still 352.3MB. Free memory was 264.7MB in the beginning and 239.3MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:13:26,817 INFO L158 Benchmark]: Witness Printer took 6.92ms. Allocated memory is still 352.3MB. Free memory is still 239.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:13:26,821 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, 17 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, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 13 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1838]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1851, overapproximation of fgets at line 1849. 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); [L1832] static int badStatic = 0; [L1864] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1864] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1865] CALL CWE190_Integer_Overflow__int_fgets_square_21_bad() [L1845] int data; [L1846] data = 0 [L1848] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1849] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1851] data = atoi(inputBuffer) [L1858] badStatic = 1 [L1859] CALL badSink(data) [L1835] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=-46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1838] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=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 1.73ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2163.86ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 89.1MB in the beginning and 286.0MB in the end (delta: -197.0MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.75ms. Allocated memory is still 352.3MB. Free memory was 286.0MB in the beginning and 282.6MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.27ms. Allocated memory is still 352.3MB. Free memory was 282.6MB in the beginning and 281.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 402.32ms. Allocated memory is still 352.3MB. Free memory was 281.5MB in the beginning and 264.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 599.47ms. Allocated memory is still 352.3MB. Free memory was 264.7MB in the beginning and 239.3MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 6.92ms. Allocated memory is still 352.3MB. Free memory is still 239.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 05:13:26,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/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_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3 --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 94fbd449408532c191f876eb4a345a7b7a162c038d00caa414248a74ed9ff2c9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:13:29,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:13:29,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 05:13:29,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:13:29,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:13:29,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:13:29,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:13:29,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:13:29,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:13:29,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:13:29,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:13:29,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:13:29,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:13:29,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:13:29,719 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:13:29,719 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:13:29,719 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:13:29,719 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:13:29,719 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:13:29,719 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:13:29,720 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:13:29,720 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:13:29,720 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:13:29,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:13:29,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:13:29,720 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:13:29,720 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:13:29,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:13:29,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:13:29,721 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:13:29,721 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:13:29,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:13:29,721 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:13:29,721 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:13:29,721 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:13:29,721 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_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3 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 -> 94fbd449408532c191f876eb4a345a7b7a162c038d00caa414248a74ed9ff2c9 [2024-11-25 05:13:30,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:13:30,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:13:30,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:13:30,041 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:13:30,042 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:13:30,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i [2024-11-25 05:13:33,132 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data/5001e6813/f05b3b47cf9b44859c7eaac2be03e8f4/FLAG29e8c1de3 [2024-11-25 05:13:33,636 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:13:33,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_21_bad.i [2024-11-25 05:13:33,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data/5001e6813/f05b3b47cf9b44859c7eaac2be03e8f4/FLAG29e8c1de3 [2024-11-25 05:13:33,732 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/data/5001e6813/f05b3b47cf9b44859c7eaac2be03e8f4 [2024-11-25 05:13:33,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:13:33,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:13:33,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:13:33,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:13:33,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:13:33,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:13:33" (1/1) ... [2024-11-25 05:13:33,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79373f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:33, skipping insertion in model container [2024-11-25 05:13:33,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:13:33" (1/1) ... [2024-11-25 05:13:33,831 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:13:35,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:13:35,794 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:13:35,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:13:36,356 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:13:36,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36 WrapperNode [2024-11-25 05:13:36,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:13:36,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:13:36,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:13:36,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:13:36,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,425 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2024-11-25 05:13:36,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:13:36,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:13:36,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:13:36,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:13:36,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,438 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,446 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:13:36,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:13:36,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:13:36,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:13:36,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:36" (1/1) ... [2024-11-25 05:13:36,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:13:36,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:13:36,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:13:36,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:13:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:13:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:13:36,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:13:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 05:13:36,530 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 05:13:36,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:13:36,679 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:13:36,681 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:13:38,655 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-25 05:13:38,655 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:13:38,710 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:13:38,710 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:13:38,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:13:38 BoogieIcfgContainer [2024-11-25 05:13:38,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:13:38,712 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:13:38,713 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:13:38,727 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:13:38,727 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:13:38" (1/1) ... [2024-11-25 05:13:38,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:13:38,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:13:38,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-25 05:13:38,795 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-25 05:13:38,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 05:13:38,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:13:38,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:13:38,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:13:38,802 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:13:38,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2491a2c0-41de-4988-90cd-7296505ccc19/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process