./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.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_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/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_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/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_00edc964-023d-4491-8c42-32f9dc6b7f99/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 84b9b484a0a851d8bdc3d133b59eb42adec2817266fa068895794fd4caa48d14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:44:43,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:44:43,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:44:43,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:44:43,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:44:43,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:44:43,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:44:43,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:44:43,400 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:44:43,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:44:43,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:44:43,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:44:43,402 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:44:43,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:44:43,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:44:43,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:44:43,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:44:43,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:44:43,403 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:44:43,404 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:44:43,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:44:43,404 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:44:43,404 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:44:43,404 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:44:43,404 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:44:43,404 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:44:43,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:44:43,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:44:43,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:44:43,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:44:43,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:44:43,405 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:44:43,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:44:43,405 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_00edc964-023d-4491-8c42-32f9dc6b7f99/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 -> 84b9b484a0a851d8bdc3d133b59eb42adec2817266fa068895794fd4caa48d14 [2024-11-25 03:44:43,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:44:43,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:44:43,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:44:43,766 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:44:43,766 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:44:43,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-11-25 03:44:46,760 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data/928569165/3bb19557544343d7b063310ec8b74355/FLAG00bbf5a13 [2024-11-25 03:44:47,046 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:44:47,048 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-11-25 03:44:47,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data/928569165/3bb19557544343d7b063310ec8b74355/FLAG00bbf5a13 [2024-11-25 03:44:47,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data/928569165/3bb19557544343d7b063310ec8b74355 [2024-11-25 03:44:47,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:44:47,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:44:47,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:44:47,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:44:47,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:44:47,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28faa00b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47, skipping insertion in model container [2024-11-25 03:44:47,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:44:47,300 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_00edc964-023d-4491-8c42-32f9dc6b7f99/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-11-25 03:44:47,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:44:47,358 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:44:47,371 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_00edc964-023d-4491-8c42-32f9dc6b7f99/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-11-25 03:44:47,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:44:47,424 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:44:47,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47 WrapperNode [2024-11-25 03:44:47,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:44:47,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:44:47,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:44:47,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:44:47,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,473 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-11-25 03:44:47,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:44:47,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:44:47,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:44:47,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:44:47,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,499 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,509 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,510 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:44:47,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:44:47,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:44:47,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:44:47,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:47" (1/1) ... [2024-11-25 03:44:47,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:44:47,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:44:47,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:44:47,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:44:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:44:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:44:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:44:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:44:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:44:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:44:47,654 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:44:47,657 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:44:47,955 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-25 03:44:47,955 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:44:48,140 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:44:48,141 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:44:48,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:44:48 BoogieIcfgContainer [2024-11-25 03:44:48,141 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:44:48,142 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:44:48,142 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:44:48,154 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:44:48,155 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:44:48" (1/1) ... [2024-11-25 03:44:48,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:44:48,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:44:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-25 03:44:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-25 03:44:48,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 03:44:48,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:44:48,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:44:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:44:48,538 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:44:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:44:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:44:48,826 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:44:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:44:48,906 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:44:48,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:44:48 ImpRootNode [2024-11-25 03:44:48,979 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:44:48,981 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:44:48,981 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:44:48,982 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:44:48,983 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:44:48" (3/4) ... [2024-11-25 03:44:48,986 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:44:48,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:44:48,989 INFO L158 Benchmark]: Toolchain (without parser) took 1902.77ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 52.1MB in the end (delta: 65.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-25 03:44:48,990 INFO L158 Benchmark]: CDTParser took 1.61ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:44:48,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.99ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 104.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:44:48,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.19ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 102.8MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:44:48,995 INFO L158 Benchmark]: Boogie Preprocessor took 38.82ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 101.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:44:48,995 INFO L158 Benchmark]: RCFGBuilder took 628.05ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 81.2MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:44:48,996 INFO L158 Benchmark]: CodeCheck took 837.36ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 52.3MB in the end (delta: 28.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 03:44:48,996 INFO L158 Benchmark]: Witness Printer took 6.93ms. Allocated memory is still 142.6MB. Free memory was 52.3MB in the beginning and 52.1MB in the end (delta: 234.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:44:49,003 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, 25 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, 40 NumberOfCodeBlocks, 40 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 62, overapproximation of someBinaryFLOATComparisonOperation at line 37, overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of someUnaryFLOAToperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 2.5; [L23] unsigned char var_1_2 = 0; [L24] float var_1_3 = 9.3; [L25] float var_1_4 = 3.4; [L26] unsigned short int var_1_5 = 32; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 64; [L29] unsigned short int var_1_8 = 16; [L30] unsigned short int var_1_9 = 1; [L80] isInitial = 1 [L81] FCALL initially() [L83] FCALL updateLastVariables() [L84] CALL updateVariables() [L56] var_1_2 = __VERIFIER_nondet_uchar() [L57] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_3=93/10, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_1=5/2, var_1_3=93/10, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L58] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_3=93/10, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_3=93/10, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L59] var_1_3 = __VERIFIER_nondet_float() [L60] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_4=17/5, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L61] var_1_4 = __VERIFIER_nondet_float() [L62] 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_1=5/2, var_1_2=0, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L62] 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_1=5/2, var_1_2=0, var_1_5=32, var_1_6=10, var_1_7=64, var_1_8=16, var_1_9=1] [L63] var_1_6 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_7=64, var_1_8=16, var_1_9=1] [L65] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_7=64, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_7=64, var_1_8=16, var_1_9=1] [L66] var_1_7 = __VERIFIER_nondet_ushort() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_8=16, var_1_9=1] [L68] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=16, var_1_9=1] [L69] var_1_8 = __VERIFIER_nondet_ushort() [L70] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_7=1, var_1_9=1] [L71] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=65536, var_1_9=1] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=65536, var_1_9=1] [L84] RET updateVariables() [L85] CALL step() [L34] COND FALSE !(\read(var_1_2)) [L37] COND TRUE ! (var_1_3 < var_1_4) [L38] var_1_1 = ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) [L41] COND FALSE !((var_1_1 + 8.125) > (var_1_1 * var_1_3)) [L44] var_1_5 = var_1_8 [L46] signed long int stepLocal_0 = 5 * var_1_8; [L47] COND FALSE !(((((var_1_3) < (var_1_1)) ? (var_1_3) : (var_1_1))) == var_1_1) [L85] RET step() [L86] CALL, EXPR property() [L76-L77] return ((var_1_2 ? (var_1_1 == ((float) var_1_3)) : ((! (var_1_3 < var_1_4)) ? (var_1_1 == ((float) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) : 1)) && (((var_1_1 + 8.125) > (var_1_1 * var_1_3)) ? (var_1_5 == ((unsigned short int) (((((var_1_6 + var_1_7)) > (var_1_8)) ? ((var_1_6 + var_1_7)) : (var_1_8))))) : (var_1_5 == ((unsigned short int) var_1_8)))) && ((((((var_1_3) < (var_1_1)) ? (var_1_3) : (var_1_1))) == var_1_1) ? ((var_1_6 > (5 * var_1_8)) ? ((var_1_1 < (var_1_1 * 256.5f)) ? (var_1_9 == ((unsigned short int) var_1_6)) : 1) : 1) : 1) ; [L86] RET, EXPR property() [L86] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_3=0, var_1_5=65536, var_1_6=0, var_1_7=1, var_1_8=65536, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_1=5/2, var_1_2=0, var_1_3=0, var_1_5=65536, var_1_6=0, var_1_7=1, var_1_8=65536, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.99ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 104.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.19ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 102.8MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.82ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 101.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 628.05ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 81.2MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 837.36ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 52.3MB in the end (delta: 28.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 6.93ms. Allocated memory is still 142.6MB. Free memory was 52.3MB in the beginning and 52.1MB in the end (delta: 234.5kB). 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 03:44:49,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/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_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/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_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/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_00edc964-023d-4491-8c42-32f9dc6b7f99/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 84b9b484a0a851d8bdc3d133b59eb42adec2817266fa068895794fd4caa48d14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:44:51,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:44:51,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:44:51,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:44:51,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:44:51,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:44:51,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:44:51,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:44:51,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:44:51,885 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:44:51,886 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:44:51,886 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:44:51,887 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:44:51,888 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:44:51,888 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:44:51,888 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:44:51,888 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:44:51,888 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:44:51,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:44:51,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:44:51,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:44:51,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:44:51,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:44:51,889 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:44:51,889 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:44:51,889 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:44:51,889 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_00edc964-023d-4491-8c42-32f9dc6b7f99/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 -> 84b9b484a0a851d8bdc3d133b59eb42adec2817266fa068895794fd4caa48d14 [2024-11-25 03:44:52,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:44:52,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:44:52,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:44:52,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:44:52,187 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:44:52,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-11-25 03:44:55,272 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data/ecb625c78/1f4333a028b94ab1a7f11cec7a7a7c63/FLAG3aca4220c [2024-11-25 03:44:55,518 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:44:55,519 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-11-25 03:44:55,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data/ecb625c78/1f4333a028b94ab1a7f11cec7a7a7c63/FLAG3aca4220c [2024-11-25 03:44:55,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/data/ecb625c78/1f4333a028b94ab1a7f11cec7a7a7c63 [2024-11-25 03:44:55,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:44:55,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:44:55,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:44:55,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:44:55,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:44:55,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:55,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4ac8c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55, skipping insertion in model container [2024-11-25 03:44:55,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:55,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:44:55,819 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_00edc964-023d-4491-8c42-32f9dc6b7f99/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-11-25 03:44:55,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:44:55,910 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:44:55,925 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_00edc964-023d-4491-8c42-32f9dc6b7f99/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-11-25 03:44:55,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:44:55,985 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:44:55,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55 WrapperNode [2024-11-25 03:44:55,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:44:55,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:44:55,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:44:55,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:44:55,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,038 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-11-25 03:44:56,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:44:56,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:44:56,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:44:56,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:44:56,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,061 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,065 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:44:56,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:44:56,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:44:56,072 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:44:56,073 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:44:55" (1/1) ... [2024-11-25 03:44:56,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:44:56,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:44:56,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:44:56,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:44:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:44:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:44:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:44:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:44:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:44:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:44:56,233 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:44:56,235 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:45:06,188 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-25 03:45:06,188 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:45:06,301 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:45:06,301 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:45:06,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:45:06 BoogieIcfgContainer [2024-11-25 03:45:06,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:45:06,302 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:45:06,302 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:45:06,313 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:45:06,313 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:45:06" (1/1) ... [2024-11-25 03:45:06,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:45:06,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:45:06,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-25 03:45:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-25 03:45:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 03:45:06,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:45:06,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:45:06,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:45:06,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:45:06,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00edc964-023d-4491-8c42-32f9dc6b7f99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:45:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:07,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:45:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:07,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 03:45:07,276 INFO L279 TraceCheckSpWp]: Computing forward predicates...