./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3 --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 5d4fe864ddf00d95f4d026fe5bd498728240b2ee00db5ab4ba3b8c46d3e76c6e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:48:33,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:48:33,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:48:33,440 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:48:33,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:48:33,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:48:33,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:48:33,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:48:33,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:48:33,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:48:33,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:48:33,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:48:33,498 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:48:33,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:48:33,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:48:33,500 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:48:33,500 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:48:33,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:48:33,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:48:33,500 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:48:33,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:48:33,500 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:48:33,500 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:48:33,501 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:48:33,501 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:48:33,501 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:48:33,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:48:33,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:48:33,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:48:33,501 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:48:33,502 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:48:33,502 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:48:33,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:48:33,502 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_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3 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 -> 5d4fe864ddf00d95f4d026fe5bd498728240b2ee00db5ab4ba3b8c46d3e76c6e [2024-11-25 02:48:33,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:48:33,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:48:33,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:48:33,918 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:48:33,919 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:48:33,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i [2024-11-25 02:48:37,428 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data/7e5ea399b/c61dfcb6c66d41b5ab6d824542c3bb7f/FLAG2ce3e2e93 [2024-11-25 02:48:37,781 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:48:37,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i [2024-11-25 02:48:37,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data/7e5ea399b/c61dfcb6c66d41b5ab6d824542c3bb7f/FLAG2ce3e2e93 [2024-11-25 02:48:37,818 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data/7e5ea399b/c61dfcb6c66d41b5ab6d824542c3bb7f [2024-11-25 02:48:37,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:48:37,825 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:48:37,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:48:37,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:48:37,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:48:37,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:48:37" (1/1) ... [2024-11-25 02:48:37,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663f91e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:37, skipping insertion in model container [2024-11-25 02:48:37,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:48:37" (1/1) ... [2024-11-25 02:48:37,871 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:48:38,044 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_31013043-49d1-46fe-8d9e-6b8a2f619edc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i[915,928] [2024-11-25 02:48:38,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:48:38,114 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:48:38,129 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_31013043-49d1-46fe-8d9e-6b8a2f619edc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i[915,928] [2024-11-25 02:48:38,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:48:38,206 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:48:38,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38 WrapperNode [2024-11-25 02:48:38,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:48:38,209 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:48:38,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:48:38,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:48:38,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,226 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,255 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2024-11-25 02:48:38,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:48:38,256 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:48:38,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:48:38,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:48:38,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,272 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,288 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,303 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:48:38,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:48:38,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:48:38,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:48:38,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:38,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:48:38,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:48:38,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:48:38,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:48:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:48:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:48:38,397 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:48:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:48:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:48:38,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:48:38,475 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:48:38,477 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:48:38,763 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-25 02:48:38,764 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:48:38,982 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:48:38,983 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:48:38,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:48:38 BoogieIcfgContainer [2024-11-25 02:48:38,983 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:48:38,984 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:48:38,984 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:48:38,997 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:48:38,998 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:48:38" (1/1) ... [2024-11-25 02:48:39,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:48:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:39,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2024-11-25 02:48:39,091 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2024-11-25 02:48:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-25 02:48:39,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:39,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:48:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:48:39,627 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:48:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:48:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:48:40,020 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:48:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:48:40,162 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 02:48:40,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:48:40 ImpRootNode [2024-11-25 02:48:40,265 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:48:40,266 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:48:40,269 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:48:40,269 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:48:40,270 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:48:38" (3/4) ... [2024-11-25 02:48:40,274 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 02:48:40,275 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:48:40,276 INFO L158 Benchmark]: Toolchain (without parser) took 2451.55ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 61.5MB in the end (delta: 31.3MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-11-25 02:48:40,278 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:48:40,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.29ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.6MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:48:40,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.07ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:48:40,282 INFO L158 Benchmark]: Boogie Preprocessor took 59.64ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:48:40,283 INFO L158 Benchmark]: RCFGBuilder took 666.28ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 53.8MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:48:40,283 INFO L158 Benchmark]: CodeCheck took 1280.92ms. Allocated memory is still 117.4MB. Free memory was 53.6MB in the beginning and 61.5MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:48:40,284 INFO L158 Benchmark]: Witness Printer took 9.23ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 61.5MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:48:40,290 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, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 56 NumberOfCodeBlocks, 56 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, ConComCheckerStatistics: 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 88, overapproximation of someBinaryFLOATComparisonOperation at line 86, overapproximation of someBinaryFLOATComparisonOperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 25; [L23] double var_1_2 = 63.25; [L24] double var_1_3 = 3.779; [L25] double var_1_4 = 31.6; [L26] double var_1_5 = 100.5; [L27] unsigned long int var_1_6 = 64; [L28] unsigned long int var_1_7 = 3150951169; [L29] unsigned long int var_1_8 = 128; [L30] unsigned char var_1_9 = 0; [L31] signed short int var_1_10 = -16; [L32] float var_1_11 = 127.075; [L33] float var_1_12 = 1.2; [L34] signed short int var_1_16 = 4; [L35] signed short int var_1_18 = -64; [L36] signed char var_1_19 = -32; [L97] isInitial = 1 [L98] FCALL initially() [L100] FCALL updateLastVariables() [L101] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_double() [L66] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L67] var_1_3 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L69] var_1_4 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L71] var_1_5 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L73] var_1_6 = __VERIFIER_nondet_ulong() [L74] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L75] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L76] var_1_7 = __VERIFIER_nondet_ulong() [L77] CALL assume_abort_if_not(var_1_7 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_7 >= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L78] CALL assume_abort_if_not(var_1_7 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_7 <= 4294967294) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L79] var_1_8 = __VERIFIER_nondet_ulong() [L80] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_9=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_9=0] [L81] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L82] var_1_9 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0] [L84] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=1] [L85] var_1_11 = __VERIFIER_nondet_float() [L86] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=1] [L87] var_1_12 = __VERIFIER_nondet_float() [L88] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=1] [L101] RET updateVariables() [L102] CALL step() [L40] COND FALSE !(((((((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) < (var_1_4)) ? (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) : (var_1_4))) < var_1_5) [L43] COND TRUE \read(var_1_9) [L44] var_1_1 = var_1_7 [L49] var_1_19 = -2 [L50] COND TRUE \read(var_1_9) [L51] COND FALSE !(255.5f != (var_1_11 - var_1_12)) [L59] COND TRUE \read(var_1_9) [L60] var_1_16 = ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) [L62] var_1_18 = var_1_19 [L102] RET step() [L103] CALL, EXPR property() [L93-L94] return (((((((((((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) < (var_1_4)) ? (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) : (var_1_4))) < var_1_5) ? (var_1_1 == ((unsigned long int) ((((var_1_6) > ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))))) : (var_1_9 ? (var_1_1 == ((unsigned long int) var_1_7)) : (var_1_1 == ((unsigned long int) var_1_6)))) && (var_1_9 ? ((255.5f != (var_1_11 - var_1_12)) ? (var_1_10 == ((signed short int) ((((((((var_1_19) > (var_1_19)) ? (var_1_19) : (var_1_19)))) > (var_1_19)) ? (((((var_1_19) > (var_1_19)) ? (var_1_19) : (var_1_19)))) : (var_1_19))))) : 1) : ((var_1_4 <= var_1_3) ? (var_1_10 == ((signed short int) var_1_19)) : 1))) && (var_1_9 ? (var_1_16 == ((signed short int) ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))))) : 1)) && (var_1_18 == ((signed short int) var_1_19))) && (var_1_19 == ((signed char) -2)) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-16, var_1_16=2, var_1_18=-2, var_1_19=-2, var_1_1=2147483647, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=-16, var_1_16=2, var_1_18=-2, var_1_19=-2, var_1_1=2147483647, var_1_6=2147483648, var_1_7=2147483647, var_1_8=0, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.29ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.6MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.07ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.64ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 666.28ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 53.8MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1280.92ms. Allocated memory is still 117.4MB. Free memory was 53.6MB in the beginning and 61.5MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.23ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 61.5MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 02:48:40,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/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_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3 --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 5d4fe864ddf00d95f4d026fe5bd498728240b2ee00db5ab4ba3b8c46d3e76c6e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:48:43,725 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:48:43,887 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:48:43,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:48:43,952 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:48:43,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:48:43,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:48:43,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:48:43,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:48:43,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:48:43,956 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:48:43,956 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:48:43,956 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:48:43,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:48:43,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:48:43,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:48:43,957 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:48:43,957 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:48:43,957 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:48:43,957 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:48:43,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:48:43,957 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:48:43,958 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:48:43,958 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:48:43,960 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:48:43,960 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:48:43,960 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:43,960 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:48:43,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:48:43,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:48:43,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:48:43,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:48:43,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:48:43,961 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:48:43,962 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:43,962 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:48:43,962 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_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3 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 -> 5d4fe864ddf00d95f4d026fe5bd498728240b2ee00db5ab4ba3b8c46d3e76c6e [2024-11-25 02:48:44,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:48:44,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:48:44,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:48:44,462 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:48:44,466 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:48:44,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i [2024-11-25 02:48:47,973 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data/50e4e9eb1/1130b0dcd03a4eff98cda877386c95d8/FLAG9ac0c1fc6 [2024-11-25 02:48:48,314 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:48:48,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i [2024-11-25 02:48:48,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data/50e4e9eb1/1130b0dcd03a4eff98cda877386c95d8/FLAG9ac0c1fc6 [2024-11-25 02:48:48,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/data/50e4e9eb1/1130b0dcd03a4eff98cda877386c95d8 [2024-11-25 02:48:48,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:48:48,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:48:48,374 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:48:48,374 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:48:48,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:48:48,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@856c0dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48, skipping insertion in model container [2024-11-25 02:48:48,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,404 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:48:48,613 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_31013043-49d1-46fe-8d9e-6b8a2f619edc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i[915,928] [2024-11-25 02:48:48,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:48:48,727 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:48:48,739 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_31013043-49d1-46fe-8d9e-6b8a2f619edc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-74.i[915,928] [2024-11-25 02:48:48,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:48:48,796 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:48:48,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48 WrapperNode [2024-11-25 02:48:48,797 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:48:48,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:48:48,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:48:48,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:48:48,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,860 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2024-11-25 02:48:48,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:48:48,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:48:48,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:48:48,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:48:48,872 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,887 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,889 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,898 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:48:48,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:48:48,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:48:48,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:48:48,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:48" (1/1) ... [2024-11-25 02:48:48,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:48:48,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:48:48,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:48:48,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:48:49,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:48:49,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:48:49,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:48:49,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:48:49,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:48:49,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:48:49,131 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:48:49,133 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:48:49,946 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-25 02:48:49,946 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:48:50,130 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:48:50,131 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:48:50,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:48:50 BoogieIcfgContainer [2024-11-25 02:48:50,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:48:50,132 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:48:50,132 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:48:50,142 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:48:50,142 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:48:50" (1/1) ... [2024-11-25 02:48:50,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:48:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2024-11-25 02:48:50,200 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2024-11-25 02:48:50,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-25 02:48:50,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:50,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:50,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:50,208 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:50,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31013043-49d1-46fe-8d9e-6b8a2f619edc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:48:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:51,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:48:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:51,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 02:48:51,385 INFO L279 TraceCheckSpWp]: Computing forward predicates...