./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_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_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/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_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/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_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/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 de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:38:38,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:38:38,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 03:38:38,182 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:38:38,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:38:38,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:38:38,232 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:38:38,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:38:38,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:38:38,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:38:38,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:38:38,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:38:38,233 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:38:38,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:38:38,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:38:38,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:38:38,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:38:38,236 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:38:38,236 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:38:38,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:38:38,236 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:38:38,236 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:38:38,237 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:38:38,237 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:38:38,237 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:38:38,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:38:38,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:38,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:38:38,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:38:38,237 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:38:38,238 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:38:38,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:38:38,238 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_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/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 -> de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 [2024-11-25 03:38:38,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:38:38,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:38:38,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:38:38,616 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:38:38,616 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:38:38,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2024-11-25 03:38:42,287 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data/0c6bb0bd9/5c297f0df92449f0b42135a8087006f4/FLAG4a23e93fe [2024-11-25 03:38:42,777 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:38:42,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2024-11-25 03:38:42,830 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data/0c6bb0bd9/5c297f0df92449f0b42135a8087006f4/FLAG4a23e93fe [2024-11-25 03:38:42,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data/0c6bb0bd9/5c297f0df92449f0b42135a8087006f4 [2024-11-25 03:38:42,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:38:42,854 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:38:42,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:42,856 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:38:42,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:38:42,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:42" (1/1) ... [2024-11-25 03:38:42,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f354a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:42, skipping insertion in model container [2024-11-25 03:38:42,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:42" (1/1) ... [2024-11-25 03:38:42,941 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:38:45,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:45,146 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:38:45,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:45,630 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:38:45,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45 WrapperNode [2024-11-25 03:38:45,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:45,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:45,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:38:45,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:38:45,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,700 INFO L138 Inliner]: procedures = 937, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 65 [2024-11-25 03:38:45,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:45,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:38:45,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:38:45,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:38:45,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,722 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,728 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:38:45,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:38:45,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:38:45,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:38:45,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:45" (1/1) ... [2024-11-25 03:38:45,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:45,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:38:45,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:38:45,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:38:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:38:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:38:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:38:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 03:38:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 03:38:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:38:45,997 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:38:45,999 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:38:46,197 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-25 03:38:46,198 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:38:46,279 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:38:46,283 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:38:46,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:46 BoogieIcfgContainer [2024-11-25 03:38:46,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:38:46,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:38:46,287 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:38:46,299 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:38:46,300 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:46" (1/1) ... [2024-11-25 03:38:46,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:38:46,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:38:46,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-25 03:38:46,392 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-25 03:38:46,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:38:46,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:38:46,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:38:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:46,719 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 03:38:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:38:46,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-25 03:38:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-25 03:38:46,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 03:38:46,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:38:46,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:38:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:38:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:38:46,892 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:38:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:38:46,957 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 03:38:47,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:38:47 ImpRootNode [2024-11-25 03:38:47,002 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:38:47,003 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:38:47,005 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:38:47,005 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:38:47,006 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:46" (3/4) ... [2024-11-25 03:38:47,010 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:38:47,011 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:38:47,015 INFO L158 Benchmark]: Toolchain (without parser) took 4158.88ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 38.0MB in the end (delta: 50.2MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2024-11-25 03:38:47,016 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:38:47,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2776.10ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 82.1MB in the end (delta: 5.9MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2024-11-25 03:38:47,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.33ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 79.0MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:38:47,017 INFO L158 Benchmark]: Boogie Preprocessor took 29.62ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.2MB in the end (delta: 796.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:38:47,018 INFO L158 Benchmark]: RCFGBuilder took 552.46ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 63.4MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:38:47,022 INFO L158 Benchmark]: CodeCheck took 716.98ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 38.0MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:38:47,023 INFO L158 Benchmark]: Witness Printer took 8.87ms. Allocated memory is still 117.4MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:38:47,026 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: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 10 mSDtfsCounter, 3 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: 1839]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1857, overapproximation of fgets at line 1855. 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); [L1846] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1846] 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] [L1847] CALL CWE190_Integer_Overflow__int_fgets_square_61_bad() [L1835] int data; [L1836] data = 0 [L1837] CALL, EXPR CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1854] 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] [L1855] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1857] data = atoi(inputBuffer) [L1864] return data; [L1837] RET, EXPR CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1837] data = CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1839] 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 0.76ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2776.10ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 82.1MB in the end (delta: 5.9MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.33ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 79.0MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.62ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.2MB in the end (delta: 796.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 552.46ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 63.4MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 716.98ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 38.0MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 8.87ms. Allocated memory is still 117.4MB. Free memory is still 38.0MB. 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 03:38:47,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/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_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/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_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/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 de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:38:50,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:38:50,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 03:38:50,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:38:50,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:38:50,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:38:50,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:38:50,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:38:50,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:38:50,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:38:50,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:38:50,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:38:50,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:38:50,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:38:50,595 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:38:50,596 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:38:50,596 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:38:50,596 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:38:50,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:38:50,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:38:50,597 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:38:50,597 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:38:50,597 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:38:50,597 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:38:50,597 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:38:50,598 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:38:50,598 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:38:50,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:38:50,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:50,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:38:50,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:38:50,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:38:50,599 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:38:50,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:38:50,599 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:38:50,600 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_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/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 -> de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 [2024-11-25 03:38:50,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:38:50,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:38:50,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:38:50,954 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:38:50,954 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:38:50,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2024-11-25 03:38:54,584 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data/d7a93ab70/8cd921467f194771a4d9d65f8fa2cc4e/FLAGc4ecdcf73 [2024-11-25 03:38:55,220 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:38:55,221 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2024-11-25 03:38:55,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data/d7a93ab70/8cd921467f194771a4d9d65f8fa2cc4e/FLAGc4ecdcf73 [2024-11-25 03:38:55,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/data/d7a93ab70/8cd921467f194771a4d9d65f8fa2cc4e [2024-11-25 03:38:55,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:38:55,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:38:55,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:55,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:38:55,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:38:55,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:55" (1/1) ... [2024-11-25 03:38:55,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75286d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:55, skipping insertion in model container [2024-11-25 03:38:55,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:55" (1/1) ... [2024-11-25 03:38:55,739 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:38:57,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:57,819 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:38:57,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:58,553 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:38:58,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58 WrapperNode [2024-11-25 03:38:58,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:58,557 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:58,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:38:58,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:38:58,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,654 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 63 [2024-11-25 03:38:58,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:58,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:38:58,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:38:58,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:38:58,664 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,668 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,678 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:38:58,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:38:58,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:38:58,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:38:58,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2024-11-25 03:38:58,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:58,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:38:58,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:38:58,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:38:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:38:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:38:58,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:38:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 03:38:58,866 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 03:38:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:38:59,126 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:38:59,129 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:39:01,890 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-25 03:39:01,890 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:39:01,962 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:39:01,966 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:39:01,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:39:01 BoogieIcfgContainer [2024-11-25 03:39:01,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:39:01,968 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:39:01,968 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:39:01,983 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:39:01,984 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:39:01" (1/1) ... [2024-11-25 03:39:01,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:39:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:39:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-25 03:39:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-25 03:39:02,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:39:02,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:39:02,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:39:02,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:39:02,065 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:39:02,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e6750-d83b-48d4-bd1a-5918badfcaa6/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process