./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_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/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_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b --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 [2024-12-06 01:02:18,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:02:18,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:02:18,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:02:18,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:02:18,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:02:18,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:02:18,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:02:18,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:02:18,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:02:18,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:02:18,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:02:18,397 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:02:18,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:02:18,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:02:18,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:02:18,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:02:18,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:02:18,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:02:18,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:02:18,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:02:18,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:02:18,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:02:18,399 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:02:18,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:02:18,399 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_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-06 01:02:18,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:02:18,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:02:18,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:02:18,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:02:18,608 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:02:18,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-12-06 01:02:21,272 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data/07b7c669b/9efcf5d18b3c406fbddee83630ec3201/FLAG25bd397aa [2024-12-06 01:02:21,498 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:02:21,499 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-12-06 01:02:21,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data/07b7c669b/9efcf5d18b3c406fbddee83630ec3201/FLAG25bd397aa [2024-12-06 01:02:21,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data/07b7c669b/9efcf5d18b3c406fbddee83630ec3201 [2024-12-06 01:02:21,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:02:21,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:02:21,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:02:21,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:02:21,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:02:21,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:21" (1/1) ... [2024-12-06 01:02:21,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2326c583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:21, skipping insertion in model container [2024-12-06 01:02:21,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:21" (1/1) ... [2024-12-06 01:02:21,865 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:02:21,980 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_81099634-736d-49ff-b550-a1c6795a296b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-12-06 01:02:22,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:02:22,021 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:02:22,031 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_81099634-736d-49ff-b550-a1c6795a296b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-12-06 01:02:22,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:02:22,061 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:02:22,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22 WrapperNode [2024-12-06 01:02:22,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:02:22,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:02:22,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:02:22,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:02:22,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,098 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-12-06 01:02:22,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:02:22,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:02:22,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:02:22,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:02:22,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,109 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:02:22,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:02:22,116 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:02:22,116 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:02:22,117 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:02:22,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:02:22,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:02:22,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:02:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:02:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:02:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:02:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:02:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:02:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:02:22,224 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:02:22,226 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:02:22,397 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 01:02:22,397 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:02:22,491 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:02:22,492 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:02:22,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:22 BoogieIcfgContainer [2024-12-06 01:02:22,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:02:22,493 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:02:22,493 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:02:22,503 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:02:22,503 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:22" (1/1) ... [2024-12-06 01:02:22,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:02:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-06 01:02:22,557 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-06 01:02:22,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 01:02:22,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:22,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:02:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:02:22,731 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:02:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:02:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:02:22,880 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:02:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:02:22,941 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:02:22,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:02:22 ImpRootNode [2024-12-06 01:02:22,985 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:02:22,985 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:02:22,986 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:02:22,986 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:02:22,986 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:22" (3/4) ... [2024-12-06 01:02:22,988 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:02:22,989 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:02:22,990 INFO L158 Benchmark]: Toolchain (without parser) took 1138.89ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 113.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-12-06 01:02:22,990 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:22,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.77ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:02:22,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.38ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 103.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:02:22,991 INFO L158 Benchmark]: Boogie Preprocessor took 16.70ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 101.9MB in the end (delta: 848.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:22,992 INFO L158 Benchmark]: RCFGBuilder took 376.37ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 81.0MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:02:22,992 INFO L158 Benchmark]: CodeCheck took 491.64ms. Allocated memory is still 142.6MB. Free memory was 81.0MB in the beginning and 113.8MB in the end (delta: -32.8MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2024-12-06 01:02:22,993 INFO L158 Benchmark]: Witness Printer took 3.58ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 113.7MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:22,995 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: 0.4s, 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, 0.0s 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 60, overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someBinaryFLOATComparisonOperation at line 37, 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.77ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.38ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 103.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.70ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 101.9MB in the end (delta: 848.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.37ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 81.0MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 491.64ms. Allocated memory is still 142.6MB. Free memory was 81.0MB in the beginning and 113.8MB in the end (delta: -32.8MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * Witness Printer took 3.58ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 113.7MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:02:23,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/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_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/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_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b --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 [2024-12-06 01:02:24,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:02:25,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:02:25,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:02:25,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:02:25,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:02:25,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:02:25,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:02:25,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:02:25,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:02:25,028 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:02:25,028 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:02:25,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:02:25,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:02:25,029 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:02:25,030 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:02:25,030 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:02:25,030 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:02:25,030 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:25,030 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:02:25,030 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:02:25,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:02:25,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:02:25,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:02:25,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:02:25,030 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:02:25,031 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:25,031 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:02:25,031 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_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-06 01:02:25,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:02:25,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:02:25,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:02:25,285 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:02:25,286 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:02:25,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-12-06 01:02:27,964 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data/134486899/c1399c66c521422b964056558dd94644/FLAG286e78869 [2024-12-06 01:02:28,129 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:02:28,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i [2024-12-06 01:02:28,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data/134486899/c1399c66c521422b964056558dd94644/FLAG286e78869 [2024-12-06 01:02:28,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/data/134486899/c1399c66c521422b964056558dd94644 [2024-12-06 01:02:28,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:02:28,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:02:28,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:02:28,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:02:28,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:02:28,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570ca123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28, skipping insertion in model container [2024-12-06 01:02:28,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,170 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:02:28,274 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_81099634-736d-49ff-b550-a1c6795a296b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-12-06 01:02:28,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:02:28,319 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:02:28,327 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_81099634-736d-49ff-b550-a1c6795a296b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-29.i[915,928] [2024-12-06 01:02:28,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:02:28,358 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:02:28,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28 WrapperNode [2024-12-06 01:02:28,359 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:02:28,360 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:02:28,360 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:02:28,360 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:02:28,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,393 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-12-06 01:02:28,393 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:02:28,394 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:02:28,394 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:02:28,394 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:02:28,400 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,410 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,415 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:02:28,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:02:28,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:02:28,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:02:28,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:28" (1/1) ... [2024-12-06 01:02:28,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:02:28,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:02:28,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:02:28,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:02:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:02:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:02:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:02:28,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:02:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:02:28,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:02:28,524 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:02:28,525 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:02:35,624 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 01:02:35,624 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:02:35,704 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:02:35,704 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:02:35,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:35 BoogieIcfgContainer [2024-12-06 01:02:35,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:02:35,705 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:02:35,705 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:02:35,712 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:02:35,712 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:35" (1/1) ... [2024-12-06 01:02:35,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:02:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:35,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-06 01:02:35,754 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-06 01:02:35,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 01:02:35,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:35,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:35,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:35,760 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:35,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81099634-736d-49ff-b550-a1c6795a296b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:02:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:36,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:36,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 01:02:36,456 INFO L279 TraceCheckSpWp]: Computing forward predicates...