./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_14-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/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_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_14-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:58:01,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:58:01,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:58:01,596 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:58:01,597 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:58:01,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:58:01,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:58:01,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:58:01,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:58:01,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:58:01,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:58:01,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:58:01,620 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:58:01,620 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:58:01,620 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:58:01,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:58:01,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:58:01,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:58:01,620 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:58:01,621 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:58:01,621 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:58:01,621 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:58:01,621 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:58:01,621 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:58:01,621 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:58:01,621 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:58:01,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:58:01,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:58:01,622 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:58:01,622 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:58:01,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:58:01,622 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:58:01,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:58:01,622 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_b3f66683-0db6-48dc-bf97-676e1a748f7f/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 ! call(reach_error())) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c [2024-11-13 22:58:01,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:58:01,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:58:01,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:58:01,937 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:58:01,937 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:58:01,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/locks/test_locks_14-2.c Unable to find full path for "g++" [2024-11-13 22:58:03,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:58:04,051 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:58:04,052 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/sv-benchmarks/c/locks/test_locks_14-2.c [2024-11-13 22:58:04,061 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/data/8a6f48a99/af31485ddcd547d9a7a77299b3884411/FLAGf932680fc [2024-11-13 22:58:04,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/data/8a6f48a99/af31485ddcd547d9a7a77299b3884411 [2024-11-13 22:58:04,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:58:04,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:58:04,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:58:04,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:58:04,089 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:58:04,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54cdb44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04, skipping insertion in model container [2024-11-13 22:58:04,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:58:04,333 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/sv-benchmarks/c/locks/test_locks_14-2.c[5305,5318] [2024-11-13 22:58:04,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:58:04,350 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:58:04,391 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/sv-benchmarks/c/locks/test_locks_14-2.c[5305,5318] [2024-11-13 22:58:04,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:58:04,413 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:58:04,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04 WrapperNode [2024-11-13 22:58:04,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:58:04,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:58:04,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:58:04,415 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:58:04,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,463 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 197 [2024-11-13 22:58:04,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:58:04,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:58:04,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:58:04,467 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:58:04,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,487 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,493 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:58:04,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:58:04,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:58:04,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:58:04,511 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:04" (1/1) ... [2024-11-13 22:58:04,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:58:04,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:58:04,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:58:04,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:58:04,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:58:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:58:04,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:58:04,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:58:04,654 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:58:04,656 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:58:04,954 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-13 22:58:04,954 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:58:05,082 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:58:05,082 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:58:05,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:05 BoogieIcfgContainer [2024-11-13 22:58:05,083 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:58:05,084 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:58:05,084 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:58:05,094 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:58:05,094 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:05" (1/1) ... [2024-11-13 22:58:05,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:58:05,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:05,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2024-11-13 22:58:05,163 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2024-11-13 22:58:05,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:58:05,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:05,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:05,539 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 22:58:05,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 62 transitions. [2024-11-13 22:58:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2024-11-13 22:58:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:58:05,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:05,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:05,639 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:58:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:05,742 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:58:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:05,792 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:58:05,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:58:05 ImpRootNode [2024-11-13 22:58:05,842 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:58:05,843 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:58:05,843 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:58:05,843 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:58:05,843 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:05" (3/4) ... [2024-11-13 22:58:05,845 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:58:05,925 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:58:05,925 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:58:05,927 INFO L158 Benchmark]: Toolchain (without parser) took 1846.45ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 113.2MB in the end (delta: 6.0MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. [2024-11-13 22:58:05,928 INFO L158 Benchmark]: CDTParser took 1.01ms. 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 22:58:05,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.46ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 107.0MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:58:05,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.76ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:05,928 INFO L158 Benchmark]: Boogie Preprocessor took 41.28ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:58:05,929 INFO L158 Benchmark]: RCFGBuilder took 577.33ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 75.5MB in the end (delta: 28.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:58:05,929 INFO L158 Benchmark]: CodeCheck took 758.19ms. Allocated memory is still 142.6MB. Free memory was 75.5MB in the beginning and 46.1MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:58:05,930 INFO L158 Benchmark]: Witness Printer took 82.17ms. Allocated memory is still 142.6MB. Free memory was 46.1MB in the beginning and 113.2MB in the end (delta: -67.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-13 22:58:05,931 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 1 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 19 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 219]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L8] int p1 = __VERIFIER_nondet_int(); [L9] int lk1; [L11] int p2 = __VERIFIER_nondet_int(); [L12] int lk2; [L14] int p3 = __VERIFIER_nondet_int(); [L15] int lk3; [L17] int p4 = __VERIFIER_nondet_int(); [L18] int lk4; [L20] int p5 = __VERIFIER_nondet_int(); [L21] int lk5; [L23] int p6 = __VERIFIER_nondet_int(); [L24] int lk6; [L26] int p7 = __VERIFIER_nondet_int(); [L27] int lk7; [L29] int p8 = __VERIFIER_nondet_int(); [L30] int lk8; [L32] int p9 = __VERIFIER_nondet_int(); [L33] int lk9; [L35] int p10 = __VERIFIER_nondet_int(); [L36] int lk10; [L38] int p11 = __VERIFIER_nondet_int(); [L39] int lk11; [L41] int p12 = __VERIFIER_nondet_int(); [L42] int lk12; [L44] int p13 = __VERIFIER_nondet_int(); [L45] int lk13; [L47] int p14 = __VERIFIER_nondet_int(); [L48] int lk14; [L51] int cond; VAL [p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p2=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] [L53] COND TRUE 1 [L54] cond = __VERIFIER_nondet_int() [L55] COND FALSE !(cond == 0) [L58] lk1 = 0 [L60] lk2 = 0 [L62] lk3 = 0 [L64] lk4 = 0 [L66] lk5 = 0 [L68] lk6 = 0 [L70] lk7 = 0 [L72] lk8 = 0 [L74] lk9 = 0 [L76] lk10 = 0 [L78] lk11 = 0 [L80] lk12 = 0 [L82] lk13 = 0 [L84] lk14 = 0 [L88] COND FALSE !(p1 != 0) [L92] COND FALSE !(p2 != 0) [L96] COND TRUE p3 != 0 [L97] lk3 = 1 [L100] COND FALSE !(p4 != 0) [L104] COND TRUE p5 != 0 [L105] lk5 = 1 [L108] COND TRUE p6 != 0 [L109] lk6 = 1 [L112] COND FALSE !(p7 != 0) [L116] COND TRUE p8 != 0 [L117] lk8 = 1 [L120] COND TRUE p9 != 0 [L121] lk9 = 1 [L124] COND FALSE !(p10 != 0) [L128] COND FALSE !(p11 != 0) [L132] COND TRUE p12 != 0 [L133] lk12 = 1 [L136] COND TRUE p13 != 0 [L137] lk13 = 1 [L140] COND FALSE !(p14 != 0) VAL [lk10=0, lk11=0, lk12=1, lk13=1, lk14=0, lk1=0, lk2=0, lk3=1, lk4=0, lk5=1, lk6=1, lk7=0, lk8=1, lk9=1, p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p2=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] [L146] COND FALSE !(p1 != 0) VAL [lk10=0, lk11=0, lk12=1, lk13=1, lk14=0, lk1=0, lk2=0, lk3=1, lk4=0, lk5=1, lk6=1, lk7=0, lk8=1, lk9=1, p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p2=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] [L151] COND FALSE !(p2 != 0) VAL [lk10=0, lk11=0, lk12=1, lk13=1, lk14=0, lk1=0, lk2=0, lk3=1, lk4=0, lk5=1, lk6=1, lk7=0, lk8=1, lk9=1, p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] [L219] reach_error() VAL [lk10=0, lk11=0, lk12=1, lk13=1, lk14=0, lk1=0, lk2=0, lk3=1, lk4=0, lk5=1, lk6=1, lk7=0, lk8=1, lk9=1, p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 142.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.46ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 107.0MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.76ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.28ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 577.33ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 75.5MB in the end (delta: 28.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 758.19ms. Allocated memory is still 142.6MB. Free memory was 75.5MB in the beginning and 46.1MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 82.17ms. Allocated memory is still 142.6MB. Free memory was 46.1MB in the beginning and 113.2MB in the end (delta: -67.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 22:58:05,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f66683-0db6-48dc-bf97-676e1a748f7f/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE