./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6809ebca40c67c2623c0b1241752a95200a5a432cb00a50ee110f7e4e59ebbd5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:28:34,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:28:34,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:28:34,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:28:34,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:28:35,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:28:35,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:28:35,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:28:35,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:28:35,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:28:35,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:28:35,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:28:35,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:28:35,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:28:35,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:28:35,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:28:35,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:28:35,010 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:28:35,011 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:28:35,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:28:35,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:28:35,011 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:28:35,011 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:28:35,011 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:28:35,011 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:28:35,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:28:35,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:35,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:28:35,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:28:35,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:28:35,013 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:28:35,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:28:35,013 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_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6809ebca40c67c2623c0b1241752a95200a5a432cb00a50ee110f7e4e59ebbd5 [2024-11-13 21:28:35,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:28:35,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:28:35,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:28:35,351 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:28:35,352 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:28:35,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_17_bad.i Unable to find full path for "g++" [2024-11-13 21:28:37,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:28:37,931 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:28:37,932 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_17_bad.i [2024-11-13 21:28:37,962 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/data/22bbba0f9/2a63f5fbf256464bb17db6820cd48f34/FLAGca517f03e [2024-11-13 21:28:37,983 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/data/22bbba0f9/2a63f5fbf256464bb17db6820cd48f34 [2024-11-13 21:28:37,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:28:37,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:28:37,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:37,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:28:37,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:28:37,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:37" (1/1) ... [2024-11-13 21:28:37,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2921c381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:37, skipping insertion in model container [2024-11-13 21:28:38,000 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:37" (1/1) ... [2024-11-13 21:28:38,067 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:28:38,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:38,978 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:28:39,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:39,201 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:28:39,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39 WrapperNode [2024-11-13 21:28:39,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:39,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:39,203 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:28:39,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:28:39,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,264 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 21:28:39,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:39,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:28:39,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:28:39,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:28:39,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:28:39,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:28:39,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:28:39,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:28:39,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:39,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:28:39,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:28:39,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:28:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:28:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:28:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:28:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:28:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:28:39,601 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:28:39,603 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:28:39,724 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:28:39,724 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:28:39,783 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:28:39,783 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:28:39,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:39 BoogieIcfgContainer [2024-11-13 21:28:39,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:28:39,784 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:28:39,784 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:28:39,795 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:28:39,796 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:39" (1/1) ... [2024-11-13 21:28:39,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:28:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 21:28:39,871 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 21:28:39,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:28:39,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:39,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:28:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-13 21:28:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-13 21:28:40,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:28:40,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:40,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:28:40,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:40,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-11-13 21:28:40,420 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-13 21:28:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:28:40,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:40,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:28:40,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 21:28:40,701 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 21:28:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:28:40,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:40,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:40,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:28:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:40,797 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:28:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:40,844 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 21:28:40,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:28:40 ImpRootNode [2024-11-13 21:28:40,883 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:28:40,884 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:28:40,885 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:28:40,886 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:28:40,887 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:39" (3/4) ... [2024-11-13 21:28:40,890 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:28:40,890 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:28:40,894 INFO L158 Benchmark]: Toolchain (without parser) took 2903.45ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 64.2MB in the end (delta: 51.0MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-11-13 21:28:40,894 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:40,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1212.79ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 55.2MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:28:40,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.14ms. Allocated memory is still 142.6MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:28:40,895 INFO L158 Benchmark]: Boogie Preprocessor took 37.66ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 51.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:40,897 INFO L158 Benchmark]: RCFGBuilder took 479.35ms. Allocated memory is still 142.6MB. Free memory was 51.5MB in the beginning and 105.6MB in the end (delta: -54.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-13 21:28:40,898 INFO L158 Benchmark]: CodeCheck took 1098.81ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 64.2MB in the end (delta: 41.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:28:40,898 INFO L158 Benchmark]: Witness Printer took 6.10ms. Allocated memory is still 142.6MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:40,904 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, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 42 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 15 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 40 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1/2 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. 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); [L1569] 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) [L1569] 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] [L1570] CALL CWE191_Integer_Underflow__int_fscanf_predec_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 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, i=0] [L1553] COND TRUE i < 1 [L1553] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1560] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1212.79ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 55.2MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.14ms. Allocated memory is still 142.6MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.66ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 51.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 479.35ms. Allocated memory is still 142.6MB. Free memory was 51.5MB in the beginning and 105.6MB in the end (delta: -54.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 1098.81ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 64.2MB in the end (delta: 41.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 6.10ms. Allocated memory is still 142.6MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:28:40,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6809ebca40c67c2623c0b1241752a95200a5a432cb00a50ee110f7e4e59ebbd5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:28:43,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:28:43,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:28:43,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:28:43,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:28:43,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:28:43,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:28:43,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:28:43,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:28:43,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:28:43,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:28:43,754 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:28:43,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:28:43,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:28:43,754 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:28:43,755 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:28:43,755 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:28:43,756 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:43,756 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:28:43,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:28:43,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:43,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:28:43,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:28:43,756 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:28:43,756 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:28:43,756 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:43,756 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:28:43,757 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_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6809ebca40c67c2623c0b1241752a95200a5a432cb00a50ee110f7e4e59ebbd5 [2024-11-13 21:28:44,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:28:44,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:28:44,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:28:44,210 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:28:44,211 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:28:44,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_17_bad.i Unable to find full path for "g++" [2024-11-13 21:28:46,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:28:46,775 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:28:46,779 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_17_bad.i [2024-11-13 21:28:46,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/data/9cca45862/50674539f31e42abb11269225539ef49/FLAG20ae6db4a [2024-11-13 21:28:46,842 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/data/9cca45862/50674539f31e42abb11269225539ef49 [2024-11-13 21:28:46,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:28:46,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:28:46,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:46,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:28:46,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:28:46,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:46" (1/1) ... [2024-11-13 21:28:46,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d954bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:46, skipping insertion in model container [2024-11-13 21:28:46,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:46" (1/1) ... [2024-11-13 21:28:46,925 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:28:48,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:48,208 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:28:48,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:48,494 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:28:48,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48 WrapperNode [2024-11-13 21:28:48,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:48,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:48,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:28:48,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:28:48,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,571 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-11-13 21:28:48,571 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:48,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:28:48,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:28:48,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:28:48,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:28:48,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:28:48,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:28:48,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:28:48,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:48" (1/1) ... [2024-11-13 21:28:48,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:48,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:28:48,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:28:48,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:28:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:28:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:28:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:28:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:28:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:28:48,961 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:28:48,963 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:28:49,169 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 21:28:49,170 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:28:49,258 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:28:49,258 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:28:49,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:49 BoogieIcfgContainer [2024-11-13 21:28:49,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:28:49,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:28:49,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:28:49,273 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:28:49,273 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:49" (1/1) ... [2024-11-13 21:28:49,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:28:49,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 21:28:49,336 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 21:28:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:28:49,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:49,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:49,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:49,345 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:49,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:28:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:49,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:49,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:28:49,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:28:49,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:49,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:49,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-11-13 21:28:49,607 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 21:28:49,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:28:49,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:49,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:49,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:49,611 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:49,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:28:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:49,780 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:49,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:28:49,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:28:49,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:28:49,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:49,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-13 21:28:49,912 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-13 21:28:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:28:49,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:49,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:49,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:49,916 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:49,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:28:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:50,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:50,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:28:50,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:50,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:28:50,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:28:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-13 21:28:50,330 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-13 21:28:50,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:28:50,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:50,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:50,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:50,334 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:50,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:28:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:50,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:28:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:50,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:28:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:50,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:28:50,638 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 21:28:50,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:28:50 ImpRootNode [2024-11-13 21:28:50,669 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:28:50,669 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:28:50,669 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:28:50,670 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:28:50,672 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:49" (3/4) ... [2024-11-13 21:28:50,675 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:28:50,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:28:50,677 INFO L158 Benchmark]: Toolchain (without parser) took 3829.85ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 58.8MB in the end (delta: 31.2MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2024-11-13 21:28:50,680 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 117.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:50,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1645.77ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 67.6MB in the end (delta: 22.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 21:28:50,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.01ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 64.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:50,681 INFO L158 Benchmark]: Boogie Preprocessor took 53.86ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:50,681 INFO L158 Benchmark]: RCFGBuilder took 631.60ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 46.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:28:50,681 INFO L158 Benchmark]: CodeCheck took 1407.95ms. Allocated memory is still 117.4MB. Free memory was 46.8MB in the beginning and 58.8MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:50,682 INFO L158 Benchmark]: Witness Printer took 6.49ms. Allocated memory is still 117.4MB. Free memory was 58.8MB in the beginning and 58.8MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:50,686 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, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 64 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 32 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 176 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 32 SizeOfPredicates, 0 NumberOfNonLiveVariables, 101 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. 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); [L1569] 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) [L1569] 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] [L1570] CALL CWE191_Integer_Underflow__int_fscanf_predec_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 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, i=0] [L1553] COND TRUE i < 1 [L1553] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1560] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 117.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1645.77ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 67.6MB in the end (delta: 22.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.01ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 64.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.86ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 631.60ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 46.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1407.95ms. Allocated memory is still 117.4MB. Free memory was 46.8MB in the beginning and 58.8MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.49ms. Allocated memory is still 117.4MB. Free memory was 58.8MB in the beginning and 58.8MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:28:50,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b5ef64-454a-4e64-8b64-bb60fb699fe1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample