./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.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_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/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_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/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_f8613f11-21b2-4db8-8987-57ce7734fa5f/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 414a4601eebd09cb80a79ffd2e377f75ab51a6dae6dbb936188e57c588481289 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:28,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:28,183 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:20:28,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:20:28,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:20:28,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:28,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:28,225 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:28,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:28,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:28,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:28,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:28,226 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:20:28,226 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:20:28,226 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:20:28,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:28,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:28,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:28,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:28,228 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:28,228 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:20:28,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:28,229 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:28,229 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:28,229 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:28,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:28,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:28,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:28,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:28,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:28,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:28,230 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:20:28,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:20:28,230 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_f8613f11-21b2-4db8-8987-57ce7734fa5f/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 -> 414a4601eebd09cb80a79ffd2e377f75ab51a6dae6dbb936188e57c588481289 [2024-11-13 23:20:28,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:28,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:28,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:28,582 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:28,583 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:28,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i Unable to find full path for "g++" [2024-11-13 23:20:30,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:30,854 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:30,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i [2024-11-13 23:20:30,864 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/data/8e964491a/4b4407e76f674836ba136181f9f3d396/FLAG43ffcc600 [2024-11-13 23:20:31,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/data/8e964491a/4b4407e76f674836ba136181f9f3d396 [2024-11-13 23:20:31,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:31,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:31,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:31,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:31,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:31,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a56dc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31, skipping insertion in model container [2024-11-13 23:20:31,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,151 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:31,281 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_f8613f11-21b2-4db8-8987-57ce7734fa5f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i[915,928] [2024-11-13 23:20:31,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:31,351 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:31,362 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_f8613f11-21b2-4db8-8987-57ce7734fa5f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i[915,928] [2024-11-13 23:20:31,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:31,404 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:31,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31 WrapperNode [2024-11-13 23:20:31,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:31,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:31,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:31,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:31,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,425 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,458 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 122 [2024-11-13 23:20:31,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:31,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:31,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:31,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:31,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,477 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:31,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:31,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:31,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:31,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:31" (1/1) ... [2024-11-13 23:20:31,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:31,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:31,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:31,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:20:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:20:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:20:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:31,644 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:31,646 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:20:32,087 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 23:20:32,087 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:20:32,324 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:20:32,329 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:20:32,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:32 BoogieIcfgContainer [2024-11-13 23:20:32,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:20:32,330 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:20:32,331 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:20:32,339 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:20:32,339 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:32,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:20:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-13 23:20:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-13 23:20:32,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:20:32,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:32,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:20:32,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:20:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:20:33,094 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:20:33,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:20:33 ImpRootNode [2024-11-13 23:20:33,177 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:20:33,177 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:20:33,177 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:20:33,178 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:20:33,178 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:32" (3/4) ... [2024-11-13 23:20:33,181 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:20:33,182 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:20:33,183 INFO L158 Benchmark]: Toolchain (without parser) took 2065.56ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 55.0MB in the end (delta: 38.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-13 23:20:33,183 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:33,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.38ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 79.2MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:20:33,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.27ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 76.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:33,184 INFO L158 Benchmark]: Boogie Preprocessor took 29.03ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:33,185 INFO L158 Benchmark]: RCFGBuilder took 840.95ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 91.5MB in the end (delta: -16.9MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-13 23:20:33,185 INFO L158 Benchmark]: CodeCheck took 846.60ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 55.0MB in the end (delta: 36.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:20:33,185 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 117.4MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:33,192 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, 28 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, 47 NumberOfCodeBlocks, 47 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 111, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 54, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 47. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_5 = -8; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] signed short int var_1_13 = 200; [L30] float var_1_14 = -0.8; [L31] float var_1_15 = 127.25; [L32] float var_1_16 = 3.5; [L33] unsigned short int var_1_17 = 16; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 0; [L36] signed short int last_1_var_1_1 = 16; [L37] unsigned char last_1_var_1_6 = 10; [L38] unsigned char last_1_var_1_8 = 1; [L39] signed short int last_1_var_1_13 = 200; [L127] isInitial = 1 [L128] FCALL initially() [L129] COND TRUE 1 [L130] CALL updateLastVariables() [L117] last_1_var_1_1 = var_1_1 [L118] last_1_var_1_6 = var_1_6 [L119] last_1_var_1_8 = var_1_8 [L120] last_1_var_1_13 = var_1_13 [L130] RET updateLastVariables() [L131] CALL updateVariables() [L96] var_1_5 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=128, var_1_8=1] [L98] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=128, var_1_8=1] [L99] var_1_7 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L101] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L102] var_1_11 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L104] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L105] var_1_12 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L107] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L108] var_1_15 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L110] var_1_16 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L112] var_1_20 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L114] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_5=-2, var_1_6=10, var_1_7=-2, var_1_8=1] [L131] RET updateVariables() [L132] CALL step() [L43] signed long int stepLocal_6 = last_1_var_1_1; [L44] unsigned char stepLocal_5 = ((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5; [L45] COND TRUE stepLocal_5 || last_1_var_1_8 [L46] COND FALSE !(stepLocal_6 <= last_1_var_1_6) [L49] var_1_14 = var_1_16 [L54] COND FALSE !(var_1_14 <= var_1_15) [L57] COND TRUE var_1_5 >= -2 [L58] var_1_6 = (var_1_7 - 100) [L60] unsigned char stepLocal_4 = var_1_6; [L61] signed long int stepLocal_3 = var_1_6 / var_1_7; [L62] COND TRUE last_1_var_1_13 >= stepLocal_3 [L63] COND TRUE stepLocal_4 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5))) [L64] var_1_13 = var_1_7 [L71] unsigned char stepLocal_7 = var_1_6; [L72] COND FALSE !(stepLocal_7 > var_1_6) [L75] unsigned char stepLocal_0 = var_1_6; [L76] COND TRUE \read(var_1_19) [L77] var_1_1 = ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))) [L83] unsigned char stepLocal_2 = var_1_19 && var_1_19; [L84] unsigned char stepLocal_1 = var_1_7; [L85] COND FALSE !((49.5f <= var_1_14) && stepLocal_2) [L92] var_1_8 = var_1_12 [L132] RET step() [L133] CALL, EXPR property() [L123-L124] return ((((((var_1_19 ? (var_1_1 == ((signed short int) ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) : ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= var_1_6) ? (var_1_1 == ((signed short int) var_1_5)) : 1)) && ((var_1_5 >= -2) ? (var_1_6 == ((unsigned char) (var_1_7 - 100))) : 1)) && (((49.5f <= var_1_14) && (var_1_19 && var_1_19)) ? ((var_1_13 < var_1_7) ? (var_1_8 == ((unsigned char) (var_1_19 || var_1_11))) : (var_1_8 == ((unsigned char) var_1_11))) : (var_1_8 == ((unsigned char) var_1_12)))) && ((last_1_var_1_13 >= (var_1_6 / var_1_7)) ? ((var_1_6 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5)))) ? (var_1_13 == ((signed short int) var_1_7)) : (var_1_13 == ((signed short int) last_1_var_1_13))) : (var_1_13 == ((signed short int) var_1_6)))) && (((((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5) || last_1_var_1_8) ? ((last_1_var_1_1 <= last_1_var_1_6) ? (var_1_14 == ((float) (var_1_15 + var_1_16))) : (var_1_14 == ((float) var_1_16))) : (var_1_14 == ((float) var_1_16)))) && ((var_1_6 > var_1_6) ? (var_1_17 == ((unsigned short int) ((((25) > ((var_1_13 + var_1_6))) ? (25) : ((var_1_13 + var_1_6)))))) : 1)) && ((var_1_14 <= var_1_15) ? (var_1_19 == ((unsigned char) (var_1_12 || var_1_20))) : 1) ; [L133] RET, EXPR property() [L133] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=254, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=154, var_1_20=0, var_1_5=-2, var_1_6=154, var_1_7=-2, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=254, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=154, var_1_20=0, var_1_5=-2, var_1_6=154, var_1_7=-2, var_1_8=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.38ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 79.2MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.27ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 76.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.03ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 840.95ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 91.5MB in the end (delta: -16.9MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * CodeCheck took 846.60ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 55.0MB in the end (delta: 36.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 117.4MB. Free memory is still 55.0MB. 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 23:20:33,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/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_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/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_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/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_f8613f11-21b2-4db8-8987-57ce7734fa5f/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 414a4601eebd09cb80a79ffd2e377f75ab51a6dae6dbb936188e57c588481289 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:35,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:35,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:20:35,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:35,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:35,975 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:35,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:35,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:35,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:35,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:35,976 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:20:35,976 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:20:35,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:35,978 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:35,978 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:35,978 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:35,979 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:35,979 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:35,980 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:20:35,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:35,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:35,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:35,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:35,980 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:35,980 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:20:35,981 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:35,981 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:20:35,981 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_f8613f11-21b2-4db8-8987-57ce7734fa5f/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 -> 414a4601eebd09cb80a79ffd2e377f75ab51a6dae6dbb936188e57c588481289 [2024-11-13 23:20:36,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:36,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:36,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:36,301 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:36,302 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:36,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i Unable to find full path for "g++" [2024-11-13 23:20:38,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:38,591 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:38,591 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i [2024-11-13 23:20:38,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/data/4f03397ba/9eef5ddfa2c04c87a9408d25e1e18174/FLAGeb1564a92 [2024-11-13 23:20:38,639 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/data/4f03397ba/9eef5ddfa2c04c87a9408d25e1e18174 [2024-11-13 23:20:38,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:38,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:38,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:38,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:38,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:38,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:38" (1/1) ... [2024-11-13 23:20:38,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cac592d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:38, skipping insertion in model container [2024-11-13 23:20:38,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:38" (1/1) ... [2024-11-13 23:20:38,678 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:38,846 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_f8613f11-21b2-4db8-8987-57ce7734fa5f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i[915,928] [2024-11-13 23:20:38,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:38,951 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:38,963 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_f8613f11-21b2-4db8-8987-57ce7734fa5f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-42.i[915,928] [2024-11-13 23:20:39,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:39,025 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:39,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39 WrapperNode [2024-11-13 23:20:39,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:39,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:39,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:39,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:39,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,094 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-11-13 23:20:39,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:39,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:39,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:39,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:39,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,105 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:39,124 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:39,124 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:39,124 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:39,125 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:39" (1/1) ... [2024-11-13 23:20:39,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:39,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:39,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:39,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:39,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:39,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:20:39,203 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:20:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:20:39,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:39,308 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:39,310 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:20:39,865 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 23:20:39,865 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:20:40,064 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:20:40,064 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:20:40,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:40 BoogieIcfgContainer [2024-11-13 23:20:40,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:20:40,067 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:20:40,067 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:20:40,078 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:20:40,078 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 23:20:40,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:20:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:40,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-13 23:20:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-13 23:20:40,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:20:40,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:40,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:40,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:40,153 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:40,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8613f11-21b2-4db8-8987-57ce7734fa5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:20:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:40,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:41,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 23:20:41,187 INFO L278 TraceCheckSpWp]: Computing forward predicates...