./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_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_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/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_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/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_1e6572df-ed92-490e-8fc2-ba898738dd7b/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 a3201307307e47fa08ad351bb3671e2a16c2d02ed34e995988ac10cf26b5ec0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:04:47,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:04:47,100 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:04:47,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:04:47,105 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:04:47,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:04:47,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:04:47,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:04:47,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:04:47,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:04:47,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:04:47,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:04:47,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:04:47,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:04:47,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:04:47,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:04:47,130 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:04:47,130 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:04:47,131 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:04:47,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:04:47,131 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:04:47,131 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:04:47,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:04:47,131 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:04:47,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:04:47,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:04:47,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:47,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:04:47,132 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:04:47,132 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:04:47,133 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:04:47,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:04:47,133 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_1e6572df-ed92-490e-8fc2-ba898738dd7b/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 -> a3201307307e47fa08ad351bb3671e2a16c2d02ed34e995988ac10cf26b5ec0f [2024-11-25 04:04:47,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:04:47,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:04:47,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:04:47,477 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:04:47,478 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:04:47,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_bad.i [2024-11-25 04:04:50,370 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data/0f8250c8f/7a681e1522f6482aaccf579a85082a72/FLAG28ba6ca10 [2024-11-25 04:04:50,845 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:04:50,845 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_bad.i [2024-11-25 04:04:50,885 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data/0f8250c8f/7a681e1522f6482aaccf579a85082a72/FLAG28ba6ca10 [2024-11-25 04:04:50,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data/0f8250c8f/7a681e1522f6482aaccf579a85082a72 [2024-11-25 04:04:50,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:04:50,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:04:50,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:50,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:04:50,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:04:50,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:50" (1/1) ... [2024-11-25 04:04:50,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28db076e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:50, skipping insertion in model container [2024-11-25 04:04:50,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:50" (1/1) ... [2024-11-25 04:04:50,997 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:04:52,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:52,017 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:04:52,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:52,294 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:04:52,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52 WrapperNode [2024-11-25 04:04:52,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:52,296 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:52,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:04:52,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:04:52,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,351 INFO L138 Inliner]: procedures = 498, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2024-11-25 04:04:52,352 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:52,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:04:52,353 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:04:52,353 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:04:52,361 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,365 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,370 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,377 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:04:52,378 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:04:52,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:04:52,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:04:52,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:52,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:04:52,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:04:52,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:04:52,449 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:04:52,453 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:04:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:04:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:04:52,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:04:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:04:52,620 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:04:52,622 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:04:52,792 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-25 04:04:52,792 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:04:52,855 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:04:52,856 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:04:52,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:52 BoogieIcfgContainer [2024-11-25 04:04:52,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:04:52,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:04:52,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:04:52,867 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:04:52,867 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:52" (1/1) ... [2024-11-25 04:04:52,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:04:52,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:52,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-25 04:04:52,924 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-25 04:04:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:04:52,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:52,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:53,145 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 04:04:53,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:53,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 26 transitions. [2024-11-25 04:04:53,181 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-25 04:04:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:04:53,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:53,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:53,384 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 04:04:53,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:53,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 32 transitions. [2024-11-25 04:04:53,438 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-25 04:04:53,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:04:53,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:53,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:53,505 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:04:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:53,592 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:04:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:04:53,636 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 04:04:53,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:04:53 ImpRootNode [2024-11-25 04:04:53,675 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:04:53,676 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:04:53,676 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:04:53,676 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:04:53,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:52" (3/4) ... [2024-11-25 04:04:53,679 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:04:53,680 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:04:53,683 INFO L158 Benchmark]: Toolchain (without parser) took 2766.47ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 91.1MB in the beginning and 314.2MB in the end (delta: -223.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:53,683 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:53,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1377.70ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 82.4MB in the end (delta: 8.4MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2024-11-25 04:04:53,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.39ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 79.7MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:53,684 INFO L158 Benchmark]: Boogie Preprocessor took 24.69ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.1MB in the end (delta: 587.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:53,685 INFO L158 Benchmark]: RCFGBuilder took 478.44ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 63.9MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:04:53,685 INFO L158 Benchmark]: CodeCheck took 818.17ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 63.9MB in the beginning and 314.2MB in the end (delta: -250.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:53,685 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 352.3MB. Free memory was 314.2MB in the beginning and 314.2MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:53,692 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 48 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. 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); [L1588] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1588] 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] [L1589] CALL CWE190_Integer_Overflow__int_fgets_preinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: 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] [L1554] case 6: [L1556] 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] [L1554] case 6: [L1559] data = atoi(inputBuffer) [L1573] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] ++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 0.22ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1377.70ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 82.4MB in the end (delta: 8.4MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.39ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 79.7MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.69ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.1MB in the end (delta: 587.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 478.44ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 63.9MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 818.17ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 63.9MB in the beginning and 314.2MB in the end (delta: -250.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 352.3MB. Free memory was 314.2MB in the beginning and 314.2MB in the end (delta: 11.7kB). 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 04:04:53,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/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_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/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_1e6572df-ed92-490e-8fc2-ba898738dd7b/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 a3201307307e47fa08ad351bb3671e2a16c2d02ed34e995988ac10cf26b5ec0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:04:56,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:04:56,480 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 04:04:56,533 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:04:56,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:04:56,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:04:56,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:04:56,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:04:56,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:04:56,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:04:56,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:04:56,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:04:56,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:04:56,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:04:56,538 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:04:56,539 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:04:56,539 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:04:56,539 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:04:56,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:04:56,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:04:56,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:56,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:04:56,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:04:56,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:04:56,541 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:04:56,541 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:04:56,541 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:04:56,541 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_1e6572df-ed92-490e-8fc2-ba898738dd7b/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 -> a3201307307e47fa08ad351bb3671e2a16c2d02ed34e995988ac10cf26b5ec0f [2024-11-25 04:04:56,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:04:56,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:04:56,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:04:56,881 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:04:56,884 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:04:56,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_bad.i [2024-11-25 04:04:59,931 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data/ef14df03f/3267b87d34ec47ef83f48c2d4c35468c/FLAG9081f37b0 [2024-11-25 04:05:00,423 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:05:00,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_bad.i [2024-11-25 04:05:00,464 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data/ef14df03f/3267b87d34ec47ef83f48c2d4c35468c/FLAG9081f37b0 [2024-11-25 04:05:00,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/data/ef14df03f/3267b87d34ec47ef83f48c2d4c35468c [2024-11-25 04:05:00,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:05:00,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:05:00,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:05:00,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:05:00,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:05:00,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:00" (1/1) ... [2024-11-25 04:05:00,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6069a1b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:00, skipping insertion in model container [2024-11-25 04:05:00,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:00" (1/1) ... [2024-11-25 04:05:00,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:05:01,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:05:01,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:05:01,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:05:01,890 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:05:01,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01 WrapperNode [2024-11-25 04:05:01,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:05:01,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:05:01,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:05:01,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:05:01,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:01,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:01,972 INFO L138 Inliner]: procedures = 503, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2024-11-25 04:05:01,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:05:01,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:05:01,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:05:01,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:05:01,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:01,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:01,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:01,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:02,004 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:02,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:02,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:02,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:02,018 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:02,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:05:02,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:05:02,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:05:02,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:05:02,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:01" (1/1) ... [2024-11-25 04:05:02,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:05:02,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:05:02,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:05:02,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:05:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:05:02,095 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:05:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:05:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:05:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:05:02,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:05:02,243 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:05:02,245 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:05:02,394 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-25 04:05:02,394 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:05:02,473 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:05:02,473 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:05:02,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:02 BoogieIcfgContainer [2024-11-25 04:05:02,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:05:02,475 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:05:02,475 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:05:02,487 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:05:02,487 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:02" (1/1) ... [2024-11-25 04:05:02,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:05:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:05:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-25 04:05:02,550 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-25 04:05:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:05:02,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:05:02,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:05:02,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:05:02,560 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:05:02,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:05:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:02,726 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:05:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:02,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:05:02,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:05:02,805 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 04:05:02,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:05:02,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:05:02,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-25 04:05:02,845 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-25 04:05:02,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:05:02,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:05:02,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:05:02,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:05:02,849 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:05:02,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:05:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:02,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:05:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:03,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:05:03,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:05:03,048 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 04:05:03,052 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:05:03,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 04:05:03,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:05:03,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 25 transitions. [2024-11-25 04:05:03,089 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-25 04:05:03,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:05:03,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:05:03,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:05:03,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:05:03,097 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:05:03,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:05:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:05:03,255 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:05:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:05:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:05:03,404 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:05:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:05:03,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 04:05:03,445 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 04:05:03,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:05:03 ImpRootNode [2024-11-25 04:05:03,483 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:05:03,483 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:05:03,484 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:05:03,484 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:05:03,485 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:02" (3/4) ... [2024-11-25 04:05:03,487 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:05:03,488 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:05:03,489 INFO L158 Benchmark]: Toolchain (without parser) took 2996.02ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 69.4MB in the end (delta: 19.5MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-11-25 04:05:03,490 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:03,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1395.89ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 74.3MB in the end (delta: 14.3MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2024-11-25 04:05:03,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.32ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 71.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:03,492 INFO L158 Benchmark]: Boogie Preprocessor took 54.93ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 69.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:03,492 INFO L158 Benchmark]: RCFGBuilder took 444.95ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 52.6MB in the end (delta: 17.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:05:03,493 INFO L158 Benchmark]: CodeCheck took 1008.28ms. Allocated memory is still 117.4MB. Free memory was 52.6MB in the beginning and 69.4MB in the end (delta: -16.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:03,493 INFO L158 Benchmark]: Witness Printer took 4.94ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 69.4MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:03,495 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 41 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 83 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. 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); [L1588] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1588] 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] [L1589] CALL CWE190_Integer_Overflow__int_fgets_preinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: 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] [L1554] case 6: [L1556] 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] [L1554] case 6: [L1559] data = atoi(inputBuffer) [L1573] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] ++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 0.36ms. Allocated memory is still 83.9MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1395.89ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 74.3MB in the end (delta: 14.3MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.32ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 71.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.93ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 69.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 444.95ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 52.6MB in the end (delta: 17.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1008.28ms. Allocated memory is still 117.4MB. Free memory was 52.6MB in the beginning and 69.4MB in the end (delta: -16.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.94ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 69.4MB in the end (delta: 27.7kB). 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 04:05:03,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e6572df-ed92-490e-8fc2-ba898738dd7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample