./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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 3ad6401ee446a34982dd0c8d0ba268337aa0159c5f8a85e383082a041a6d1435 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:37,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:37,159 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:20:37,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:20:37,170 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:20:37,202 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:37,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:37,204 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:37,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:37,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:37,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:37,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:37,206 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:20:37,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:20:37,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:20:37,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:37,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:37,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:37,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:37,208 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:37,208 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:20:37,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:37,208 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:37,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:37,208 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:37,208 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:37,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:37,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:37,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:37,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:37,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:37,209 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:20:37,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:20:37,209 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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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 -> 3ad6401ee446a34982dd0c8d0ba268337aa0159c5f8a85e383082a041a6d1435 [2024-11-13 23:20:37,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:37,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:37,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:37,575 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:37,576 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:37,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i Unable to find full path for "g++" [2024-11-13 23:20:39,426 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:39,771 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:39,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i [2024-11-13 23:20:39,778 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/data/8639c0cea/9f0d285e5ce24bc68d67c8c93a061367/FLAGa51ff58e2 [2024-11-13 23:20:39,792 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/data/8639c0cea/9f0d285e5ce24bc68d67c8c93a061367 [2024-11-13 23:20:39,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:39,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:39,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:39,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:39,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:39,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b19fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39, skipping insertion in model container [2024-11-13 23:20:39,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,828 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:39,983 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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i[915,928] [2024-11-13 23:20:40,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:40,026 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:40,036 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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i[915,928] [2024-11-13 23:20:40,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:40,069 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:40,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40 WrapperNode [2024-11-13 23:20:40,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:40,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:40,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:40,070 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:40,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,123 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 110 [2024-11-13 23:20:40,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:40,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:40,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:40,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:40,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:40,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:40,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:40,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:40,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:40,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:40,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:40,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:40,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:40,244 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:20:40,244 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:20:40,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:20:40,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:40,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:40,317 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:40,319 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:20:40,566 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 23:20:40,567 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:20:40,710 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:20:40,712 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:20:40,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:40 BoogieIcfgContainer [2024-11-13 23:20:40,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:20:40,713 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:20:40,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:20:40,733 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:20:40,734 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:40" (1/1) ... [2024-11-13 23:20:40,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:20:40,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:40,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-13 23:20:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-13 23:20:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 23:20:40,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:40,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:20:41,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:20:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:20:41,430 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:20:41,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:20:41 ImpRootNode [2024-11-13 23:20:41,519 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:20:41,519 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:20:41,519 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:20:41,520 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:20:41,521 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:40" (3/4) ... [2024-11-13 23:20:41,523 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:20:41,524 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:20:41,528 INFO L158 Benchmark]: Toolchain (without parser) took 1730.03ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 51.2MB in the end (delta: 66.9MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 23:20:41,528 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:41,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.41ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 105.4MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:20:41,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.82ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 103.3MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:20:41,533 INFO L158 Benchmark]: Boogie Preprocessor took 43.56ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:41,533 INFO L158 Benchmark]: RCFGBuilder took 545.15ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 78.2MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:20:41,533 INFO L158 Benchmark]: CodeCheck took 805.37ms. Allocated memory is still 142.6MB. Free memory was 78.2MB in the beginning and 51.5MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:20:41,533 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 142.6MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:41,536 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 64 NumberOfCodeBlocks, 64 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 someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryFLOATComparisonOperation at line 93, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryArithmeticFLOAToperation at line 39. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 16; [L26] signed char var_1_7 = 25; [L27] unsigned short int var_1_8 = 5; [L28] unsigned short int var_1_9 = 1; [L29] signed char var_1_12 = 1; [L30] float var_1_13 = 127.75; [L31] float var_1_14 = 0.0; [L32] float var_1_15 = 255.7; [L33] float var_1_16 = 7.6; [L34] unsigned long int var_1_17 = 64; [L35] signed long int var_1_18 = 0; [L102] isInitial = 1 [L103] FCALL initially() [L104] COND TRUE 1 [L105] FCALL updateLastVariables() [L106] CALL updateVariables() [L68] var_1_2 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L70] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L71] var_1_5 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L73] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L74] var_1_6 = __VERIFIER_nondet_ushort() [L75] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_7=25, var_1_8=5, var_1_9=1] [L76] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=5, var_1_9=1] [L77] var_1_8 = __VERIFIER_nondet_ushort() [L78] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_9=1] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_9=1] [L79] CALL assume_abort_if_not(var_1_8 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_9=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_8 <= 65535) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_9=1] [L80] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=1] [L81] var_1_9 = __VERIFIER_nondet_ushort() [L82] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1] [L83] CALL assume_abort_if_not(var_1_9 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_9 <= 65535) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1] [L84] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L85] var_1_12 = __VERIFIER_nondet_char() [L86] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L87] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L88] var_1_14 = __VERIFIER_nondet_float() [L89] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L90] var_1_15 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L92] var_1_16 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=25, var_1_8=1, var_1_9=2] [L106] RET updateVariables() [L107] CALL step() [L39] var_1_13 = ((var_1_14 - var_1_15) - var_1_16) [L40] var_1_17 = var_1_6 [L41] var_1_18 = var_1_9 [L42] unsigned short int stepLocal_3 = var_1_9; [L43] unsigned long int stepLocal_2 = var_1_17; [L44] COND FALSE !(stepLocal_2 <= ((var_1_17 / var_1_8) / var_1_9)) [L51] var_1_7 = var_1_12 [L53] signed char stepLocal_1 = var_1_7; [L54] unsigned char stepLocal_0 = var_1_7 >= var_1_7; [L55] COND FALSE !(\read(var_1_2)) [L64] var_1_1 = var_1_6 [L107] RET step() [L108] CALL, EXPR property() [L98-L99] return ((((var_1_2 ? (((var_1_7 >= var_1_7) && var_1_5) ? ((var_1_7 >= var_1_7) ? (var_1_1 == ((unsigned short int) 5)) : (var_1_1 == ((unsigned short int) var_1_6))) : 1) : (var_1_1 == ((unsigned short int) var_1_6))) && ((var_1_17 <= ((var_1_17 / var_1_8) / var_1_9)) ? ((var_1_9 == (var_1_18 * (~ var_1_18))) ? (var_1_7 == ((signed char) var_1_12)) : (var_1_7 == ((signed char) var_1_12))) : (var_1_7 == ((signed char) var_1_12)))) && (var_1_13 == ((float) ((var_1_14 - var_1_15) - var_1_16)))) && (var_1_17 == ((unsigned long int) var_1_6))) && (var_1_18 == ((signed long int) var_1_9)) ; [L108] RET, EXPR property() [L108] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=-127, var_1_17=1, var_1_18=2, var_1_1=196609, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=-127, var_1_8=1, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_12=-127, var_1_17=1, var_1_18=2, var_1_1=196609, var_1_2=0, var_1_5=1, var_1_6=196609, var_1_7=-127, var_1_8=1, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.41ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 105.4MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.82ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 103.3MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.56ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.15ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 78.2MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 805.37ms. Allocated memory is still 142.6MB. Free memory was 78.2MB in the beginning and 51.5MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 142.6MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:20:41,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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 3ad6401ee446a34982dd0c8d0ba268337aa0159c5f8a85e383082a041a6d1435 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:44,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:44,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:20:44,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:44,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:44,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:44,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:44,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:44,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:44,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:44,212 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:20:44,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:20:44,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:44,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:44,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:44,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:44,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:20:44,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:20:44,213 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:44,213 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:20:44,217 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:20:44,217 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:44,218 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:44,218 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:44,218 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:44,218 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:44,218 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:44,218 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:20:44,218 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:44,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:44,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:44,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:44,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:44,219 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:20:44,219 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:44,219 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:20:44,219 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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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 -> 3ad6401ee446a34982dd0c8d0ba268337aa0159c5f8a85e383082a041a6d1435 [2024-11-13 23:20:44,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:44,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:44,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:44,513 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:44,514 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:44,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i Unable to find full path for "g++" [2024-11-13 23:20:46,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:46,698 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:46,699 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i [2024-11-13 23:20:46,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/data/7d4a3e3ad/89089aa9477f4dfd93450971dcdf467d/FLAG9871cde11 [2024-11-13 23:20:46,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/data/7d4a3e3ad/89089aa9477f4dfd93450971dcdf467d [2024-11-13 23:20:46,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:46,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:46,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:46,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:46,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:46,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:46" (1/1) ... [2024-11-13 23:20:46,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dccaecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:46, skipping insertion in model container [2024-11-13 23:20:46,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:46" (1/1) ... [2024-11-13 23:20:47,013 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:47,183 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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i[915,928] [2024-11-13 23:20:47,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:47,269 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:47,284 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_d2d92ade-2e40-49a8-8b60-32fdfbe42519/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i[915,928] [2024-11-13 23:20:47,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:47,347 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:47,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47 WrapperNode [2024-11-13 23:20:47,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:47,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:47,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:47,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:47,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,402 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 109 [2024-11-13 23:20:47,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:47,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:47,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:47,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:47,413 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,420 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:47,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:47,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:47,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:47,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:47" (1/1) ... [2024-11-13 23:20:47,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:47,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:47,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:47,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:20:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:20:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:20:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:47,598 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:47,600 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:20:48,272 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 23:20:48,272 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:20:48,372 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:20:48,372 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:20:48,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:48 BoogieIcfgContainer [2024-11-13 23:20:48,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:20:48,373 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:20:48,373 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:20:48,383 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:20:48,383 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:48" (1/1) ... [2024-11-13 23:20:48,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:20:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-13 23:20:48,447 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-13 23:20:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 23:20:48,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:48,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:48,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:48,459 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:48,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:20:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:49,346 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:50,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 23:20:50,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:18,485 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 75 proven. 13 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-11-13 23:23:18,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:23:22,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:23:22,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:22,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 102 transitions. [2024-11-13 23:23:22,531 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 102 transitions. [2024-11-13 23:23:22,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-13 23:23:22,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:22,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:22,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:22,540 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:22,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:23:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:23,797 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:27,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:23:27,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:05,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1150 backedges. 178 proven. 45 refuted. 0 times theorem prover too weak. 927 trivial. 0 not checked. [2024-11-13 23:26:05,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:26:07,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 32 states and 48 transitions. [2024-11-13 23:26:07,675 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2024-11-13 23:26:07,676 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:26:07,677 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 23:26:07,684 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:26:07,819 INFO L77 FloydHoareUtils]: At program point L93(line 93) the Hoare annotation is: true [2024-11-13 23:26:07,819 INFO L77 FloydHoareUtils]: At program point L93-1(lines 67 94) the Hoare annotation is: true [2024-11-13 23:26:07,819 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-11-13 23:26:07,819 INFO L77 FloydHoareUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L69(line 69) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L69-1(line 69) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-11-13 23:26:07,820 INFO L77 FloydHoareUtils]: At program point L78(line 78) the Hoare annotation is: true [2024-11-13 23:26:07,821 INFO L77 FloydHoareUtils]: At program point L78-1(line 78) the Hoare annotation is: true [2024-11-13 23:26:07,821 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-13 23:26:07,821 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 23:26:07,821 INFO L77 FloydHoareUtils]: At program point L91(line 91) the Hoare annotation is: true [2024-11-13 23:26:07,821 INFO L77 FloydHoareUtils]: At program point L91-1(line 91) the Hoare annotation is: true [2024-11-13 23:26:07,821 INFO L77 FloydHoareUtils]: At program point L87(line 87) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L83(line 83) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L79(line 79) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L75(line 75) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L75-1(line 75) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L104-2(lines 104 110) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L84(line 84) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L80(line 80) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L72(line 72) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point L72-1(line 72) the Hoare annotation is: true [2024-11-13 23:26:07,822 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-13 23:26:07,823 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (and (= currentRoundingMode roundNearestTiesToEven) (= (_ bv0 32) |assume_abort_if_not_#in~cond|))) [2024-11-13 23:26:07,839 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:26:07,840 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-13 23:26:07,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:26:07 ImpRootNode [2024-11-13 23:26:07,847 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:26:07,848 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:26:07,848 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:26:07,848 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:26:07,849 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:48" (3/4) ... [2024-11-13 23:26:07,851 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:26:07,853 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 23:26:07,857 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-13 23:26:07,857 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 23:26:07,857 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:26:07,857 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:26:07,931 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:26:07,932 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:26:07,932 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:26:07,933 INFO L158 Benchmark]: Toolchain (without parser) took 320953.91ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 93.3MB in the beginning and 382.5MB in the end (delta: -289.2MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2024-11-13 23:26:07,933 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:07,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.26ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 80.2MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:26:07,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.15ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:26:07,934 INFO L158 Benchmark]: Boogie Preprocessor took 38.23ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:07,934 INFO L158 Benchmark]: RCFGBuilder took 928.19ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 53.7MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:26:07,935 INFO L158 Benchmark]: CodeCheck took 319473.85ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 53.5MB in the beginning and 386.5MB in the end (delta: -333.0MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2024-11-13 23:26:07,935 INFO L158 Benchmark]: Witness Printer took 84.13ms. Allocated memory is still 478.2MB. Free memory was 386.5MB in the beginning and 382.5MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:07,939 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 319.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 212 SdHoareTripleChecker+Valid, 7.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 111 mSDsluCounter, 132 SdHoareTripleChecker+Invalid, 7.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 90 mSDsCounter, 96 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 405 IncrementalHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 96 mSolverCounterUnsat, 42 mSDtfsCounter, 405 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1431 GetRequests, 1398 SyntacticMatches, 11 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 4.7s SatisfiabilityAnalysisTime, 306.5s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 189 ConstructedInterpolants, 0 QuantifiedInterpolants, 922 SizeOfPredicates, 32 NumberOfNonLiveVariables, 362 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 1364/1422 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_2 == \old(var_1_2))) && (var_1_5 == \old(var_1_5))) && (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_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))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) && (var_1_18 == \old(var_1_18))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.26ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 80.2MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.15ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.23ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 928.19ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 53.7MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 319473.85ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 53.5MB in the beginning and 386.5MB in the end (delta: -333.0MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Witness Printer took 84.13ms. Allocated memory is still 478.2MB. Free memory was 386.5MB in the beginning and 382.5MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [2024-11-13 23:26:07,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d92ade-2e40-49a8-8b60-32fdfbe42519/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