./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.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_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/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_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/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_4f24dff0-f896-4901-a632-188b7fb71a04/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 57aa769afed4a061f728787b55a05b2a082848f9dc6ce06d34092eb1dbdd7a2a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:13:20,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:13:20,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:13:20,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:13:20,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:13:20,161 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:13:20,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:13:20,162 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:13:20,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:13:20,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:13:20,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:13:20,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:13:20,163 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:13:20,163 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:13:20,163 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:13:20,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:13:20,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:13:20,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:13:20,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:13:20,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:13:20,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:13:20,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:13:20,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:13:20,165 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:13:20,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:13:20,165 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_4f24dff0-f896-4901-a632-188b7fb71a04/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 -> 57aa769afed4a061f728787b55a05b2a082848f9dc6ce06d34092eb1dbdd7a2a [2024-12-06 06:13:20,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:13:20,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:13:20,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:13:20,427 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:13:20,428 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:13:20,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i [2024-12-06 06:13:23,074 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data/7d2f4a72b/ab3d1aefebec4c59871d8b089e75eed5/FLAG61b1f92c8 [2024-12-06 06:13:23,280 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:13:23,281 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i [2024-12-06 06:13:23,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data/7d2f4a72b/ab3d1aefebec4c59871d8b089e75eed5/FLAG61b1f92c8 [2024-12-06 06:13:23,301 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data/7d2f4a72b/ab3d1aefebec4c59871d8b089e75eed5 [2024-12-06 06:13:23,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:13:23,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:13:23,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:13:23,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:13:23,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:13:23,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761084a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23, skipping insertion in model container [2024-12-06 06:13:23,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,323 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:13:23,427 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_4f24dff0-f896-4901-a632-188b7fb71a04/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i[915,928] [2024-12-06 06:13:23,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:13:23,471 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:13:23,478 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_4f24dff0-f896-4901-a632-188b7fb71a04/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i[915,928] [2024-12-06 06:13:23,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:13:23,509 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:13:23,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23 WrapperNode [2024-12-06 06:13:23,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:13:23,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:13:23,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:13:23,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:13:23,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,521 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,543 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-12-06 06:13:23,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:13:23,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:13:23,544 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:13:23,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:13:23,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,552 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,557 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:13:23,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:13:23,567 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:13:23,567 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:13:23,568 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:23" (1/1) ... [2024-12-06 06:13:23,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:13:23,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:13:23,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:13:23,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:13:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:13:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:13:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:13:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:13:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:13:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:13:23,690 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:13:23,692 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:13:23,917 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-06 06:13:23,917 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:13:24,055 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:13:24,055 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:13:24,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:24 BoogieIcfgContainer [2024-12-06 06:13:24,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:13:24,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:13:24,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:13:24,065 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:13:24,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:24" (1/1) ... [2024-12-06 06:13:24,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:13:24,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:24,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 06:13:24,119 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 06:13:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 06:13:24,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:24,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:13:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:13:24,467 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:13:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:13:24,559 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 06:13:24,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 06:13:24 ImpRootNode [2024-12-06 06:13:24,601 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 06:13:24,602 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 06:13:24,602 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 06:13:24,602 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 06:13:24,602 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:24" (3/4) ... [2024-12-06 06:13:24,605 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 06:13:24,605 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 06:13:24,606 INFO L158 Benchmark]: Toolchain (without parser) took 1301.57ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 95.2MB in the end (delta: 22.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-12-06 06:13:24,607 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:13:24,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.37ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.4MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:13:24,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.17ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 102.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:13:24,608 INFO L158 Benchmark]: Boogie Preprocessor took 22.23ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.7MB in the end (delta: 994.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:13:24,608 INFO L158 Benchmark]: RCFGBuilder took 488.38ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 68.3MB in the end (delta: 33.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 06:13:24,609 INFO L158 Benchmark]: CodeCheck took 544.96ms. Allocated memory is still 142.6MB. Free memory was 68.3MB in the beginning and 95.8MB in the end (delta: -27.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:13:24,609 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 95.2MB in the end (delta: 611.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:13:24,611 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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 53 NumberOfCodeBlocks, 53 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 shiftRight at line 52, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 93. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_3 = 3164414017; [L25] unsigned long int var_1_4 = 128; [L26] signed char var_1_5 = -128; [L27] signed char var_1_6 = 10; [L28] signed char var_1_7 = 50; [L29] float var_1_8 = 5.1; [L30] float var_1_9 = 63.75; [L31] signed char var_1_10 = 100; [L32] signed long int var_1_12 = 5; [L33] signed char last_1_var_1_10 = 100; [L97] isInitial = 1 [L98] FCALL initially() [L100] CALL updateLastVariables() [L90] last_1_var_1_10 = var_1_10 [L100] RET updateLastVariables() [L101] CALL updateVariables() [L67] var_1_2 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_3=3164414017, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_3=3164414017, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L69] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=3164414017, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=3164414017, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L70] var_1_3 = __VERIFIER_nondet_ulong() [L71] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L72] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L73] var_1_4 = __VERIFIER_nondet_ulong() [L74] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L75] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L76] var_1_6 = __VERIFIER_nondet_char() [L77] CALL assume_abort_if_not(var_1_6 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_6 >= -126) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L78] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L79] var_1_7 = __VERIFIER_nondet_char() [L80] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10, var_1_9=255/4] [L81] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10, var_1_9=255/4] [L82] var_1_9 = __VERIFIER_nondet_float() [L83] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10] [L84] var_1_12 = __VERIFIER_nondet_long() [L85] CALL assume_abort_if_not(var_1_12 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=3, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_12 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=3, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10] [L86] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=3, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=3, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10] [L87] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=3, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=3, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-128, var_1_6=2, var_1_7=0, var_1_8=51/10] [L101] RET updateVariables() [L102] CALL step() [L37] COND TRUE \read(var_1_2) [L38] var_1_1 = ((((var_1_3 - var_1_4) < 0 ) ? -(var_1_3 - var_1_4) : (var_1_3 - var_1_4))) [L40] signed long int stepLocal_1 = -8; [L41] unsigned long int stepLocal_0 = var_1_1; [L42] COND FALSE !(stepLocal_1 < var_1_4) [L49] var_1_5 = -2 [L51] unsigned long int stepLocal_3 = var_1_1; [L52] EXPR var_1_4 >> var_1_3 [L52] unsigned long int stepLocal_2 = var_1_4 >> var_1_3; [L53] COND FALSE !(var_1_6 >= stepLocal_2) [L58] COND FALSE !((var_1_1 + (var_1_6 / var_1_12)) < var_1_1) [L102] RET step() [L103] CALL, EXPR property() [L93] EXPR ((var_1_2 ? (var_1_1 == ((unsigned long int) ((((var_1_3 - var_1_4) < 0 ) ? -(var_1_3 - var_1_4) : (var_1_3 - var_1_4))))) : 1) && ((-8 < var_1_4) ? ((var_1_4 != var_1_1) ? (var_1_5 == ((signed char) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) - var_1_7))) : (var_1_5 == ((signed char) var_1_6))) : (var_1_5 == ((signed char) -2)))) && ((var_1_6 >= (var_1_4 >> var_1_3)) ? ((var_1_6 != var_1_1) ? (var_1_8 == ((float) var_1_9)) : 1) : 1) [L93] EXPR var_1_4 >> var_1_3 [L93] EXPR ((var_1_2 ? (var_1_1 == ((unsigned long int) ((((var_1_3 - var_1_4) < 0 ) ? -(var_1_3 - var_1_4) : (var_1_3 - var_1_4))))) : 1) && ((-8 < var_1_4) ? ((var_1_4 != var_1_1) ? (var_1_5 == ((signed char) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) - var_1_7))) : (var_1_5 == ((signed char) var_1_6))) : (var_1_5 == ((signed char) -2)))) && ((var_1_6 >= (var_1_4 >> var_1_3)) ? ((var_1_6 != var_1_1) ? (var_1_8 == ((float) var_1_9)) : 1) : 1) [L93-L94] return (((var_1_2 ? (var_1_1 == ((unsigned long int) ((((var_1_3 - var_1_4) < 0 ) ? -(var_1_3 - var_1_4) : (var_1_3 - var_1_4))))) : 1) && ((-8 < var_1_4) ? ((var_1_4 != var_1_1) ? (var_1_5 == ((signed char) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) - var_1_7))) : (var_1_5 == ((signed char) var_1_6))) : (var_1_5 == ((signed char) -2)))) && ((var_1_6 >= (var_1_4 >> var_1_3)) ? ((var_1_6 != var_1_1) ? (var_1_8 == ((float) var_1_9)) : 1) : 1)) && (((var_1_1 + (var_1_6 / var_1_12)) < var_1_1) ? ((var_1_7 >= last_1_var_1_10) ? (var_1_10 == ((signed char) -32)) : (var_1_10 == ((signed char) var_1_7))) : 1) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=3, var_1_1=-2147483650, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-2, var_1_6=2, var_1_7=0, var_1_8=51/10, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=3, var_1_1=-2147483650, var_1_2=1, var_1_3=2147483647, var_1_4=4294967297, var_1_5=-2, var_1_6=2, var_1_7=0, var_1_8=51/10, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.37ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.4MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.17ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 102.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.23ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.7MB in the end (delta: 994.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 488.38ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 68.3MB in the end (delta: 33.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 544.96ms. Allocated memory is still 142.6MB. Free memory was 68.3MB in the beginning and 95.8MB in the end (delta: -27.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 95.2MB in the end (delta: 611.2kB). 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 06:13:24,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/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_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/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_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/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_4f24dff0-f896-4901-a632-188b7fb71a04/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 57aa769afed4a061f728787b55a05b2a082848f9dc6ce06d34092eb1dbdd7a2a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:13:26,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:13:26,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:13:26,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:13:26,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:13:26,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:13:26,644 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:13:26,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:13:26,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:13:26,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:13:26,644 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:13:26,644 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:13:26,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:13:26,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:13:26,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:13:26,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:13:26,646 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:13:26,646 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:13:26,646 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:26,646 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:13:26,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:13:26,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:13:26,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:13:26,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:13:26,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:13:26,647 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:13:26,647 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:26,647 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:13:26,647 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_4f24dff0-f896-4901-a632-188b7fb71a04/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 -> 57aa769afed4a061f728787b55a05b2a082848f9dc6ce06d34092eb1dbdd7a2a [2024-12-06 06:13:26,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:13:26,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:13:26,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:13:26,882 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:13:26,882 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:13:26,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i [2024-12-06 06:13:29,619 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data/42811fb6f/9f42b77f40234bf793c7f3f1cc1d6b30/FLAG70a7a2803 [2024-12-06 06:13:29,822 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:13:29,822 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i [2024-12-06 06:13:29,830 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data/42811fb6f/9f42b77f40234bf793c7f3f1cc1d6b30/FLAG70a7a2803 [2024-12-06 06:13:29,845 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/data/42811fb6f/9f42b77f40234bf793c7f3f1cc1d6b30 [2024-12-06 06:13:29,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:13:29,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:13:29,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:13:29,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:13:29,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:13:29,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:13:29" (1/1) ... [2024-12-06 06:13:29,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7460ba70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:29, skipping insertion in model container [2024-12-06 06:13:29,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:13:29" (1/1) ... [2024-12-06 06:13:29,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:13:29,999 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_4f24dff0-f896-4901-a632-188b7fb71a04/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i[915,928] [2024-12-06 06:13:30,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:13:30,042 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:13:30,051 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_4f24dff0-f896-4901-a632-188b7fb71a04/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i[915,928] [2024-12-06 06:13:30,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:13:30,079 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:13:30,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30 WrapperNode [2024-12-06 06:13:30,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:13:30,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:13:30,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:13:30,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:13:30,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,114 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 99 [2024-12-06 06:13:30,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:13:30,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:13:30,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:13:30,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:13:30,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,124 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,131 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,132 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,136 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:13:30,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:13:30,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:13:30,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:13:30,143 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:13:30,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:13:30,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:13:30,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:13:30,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:13:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:13:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:13:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:13:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:13:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:13:30,260 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:13:30,262 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:13:30,509 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-06 06:13:30,509 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:13:30,632 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:13:30,633 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:13:30,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:30 BoogieIcfgContainer [2024-12-06 06:13:30,633 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:13:30,634 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:13:30,634 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:13:30,642 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:13:30,642 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:30" (1/1) ... [2024-12-06 06:13:30,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:13:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:30,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 06:13:30,690 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 06:13:30,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 06:13:30,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:30,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:30,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:13:30,696 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:13:30,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f24dff0-f896-4901-a632-188b7fb71a04/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:13:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:31,094 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:13:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:31,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:13:31,193 INFO L279 TraceCheckSpWp]: Computing forward predicates...