./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i --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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/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 8e493bb9dfb1e4026bad014b506150c14522bad4ce88bea6356ffab3296ecf60 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:44:10,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:44:11,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:44:11,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:44:11,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:44:11,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:44:11,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:44:11,043 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:44:11,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:44:11,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:44:11,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:44:11,044 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:44:11,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:44:11,045 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:44:11,045 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:44:11,045 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:44:11,045 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:44:11,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:44:11,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:11,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:44:11,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:44:11,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:44:11,046 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:44:11,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:44:11,046 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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/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 -> 8e493bb9dfb1e4026bad014b506150c14522bad4ce88bea6356ffab3296ecf60 [2024-11-13 16:44:11,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:44:11,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:44:11,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:44:11,368 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:44:11,368 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:44:11,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i Unable to find full path for "g++" [2024-11-13 16:44:13,591 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:44:13,945 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:44:13,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i [2024-11-13 16:44:13,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/data/845be17c5/a7c7e8f17054418a9fc0a858ab6645f7/FLAG0305f7da8 [2024-11-13 16:44:14,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/data/845be17c5/a7c7e8f17054418a9fc0a858ab6645f7 [2024-11-13 16:44:14,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:44:14,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:44:14,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:14,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:44:14,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:44:14,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3adde73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14, skipping insertion in model container [2024-11-13 16:44:14,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,046 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:44:14,227 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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i[915,928] [2024-11-13 16:44:14,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:14,324 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:44:14,340 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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i[915,928] [2024-11-13 16:44:14,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:14,422 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:44:14,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14 WrapperNode [2024-11-13 16:44:14,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:14,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:14,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:44:14,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:44:14,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,480 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2024-11-13 16:44:14,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:14,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:44:14,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:44:14,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:44:14,492 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,510 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:44:14,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:44:14,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:44:14,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:44:14,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:14" (1/1) ... [2024-11-13 16:44:14,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:14,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:44:14,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:44:14,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:44:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:44:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:44:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:44:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:44:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:44:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:44:14,763 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:44:14,766 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:44:15,098 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 16:44:15,099 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:44:15,294 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:44:15,296 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:44:15,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:15 BoogieIcfgContainer [2024-11-13 16:44:15,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:44:15,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:44:15,300 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:44:15,314 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:44:15,315 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:15" (1/1) ... [2024-11-13 16:44:15,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:44:15,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:15,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 16:44:15,419 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 16:44:15,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:44:15,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:15,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:15,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:44:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:16,113 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:44:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:16,228 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:44:16,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:44:16 ImpRootNode [2024-11-13 16:44:16,321 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:44:16,322 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:44:16,322 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:44:16,323 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:44:16,327 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:15" (3/4) ... [2024-11-13 16:44:16,331 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:44:16,333 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:44:16,334 INFO L158 Benchmark]: Toolchain (without parser) took 2319.75ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 35.7MB in the end (delta: 68.4MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 16:44:16,335 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:16,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.39ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 91.8MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:44:16,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.84ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:16,338 INFO L158 Benchmark]: Boogie Preprocessor took 50.20ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 88.3MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:44:16,339 INFO L158 Benchmark]: RCFGBuilder took 765.14ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 64.8MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:44:16,340 INFO L158 Benchmark]: CodeCheck took 1021.45ms. Allocated memory is still 142.6MB. Free memory was 64.8MB in the beginning and 36.0MB in the end (delta: 28.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 16:44:16,340 INFO L158 Benchmark]: Witness Printer took 10.93ms. Allocated memory is still 142.6MB. Free memory was 36.0MB in the beginning and 35.7MB in the end (delta: 320.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:16,346 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 24, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 48. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] unsigned char var_1_6 = 1; [L24] double var_1_7 = -0.41; [L25] unsigned char var_1_8 = 25; [L26] unsigned char var_1_9 = 100; [L27] unsigned char var_1_10 = 1; [L28] unsigned char var_1_12 = 10; [L29] signed short int var_1_13 = -64; [L30] signed long int var_1_14 = 10; [L31] signed short int var_1_15 = -1; [L32] unsigned char last_1_var_1_8 = 25; [L33] signed long int last_1_var_1_14 = 10; [L85] isInitial = 1 [L86] FCALL initially() [L87] int k_loop; [L88] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=1, var_1_8=25, var_1_9=100] [L88] COND TRUE k_loop < 1 [L89] CALL updateLastVariables() [L77] last_1_var_1_8 = var_1_8 [L78] last_1_var_1_14 = var_1_14 [L89] RET updateLastVariables() [L90] CALL updateVariables() [L61] var_1_6 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_8=25, var_1_9=100] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_8=25, var_1_9=100] [L63] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=100] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=100] [L64] var_1_7 = __VERIFIER_nondet_double() [L65] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=100] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=100] [L66] var_1_9 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25] [L68] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L69] var_1_10 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L71] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=256, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=256, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L72] var_1_12 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=256, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=256, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L74] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=256, var_1_12=280, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=256, var_1_12=280, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=0] [L90] RET updateVariables() [L91] CALL step() [L37] signed long int stepLocal_0 = (((last_1_var_1_8) > ((last_1_var_1_14 + last_1_var_1_14))) ? (last_1_var_1_8) : ((last_1_var_1_14 + last_1_var_1_14))); [L38] COND TRUE last_1_var_1_14 <= stepLocal_0 [L39] COND TRUE ! var_1_6 [L40] var_1_1 = var_1_7 [L45] COND FALSE !(\read(var_1_6)) [L48] COND FALSE !(var_1_1 < (var_1_1 + var_1_7)) [L52] COND TRUE (9.99999999999995E13f + var_1_1) >= var_1_1 [L53] var_1_13 = (-4 + var_1_10) [L57] var_1_15 = var_1_12 [L58] var_1_14 = var_1_15 [L91] RET step() [L92] CALL, EXPR property() [L81-L82] return (((((last_1_var_1_14 <= ((((last_1_var_1_8) > ((last_1_var_1_14 + last_1_var_1_14))) ? (last_1_var_1_8) : ((last_1_var_1_14 + last_1_var_1_14))))) ? ((! var_1_6) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) var_1_7))) : 1) && (var_1_6 ? (var_1_8 == ((unsigned char) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))))) : ((var_1_1 < (var_1_1 + var_1_7)) ? (var_1_8 == ((unsigned char) var_1_12)) : 1))) && (((9.99999999999995E13f + var_1_1) >= var_1_1) ? (var_1_13 == ((signed short int) (-4 + var_1_10))) : (var_1_13 == ((signed short int) (((((var_1_9) < (8)) ? (var_1_9) : (8))) - 32))))) && (var_1_14 == ((signed long int) var_1_15))) && (var_1_15 == ((signed short int) var_1_12)) ; [L92] RET, EXPR property() [L92] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=256, var_1_12=280, var_1_13=-4, var_1_14=24, var_1_15=24, var_1_1=2, var_1_6=0, var_1_7=2, var_1_8=25, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=256, var_1_12=280, var_1_13=-4, var_1_14=24, var_1_15=24, var_1_1=2, var_1_6=0, var_1_7=2, var_1_8=25, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.39ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 91.8MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.84ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.20ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 88.3MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 765.14ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 64.8MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1021.45ms. Allocated memory is still 142.6MB. Free memory was 64.8MB in the beginning and 36.0MB in the end (delta: 28.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 10.93ms. Allocated memory is still 142.6MB. Free memory was 36.0MB in the beginning and 35.7MB in the end (delta: 320.8kB). 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 16:44:16,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/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 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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/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 8e493bb9dfb1e4026bad014b506150c14522bad4ce88bea6356ffab3296ecf60 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:44:19,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:44:20,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:44:20,069 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:44:20,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:44:20,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:44:20,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:44:20,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:44:20,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:44:20,071 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:44:20,071 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:44:20,071 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:44:20,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:44:20,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:44:20,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:44:20,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:44:20,072 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:44:20,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:44:20,073 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:44:20,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:44:20,073 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:44:20,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:44:20,073 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:44:20,073 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:44:20,074 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:44:20,074 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:44:20,074 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:44:20,074 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:44:20,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:44:20,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:20,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:44:20,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:44:20,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:44:20,075 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:44:20,075 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:44:20,075 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:44:20,075 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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/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 -> 8e493bb9dfb1e4026bad014b506150c14522bad4ce88bea6356ffab3296ecf60 [2024-11-13 16:44:20,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:44:20,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:44:20,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:44:20,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:44:20,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:44:20,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i Unable to find full path for "g++" [2024-11-13 16:44:22,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:44:22,813 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:44:22,815 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i [2024-11-13 16:44:22,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/data/031c563cb/5a66fe41b98746d1b33c66e46dd9ea53/FLAGabead7758 [2024-11-13 16:44:22,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/data/031c563cb/5a66fe41b98746d1b33c66e46dd9ea53 [2024-11-13 16:44:22,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:44:22,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:44:22,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:22,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:44:22,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:44:22,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:22" (1/1) ... [2024-11-13 16:44:22,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dff39c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:22, skipping insertion in model container [2024-11-13 16:44:22,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:22" (1/1) ... [2024-11-13 16:44:22,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:44:23,103 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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i[915,928] [2024-11-13 16:44:23,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:23,217 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:44:23,235 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_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-73.i[915,928] [2024-11-13 16:44:23,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:23,309 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:44:23,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23 WrapperNode [2024-11-13 16:44:23,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:23,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:23,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:44:23,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:44:23,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,380 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2024-11-13 16:44:23,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:23,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:44:23,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:44:23,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:44:23,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:44:23,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:44:23,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:44:23,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:44:23,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:23" (1/1) ... [2024-11-13 16:44:23,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:23,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:44:23,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:44:23,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:44:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:44:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:44:23,539 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:44:23,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:44:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:44:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:44:23,675 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:44:23,678 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:44:25,630 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 16:44:25,630 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:44:25,806 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:44:25,806 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:44:25,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:25 BoogieIcfgContainer [2024-11-13 16:44:25,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:44:25,808 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:44:25,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:44:25,819 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:44:25,820 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:25" (1/1) ... [2024-11-13 16:44:25,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:44:25,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:25,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 16:44:25,879 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 16:44:25,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:44:25,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:25,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:44:25,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:44:25,890 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:44:25,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:44:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:44:26,526 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:44:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:44:26,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 16:44:26,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:45:50,117 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 16:45:50,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:45:54,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 72 transitions. [2024-11-13 16:45:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2024-11-13 16:45:54,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-13 16:45:54,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:54,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:45:54,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:45:54,901 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:45:54,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:45:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:55,666 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:45:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:55,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:45:55,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:45:56,206 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 16:45:56,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:46:02,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:46:06,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 103 transitions. [2024-11-13 16:46:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2024-11-13 16:46:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-13 16:46:06,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:06,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:06,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:06,565 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:06,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 16:46:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:07,590 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:07,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:07,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:07,977 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 357 proven. 1 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2024-11-13 16:46:07,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 16:46:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 23 states and 31 transitions. [2024-11-13 16:46:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-13 16:46:08,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:46:08,946 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 16:46:08,962 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 16:46:11,895 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-13 16:46:11,896 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-13 16:46:11,896 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-13 16:46:11,896 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-11-13 16:46:11,896 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-11-13 16:46:11,897 INFO L77 FloydHoareUtils]: At program point L65(line 65) the Hoare annotation is: true [2024-11-13 16:46:11,897 INFO L77 FloydHoareUtils]: At program point L65-1(line 65) the Hoare annotation is: true [2024-11-13 16:46:11,897 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-13 16:46:11,897 INFO L77 FloydHoareUtils]: At program point L74(lines 60 75) the Hoare annotation is: true [2024-11-13 16:46:11,897 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-13 16:46:11,897 INFO L77 FloydHoareUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2024-11-13 16:46:11,897 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:46:11,898 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-11-13 16:46:11,898 INFO L77 FloydHoareUtils]: At program point L62-1(line 62) the Hoare annotation is: true [2024-11-13 16:46:11,898 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:46:11,898 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-11-13 16:46:11,898 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-11-13 16:46:11,898 INFO L77 FloydHoareUtils]: At program point L67-1(line 67) the Hoare annotation is: true [2024-11-13 16:46:11,898 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-11-13 16:46:11,899 INFO L77 FloydHoareUtils]: At program point L88-2(lines 88 94) the Hoare annotation is: true [2024-11-13 16:46:11,899 INFO L77 FloydHoareUtils]: At program point L68(line 68) the Hoare annotation is: true [2024-11-13 16:46:11,899 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-13 16:46:11,899 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-13 16:46:11,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:46:11 ImpRootNode [2024-11-13 16:46:11,916 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:46:11,917 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:46:11,917 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:46:11,917 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:46:11,918 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:25" (3/4) ... [2024-11-13 16:46:11,923 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:46:11,927 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 16:46:11,935 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-13 16:46:11,936 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 16:46:11,936 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 16:46:11,936 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:46:12,057 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:46:12,058 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:46:12,058 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:46:12,059 INFO L158 Benchmark]: Toolchain (without parser) took 109202.60ms. Allocated memory was 83.9MB in the beginning and 931.1MB in the end (delta: 847.2MB). Free memory was 60.8MB in the beginning and 396.6MB in the end (delta: -335.8MB). Peak memory consumption was 510.6MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,060 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:12,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.11ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 47.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.88ms. Allocated memory is still 83.9MB. Free memory was 47.9MB in the beginning and 46.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,063 INFO L158 Benchmark]: Boogie Preprocessor took 55.95ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 45.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:12,063 INFO L158 Benchmark]: RCFGBuilder took 2364.70ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 59.5MB in the end (delta: -14.7MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,064 INFO L158 Benchmark]: CodeCheck took 106108.17ms. Allocated memory was 83.9MB in the beginning and 931.1MB in the end (delta: 847.2MB). Free memory was 59.5MB in the beginning and 401.0MB in the end (delta: -341.5MB). Peak memory consumption was 498.8MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,065 INFO L158 Benchmark]: Witness Printer took 141.80ms. Allocated memory is still 931.1MB. Free memory was 401.0MB in the beginning and 396.6MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,068 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 103.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 209 SdHoareTripleChecker+Valid, 21.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 69 mSDsluCounter, 149 SdHoareTripleChecker+Invalid, 20.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 110 mSDsCounter, 137 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 560 IncrementalHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 137 mSolverCounterUnsat, 39 mSDtfsCounter, 560 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1643 GetRequests, 1605 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 83.7s InterpolantComputationTime, 213 NumberOfCodeBlocks, 213 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 210 ConstructedInterpolants, 0 QuantifiedInterpolants, 1312 SizeOfPredicates, 14 NumberOfNonLiveVariables, 444 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 1130/1145 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (last_1_var_1_8 == \old(last_1_var_1_8))) && (last_1_var_1_14 == \old(last_1_var_1_14))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.11ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 47.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.88ms. Allocated memory is still 83.9MB. Free memory was 47.9MB in the beginning and 46.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.95ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 45.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2364.70ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 59.5MB in the end (delta: -14.7MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * CodeCheck took 106108.17ms. Allocated memory was 83.9MB in the beginning and 931.1MB in the end (delta: 847.2MB). Free memory was 59.5MB in the beginning and 401.0MB in the end (delta: -341.5MB). Peak memory consumption was 498.8MB. Max. memory is 16.1GB. * Witness Printer took 141.80ms. Allocated memory is still 931.1MB. Free memory was 401.0MB in the beginning and 396.6MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:46:12,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a7e1e9-4eb8-49ff-b90c-5c08cd2464f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE