./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_52_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_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b --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 3135e8c6758499d8c104b4505b2fe7ef12fcc55aa500301327caff1a32dcb551 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:03:40,889 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:03:40,942 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 04:03:40,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:03:40,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:03:40,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:03:40,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:03:40,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:03:40,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:03:40,967 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:03:40,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:03:40,967 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:03:40,967 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:03:40,967 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:03:40,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:03:40,968 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:03:40,969 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:03:40,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:03:40,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:40,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:03:40,969 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:03:40,969 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:03:40,969 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:03:40,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:03:40,969 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_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b 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 -> 3135e8c6758499d8c104b4505b2fe7ef12fcc55aa500301327caff1a32dcb551 [2024-12-06 04:03:41,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:03:41,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:03:41,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:03:41,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:03:41,207 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:03:41,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_52_bad.i [2024-12-06 04:03:43,804 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data/8fab1cf0f/84ffde4e102c40f8b655b383d51c3673/FLAG50a37d36c [2024-12-06 04:03:44,134 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:03:44,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_52_bad.i [2024-12-06 04:03:44,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data/8fab1cf0f/84ffde4e102c40f8b655b383d51c3673/FLAG50a37d36c [2024-12-06 04:03:44,380 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data/8fab1cf0f/84ffde4e102c40f8b655b383d51c3673 [2024-12-06 04:03:44,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:03:44,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:03:44,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:44,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:03:44,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:03:44,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:44" (1/1) ... [2024-12-06 04:03:44,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@713ea674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:44, skipping insertion in model container [2024-12-06 04:03:44,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:44" (1/1) ... [2024-12-06 04:03:44,432 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:03:45,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:45,621 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:03:45,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:45,908 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:03:45,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45 WrapperNode [2024-12-06 04:03:45,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:45,910 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:45,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:03:45,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:03:45,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,932 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,951 INFO L138 Inliner]: procedures = 938, calls = 29, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 62 [2024-12-06 04:03:45,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:45,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:03:45,952 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:03:45,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:03:45,959 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,966 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,969 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:03:45,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:03:45,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:03:45,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:03:45,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:45" (1/1) ... [2024-12-06 04:03:45,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:45,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:03:46,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:03:46,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:03:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:03:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:03:46,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:03:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 04:03:46,025 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 04:03:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:03:46,131 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:03:46,133 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:03:46,238 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-12-06 04:03:46,238 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:03:46,269 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:03:46,270 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:03:46,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:46 BoogieIcfgContainer [2024-12-06 04:03:46,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:03:46,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:03:46,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:03:46,280 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:03:46,280 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:46" (1/1) ... [2024-12-06 04:03:46,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:03:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 04:03:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 04:03:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:03:46,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:46,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:46,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:46,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:46,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-06 04:03:46,536 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-06 04:03:46,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:03:46,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:46,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:03:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:03:46,635 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:03:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:03:46,672 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 04:03:46,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:03:46 ImpRootNode [2024-12-06 04:03:46,696 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:03:46,697 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:03:46,697 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:03:46,697 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:03:46,698 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:46" (3/4) ... [2024-12-06 04:03:46,700 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:03:46,701 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:03:46,702 INFO L158 Benchmark]: Toolchain (without parser) took 2319.05ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 101.0MB in the end (delta: 12.1MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-12-06 04:03:46,702 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:03:46,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1526.31ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 89.9MB in the end (delta: 23.0MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2024-12-06 04:03:46,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.93ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 86.1MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:03:46,703 INFO L158 Benchmark]: Boogie Preprocessor took 20.35ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 85.4MB in the end (delta: 747.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:03:46,704 INFO L158 Benchmark]: RCFGBuilder took 297.56ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 71.0MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:03:46,704 INFO L158 Benchmark]: CodeCheck took 425.60ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 101.0MB in the end (delta: -30.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:03:46,704 INFO L158 Benchmark]: Witness Printer took 3.90ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 101.0MB in the end (delta: 9.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:03:46,707 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 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, 11 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 1866]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1841, overapproximation of fgets at line 1839. 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); [L1853] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1853] 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] [L1854] CALL CWE190_Integer_Overflow__int_fgets_square_52_bad() [L1835] int data; [L1836] data = 0 [L1838] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1839] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1841] data = atoi(inputBuffer) [L1848] CALL CWE190_Integer_Overflow__int_fgets_square_52b_badSink(data) [L1861] CALL CWE190_Integer_Overflow__int_fgets_square_52c_badSink(data) [L1866] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1526.31ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 89.9MB in the end (delta: 23.0MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.93ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 86.1MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.35ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 85.4MB in the end (delta: 747.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 297.56ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 71.0MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 425.60ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 101.0MB in the end (delta: -30.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.90ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 101.0MB in the end (delta: 9.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:03:46,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/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_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b --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 3135e8c6758499d8c104b4505b2fe7ef12fcc55aa500301327caff1a32dcb551 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:03:48,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:03:48,755 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 04:03:48,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:03:48,780 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:03:48,780 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:03:48,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:03:48,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:03:48,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:03:48,781 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:03:48,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:03:48,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:03:48,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:03:48,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:03:48,782 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:03:48,782 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:48,783 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:03:48,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:03:48,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:48,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:03:48,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:03:48,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:03:48,783 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:03:48,783 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:48,783 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:03:48,783 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_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b 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 -> 3135e8c6758499d8c104b4505b2fe7ef12fcc55aa500301327caff1a32dcb551 [2024-12-06 04:03:49,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:03:49,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:03:49,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:03:49,032 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:03:49,032 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:03:49,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_52_bad.i [2024-12-06 04:03:51,663 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data/f5fc670bd/82a46098f21d4744bcb465aae6c4d199/FLAG3a35bc253 [2024-12-06 04:03:52,003 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:03:52,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_52_bad.i [2024-12-06 04:03:52,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data/f5fc670bd/82a46098f21d4744bcb465aae6c4d199/FLAG3a35bc253 [2024-12-06 04:03:52,247 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/data/f5fc670bd/82a46098f21d4744bcb465aae6c4d199 [2024-12-06 04:03:52,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:03:52,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:03:52,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:52,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:03:52,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:03:52,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:52" (1/1) ... [2024-12-06 04:03:52,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d888e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:52, skipping insertion in model container [2024-12-06 04:03:52,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:52" (1/1) ... [2024-12-06 04:03:52,294 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:03:53,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:53,516 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:03:53,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:53,783 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:03:53,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53 WrapperNode [2024-12-06 04:03:53,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:53,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:53,785 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:03:53,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:03:53,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,835 INFO L138 Inliner]: procedures = 943, calls = 29, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 61 [2024-12-06 04:03:53,835 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:53,836 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:03:53,836 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:03:53,836 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:03:53,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,854 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:03:53,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:03:53,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:03:53,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:03:53,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:53" (1/1) ... [2024-12-06 04:03:53,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:53,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:03:53,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:03:53,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:03:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:03:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:03:53,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:03:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 04:03:53,916 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 04:03:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:03:54,033 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:03:54,035 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:03:55,721 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-06 04:03:55,721 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:03:55,757 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:03:55,758 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:03:55,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:55 BoogieIcfgContainer [2024-12-06 04:03:55,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:03:55,759 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:03:55,759 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:03:55,766 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:03:55,766 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:55" (1/1) ... [2024-12-06 04:03:55,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:03:55,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 04:03:55,809 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 04:03:55,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:03:55,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:55,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:55,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:55,814 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:55,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de449cd4-9f4f-43ec-a6a5-298c05dbaa2a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process