./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_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_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/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_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/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_4c9a76f0-61a1-4c32-a813-965c2504de65/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 89883321a94a1195d579679d711896c9d59f3b48928ee6207e3c444f1448d5f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:48:15,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:48:15,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:48:15,917 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:48:15,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:48:15,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:48:15,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:48:15,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:48:15,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:48:15,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:48:15,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:48:15,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:48:15,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:48:15,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:48:15,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:48:15,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:48:15,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:48:15,942 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:48:15,943 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:48:15,943 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:48:15,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:48:15,943 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:48:15,943 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:48:15,943 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:48:15,943 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:48:15,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:48:15,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:15,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:48:15,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:48:15,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:48:15,944 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:48:15,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:48:15,945 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_4c9a76f0-61a1-4c32-a813-965c2504de65/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 -> 89883321a94a1195d579679d711896c9d59f3b48928ee6207e3c444f1448d5f7 [2024-11-13 22:48:16,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:48:16,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:48:16,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:48:16,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:48:16,289 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:48:16,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_17_bad.i Unable to find full path for "g++" [2024-11-13 22:48:18,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:48:18,597 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:48:18,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_17_bad.i [2024-11-13 22:48:18,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/data/d411b322e/df9f0029fb2040ec95d4c8449fe3ebcb/FLAG61802f0de [2024-11-13 22:48:18,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/data/d411b322e/df9f0029fb2040ec95d4c8449fe3ebcb [2024-11-13 22:48:18,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:48:18,645 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:48:18,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:18,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:48:18,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:48:18,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:18" (1/1) ... [2024-11-13 22:48:18,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@708c3298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:18, skipping insertion in model container [2024-11-13 22:48:18,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:18" (1/1) ... [2024-11-13 22:48:18,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:48:19,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:19,628 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:48:19,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:19,886 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:48:19,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19 WrapperNode [2024-11-13 22:48:19,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:19,889 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:19,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:48:19,889 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:48:19,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,927 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,958 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-13 22:48:19,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:19,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:48:19,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:48:19,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:48:19,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:19,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:48:19,993 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:48:19,993 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:48:19,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:48:19,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:19" (1/1) ... [2024-11-13 22:48:20,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:20,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:48:20,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:48:20,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:48:20,060 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:48:20,060 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:48:20,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:48:20,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:48:20,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:48:20,210 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:48:20,213 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:48:20,389 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 22:48:20,389 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:48:20,452 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:48:20,452 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:48:20,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:20 BoogieIcfgContainer [2024-11-13 22:48:20,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:48:20,453 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:48:20,453 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:48:20,465 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:48:20,465 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:20" (1/1) ... [2024-11-13 22:48:20,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:48:20,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 22:48:20,536 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 22:48:20,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:48:20,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:20,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:20,789 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 22:48:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:20,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-13 22:48:20,856 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-13 22:48:20,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:48:20,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:20,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:20,986 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 22:48:21,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:21,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-11-13 22:48:21,007 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-13 22:48:21,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:48:21,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:21,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:21,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:21,152 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 22:48:21,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:21,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 22:48:21,233 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 22:48:21,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:48:21,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:21,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:21,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:48:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:21,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:48:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:21,414 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 22:48:21,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:48:21 ImpRootNode [2024-11-13 22:48:21,461 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:48:21,462 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:48:21,462 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:48:21,464 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:48:21,464 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:20" (3/4) ... [2024-11-13 22:48:21,467 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:48:21,468 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:48:21,469 INFO L158 Benchmark]: Toolchain (without parser) took 2823.27ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 116.0MB in the beginning and 392.4MB in the end (delta: -276.5MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-13 22:48:21,471 INFO L158 Benchmark]: CDTParser took 1.31ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:21,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1241.20ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 106.9MB in the end (delta: 9.1MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:48:21,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.57ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 104.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:21,473 INFO L158 Benchmark]: Boogie Preprocessor took 31.83ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 103.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:21,473 INFO L158 Benchmark]: RCFGBuilder took 459.96ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 88.9MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:21,473 INFO L158 Benchmark]: CodeCheck took 1007.89ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 88.9MB in the beginning and 392.4MB in the end (delta: -303.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:21,474 INFO L158 Benchmark]: Witness Printer took 6.04ms. Allocated memory is still 427.8MB. Free memory was 392.4MB in the beginning and 392.4MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:21,476 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: 0.9s, 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.1s 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, 0.3s 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_min_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 [L1555] data = (-0x7fffffff - 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 1.31ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1241.20ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 106.9MB in the end (delta: 9.1MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.57ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 104.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.83ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 103.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 459.96ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 88.9MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1007.89ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 88.9MB in the beginning and 392.4MB in the end (delta: -303.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.04ms. Allocated memory is still 427.8MB. Free memory was 392.4MB in the beginning and 392.4MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:48:21,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/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_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/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_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/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_4c9a76f0-61a1-4c32-a813-965c2504de65/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 89883321a94a1195d579679d711896c9d59f3b48928ee6207e3c444f1448d5f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:48:24,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:48:24,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:48:24,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:48:24,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:48:24,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:48:24,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:48:24,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:48:24,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:48:24,215 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:48:24,216 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:48:24,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:48:24,216 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:48:24,216 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:48:24,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:48:24,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:48:24,216 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:24,216 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:48:24,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:48:24,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:24,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:48:24,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:48:24,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:48:24,217 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:48:24,217 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:24,217 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:48:24,217 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_4c9a76f0-61a1-4c32-a813-965c2504de65/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 -> 89883321a94a1195d579679d711896c9d59f3b48928ee6207e3c444f1448d5f7 [2024-11-13 22:48:24,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:48:24,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:48:24,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:48:24,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:48:24,541 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:48:24,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_17_bad.i Unable to find full path for "g++" [2024-11-13 22:48:26,500 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:48:26,918 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:48:26,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_17_bad.i [2024-11-13 22:48:26,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/data/562040eae/e8b2947805484de6a0da6987aac8ac28/FLAG2054d6113 [2024-11-13 22:48:26,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/data/562040eae/e8b2947805484de6a0da6987aac8ac28 [2024-11-13 22:48:26,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:48:26,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:48:26,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:26,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:48:26,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:48:26,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:26" (1/1) ... [2024-11-13 22:48:26,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4860624d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:26, skipping insertion in model container [2024-11-13 22:48:26,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:26" (1/1) ... [2024-11-13 22:48:27,051 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:48:27,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:28,006 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:48:28,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:28,291 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:48:28,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28 WrapperNode [2024-11-13 22:48:28,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:28,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:28,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:48:28,292 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:48:28,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,367 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-13 22:48:28,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:28,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:48:28,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:48:28,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:48:28,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:48:28,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:48:28,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:48:28,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:48:28,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:28,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:48:28,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:48:28,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:48:28,479 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:48:28,479 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:48:28,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:48:28,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:48:28,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:48:28,646 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:48:28,648 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:48:28,823 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 22:48:28,824 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:48:28,868 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:48:28,869 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:48:28,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:28 BoogieIcfgContainer [2024-11-13 22:48:28,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:48:28,870 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:48:28,870 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:48:28,882 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:48:28,882 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:28" (1/1) ... [2024-11-13 22:48:28,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:48:28,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 22:48:28,941 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 22:48:28,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:48:28,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:28,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:28,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:28,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:28,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:48:29,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:29,086 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:29,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:48:29,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:29,142 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 22:48:29,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:48:29,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-11-13 22:48:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 22:48:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:48:29,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:29,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:29,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:29,170 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:29,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:48:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:29,334 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:29,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:48:29,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:29,399 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 22:48:29,401 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:48:29,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:48:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-13 22:48:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-13 22:48:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:48:29,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:29,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:29,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:29,453 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:29,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:48:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:29,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:29,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:48:29,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:29,680 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 22:48:29,682 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:48:29,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:48:29,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:29,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-13 22:48:29,869 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-13 22:48:29,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:48:29,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:29,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:29,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:29,875 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:29,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:48:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:30,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:48:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:30,117 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:48:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:30,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:48:30,157 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 22:48:30,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:48:30 ImpRootNode [2024-11-13 22:48:30,195 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:48:30,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:48:30,196 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:48:30,196 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:48:30,197 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:28" (3/4) ... [2024-11-13 22:48:30,199 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:48:30,200 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:48:30,202 INFO L158 Benchmark]: Toolchain (without parser) took 3223.08ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 59.4MB in the end (delta: 31.8MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:30,203 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:30,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1311.70ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 80.0MB in the end (delta: 11.1MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2024-11-13 22:48:30,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.98ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 76.7MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:30,205 INFO L158 Benchmark]: Boogie Preprocessor took 33.83ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:30,206 INFO L158 Benchmark]: RCFGBuilder took 464.52ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 59.0MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:48:30,206 INFO L158 Benchmark]: CodeCheck took 1324.73ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 59.4MB in the end (delta: -494.9kB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-11-13 22:48:30,207 INFO L158 Benchmark]: Witness Printer took 4.52ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 59.4MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:30,209 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, 97 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_min_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 [L1555] data = (-0x7fffffff - 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 0.48ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1311.70ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 80.0MB in the end (delta: 11.1MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.98ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 76.7MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.83ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 464.52ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 59.0MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1324.73ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 59.4MB in the end (delta: -494.9kB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Witness Printer took 4.52ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 59.4MB in the end (delta: 29.6kB). 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 22:48:30,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9a76f0-61a1-4c32-a813-965c2504de65/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample