./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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 adf480f71c98f97b1e3553d7ccd07596f803ed516785c8ed007d232ae0455bf0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:13:07,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:13:08,039 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:13:08,043 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:13:08,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:13:08,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:13:08,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:13:08,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:13:08,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:13:08,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:13:08,064 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:13:08,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:13:08,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:08,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:13:08,065 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:13:08,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:13:08,066 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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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 -> adf480f71c98f97b1e3553d7ccd07596f803ed516785c8ed007d232ae0455bf0 [2024-12-06 05:13:08,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:13:08,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:13:08,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:13:08,320 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:13:08,320 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:13:08,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i [2024-12-06 05:13:10,939 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data/96ce187da/ebc7c9b6186f4b7e80c68be7d2c42270/FLAGe44350305 [2024-12-06 05:13:11,143 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:13:11,143 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i [2024-12-06 05:13:11,149 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data/96ce187da/ebc7c9b6186f4b7e80c68be7d2c42270/FLAGe44350305 [2024-12-06 05:13:11,162 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data/96ce187da/ebc7c9b6186f4b7e80c68be7d2c42270 [2024-12-06 05:13:11,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:13:11,166 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:13:11,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:11,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:13:11,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:13:11,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c890d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11, skipping insertion in model container [2024-12-06 05:13:11,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,188 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:13:11,315 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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i[915,928] [2024-12-06 05:13:11,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:11,360 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:13:11,371 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i[915,928] [2024-12-06 05:13:11,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:11,401 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:13:11,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11 WrapperNode [2024-12-06 05:13:11,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:11,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:11,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:13:11,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:13:11,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,433 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2024-12-06 05:13:11,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:11,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:13:11,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:13:11,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:13:11,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,448 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:13:11,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:13:11,456 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:13:11,456 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:13:11,457 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:11,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:13:11,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:13:11,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:13:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:13:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:13:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:13:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:13:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:13:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:13:11,574 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:13:11,575 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:13:11,722 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 05:13:11,722 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:13:11,821 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:13:11,821 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:13:11,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:11 BoogieIcfgContainer [2024-12-06 05:13:11,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:13:11,823 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:13:11,823 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:13:11,832 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:13:11,832 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:11" (1/1) ... [2024-12-06 05:13:11,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:13:11,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:11,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-06 05:13:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-06 05:13:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 05:13:11,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:11,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:13:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:13:12,066 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:13:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:13:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:13:12,244 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:13:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:13:12,301 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:13:12,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:13:12 ImpRootNode [2024-12-06 05:13:12,337 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:13:12,337 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:13:12,337 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:13:12,337 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:13:12,338 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:11" (3/4) ... [2024-12-06 05:13:12,340 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:13:12,341 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:13:12,342 INFO L158 Benchmark]: Toolchain (without parser) took 1176.05ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 107.5MB in the end (delta: 9.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-12-06 05:13:12,342 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 83.6MB in the beginning and 83.5MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:12,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.86ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:13:12,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.36ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:13:12,343 INFO L158 Benchmark]: Boogie Preprocessor took 21.40ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 102.0MB in the end (delta: 964.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:12,344 INFO L158 Benchmark]: RCFGBuilder took 365.66ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 80.4MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:13:12,344 INFO L158 Benchmark]: CodeCheck took 514.06ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 107.5MB in the end (delta: -27.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:12,344 INFO L158 Benchmark]: Witness Printer took 3.81ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 107.5MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:13:12,347 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: 0.5s, 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, 0.0s 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 62, overapproximation of someBinaryFLOATComparisonOperation at line 49, overapproximation of someUnaryDOUBLEoperation at line 24, overapproximation of someBinaryDOUBLEComparisonOperation at line 37, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someUnaryFLOAToperation at line 49, overapproximation of someBinaryArithmeticFLOAToperation at line 49. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 24.575; [L23] double var_1_8 = 128.5; [L24] float var_1_9 = -0.5; [L25] float var_1_10 = 200.4; [L26] unsigned long int var_1_11 = 4; [L27] unsigned char var_1_12 = 1; [L28] unsigned long int var_1_13 = 3607105345; [L29] signed char var_1_14 = 0; [L30] signed char var_1_15 = 0; [L31] signed char var_1_16 = 16; [L32] double last_1_var_1_1 = 24.575; [L33] float last_1_var_1_9 = -0.5; [L85] isInitial = 1 [L86] FCALL initially() [L88] CALL updateLastVariables() [L77] last_1_var_1_1 = var_1_1 [L78] last_1_var_1_9 = var_1_9 [L88] RET updateLastVariables() [L89] CALL updateVariables() [L59] var_1_8 = __VERIFIER_nondet_double() [L60] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_10=1002/5, var_1_11=4, var_1_12=1, var_1_13=3607105345, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_10=1002/5, var_1_11=4, var_1_12=1, var_1_13=3607105345, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L61] var_1_10 = __VERIFIER_nondet_float() [L62] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=3607105345, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=3607105345, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L63] var_1_12 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_13=3607105345, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_13=3607105345, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L65] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=3607105345, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=3607105345, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L66] var_1_13 = __VERIFIER_nondet_ulong() [L67] CALL assume_abort_if_not(var_1_13 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_13 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L68] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L69] var_1_15 = __VERIFIER_nondet_char() [L70] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L71] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=16, var_1_1=983/40, var_1_9=2] [L72] var_1_16 = __VERIFIER_nondet_char() [L73] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=0, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=0, var_1_1=983/40, var_1_9=2] [L74] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=0, var_1_1=983/40, var_1_9=2] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=4, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=0, var_1_1=983/40, var_1_9=2] [L89] RET updateVariables() [L90] CALL step() [L37] COND TRUE ((((last_1_var_1_9) > (last_1_var_1_9)) ? (last_1_var_1_9) : (last_1_var_1_9))) >= last_1_var_1_1 [L38] COND TRUE \read(var_1_12) [L39] var_1_14 = (var_1_15 - var_1_16) [L44] COND TRUE \read(var_1_12) [L45] var_1_11 = ((((var_1_14) < (var_1_14)) ? (var_1_14) : (var_1_14))) [L49] var_1_9 = ((((var_1_10 - ((((10000.4f) < 0 ) ? -(10000.4f) : (10000.4f)))) < 0 ) ? -(var_1_10 - ((((10000.4f) < 0 ) ? -(10000.4f) : (10000.4f)))) : (var_1_10 - ((((10000.4f) < 0 ) ? -(10000.4f) : (10000.4f)))))) [L50] COND TRUE var_1_9 <= var_1_9 [L51] COND TRUE (var_1_11 + var_1_11) >= (var_1_14 + var_1_14) [L52] var_1_1 = var_1_8 [L90] RET step() [L91] CALL, EXPR property() [L81-L82] return ((((var_1_9 <= var_1_9) ? (((var_1_11 + var_1_11) >= (var_1_14 + var_1_14)) ? (var_1_1 == ((double) var_1_8)) : 1) : (var_1_1 == ((double) var_1_8))) && (var_1_9 == ((float) ((((var_1_10 - ((((10000.4f) < 0 ) ? -(10000.4f) : (10000.4f)))) < 0 ) ? -(var_1_10 - ((((10000.4f) < 0 ) ? -(10000.4f) : (10000.4f)))) : (var_1_10 - ((((10000.4f) < 0 ) ? -(10000.4f) : (10000.4f))))))))) && (var_1_12 ? (var_1_11 == ((unsigned long int) ((((var_1_14) < (var_1_14)) ? (var_1_14) : (var_1_14))))) : (var_1_11 == ((unsigned long int) ((((var_1_14) > ((var_1_13 - (var_1_14 + 32u)))) ? (var_1_14) : ((var_1_13 - (var_1_14 + 32u))))))))) && ((((((last_1_var_1_9) > (last_1_var_1_9)) ? (last_1_var_1_9) : (last_1_var_1_9))) >= last_1_var_1_1) ? (var_1_12 ? (var_1_14 == ((signed char) (var_1_15 - var_1_16))) : 1) : (var_1_14 == ((signed char) var_1_15))) ; [L91] RET, EXPR property() [L91] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=0, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=0, var_1_1=3, var_1_8=3, var_1_9=4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_1=983/40, last_1_var_1_9=2, var_1_11=0, var_1_12=1, var_1_13=2147483647, var_1_14=0, var_1_15=0, var_1_16=0, var_1_1=3, var_1_8=3, var_1_9=4] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 83.6MB in the beginning and 83.5MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.86ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.36ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.40ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 102.0MB in the end (delta: 964.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 365.66ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 80.4MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 514.06ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 107.5MB in the end (delta: -27.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.81ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 107.5MB 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 05:13:12,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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 adf480f71c98f97b1e3553d7ccd07596f803ed516785c8ed007d232ae0455bf0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:13:14,257 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:13:14,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:13:14,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:13:14,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:13:14,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:13:14,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:13:14,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:13:14,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:13:14,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:13:14,365 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:13:14,366 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:13:14,366 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:13:14,366 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:13:14,366 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:13:14,366 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:14,366 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:13:14,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:13:14,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:14,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:13:14,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:13:14,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:13:14,367 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:13:14,367 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:14,367 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:13:14,367 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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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 -> adf480f71c98f97b1e3553d7ccd07596f803ed516785c8ed007d232ae0455bf0 [2024-12-06 05:13:14,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:13:14,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:13:14,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:13:14,616 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:13:14,616 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:13:14,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i [2024-12-06 05:13:17,283 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data/04adb970b/12e389c9916a4737b312f4e58b441885/FLAGba0f8b707 [2024-12-06 05:13:17,458 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:13:17,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i [2024-12-06 05:13:17,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data/04adb970b/12e389c9916a4737b312f4e58b441885/FLAGba0f8b707 [2024-12-06 05:13:17,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/data/04adb970b/12e389c9916a4737b312f4e58b441885 [2024-12-06 05:13:17,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:13:17,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:13:17,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:17,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:13:17,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:13:17,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,492 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 05:13:17, skipping insertion in model container [2024-12-06 05:13:17,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:13:17,630 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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i[915,928] [2024-12-06 05:13:17,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:17,678 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:13:17,687 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_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-47.i[915,928] [2024-12-06 05:13:17,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:13:17,718 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:13:17,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17 WrapperNode [2024-12-06 05:13:17,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:13:17,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:17,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:13:17,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:13:17,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,752 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 87 [2024-12-06 05:13:17,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:13:17,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:13:17,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:13:17,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:13:17,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,768 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,778 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:13:17,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:13:17,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:13:17,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:13:17,780 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:13:17" (1/1) ... [2024-12-06 05:13:17,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:13:17,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:13:17,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:13:17,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:13:17,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:13:17,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:13:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:13:17,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:13:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:13:17,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:13:17,879 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:13:17,881 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:13:18,349 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 05:13:18,350 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:13:18,426 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:13:18,426 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:13:18,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:18 BoogieIcfgContainer [2024-12-06 05:13:18,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:13:18,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:13:18,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:13:18,435 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:13:18,435 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:18" (1/1) ... [2024-12-06 05:13:18,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:13:18,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:18,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-06 05:13:18,477 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-06 05:13:18,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 05:13:18,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:18,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:18,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:18,484 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:18,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:13:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:19,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:19,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:13:19,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:19:28,383 WARN L286 SmtUtils]: Spent 5.09s on a formula simplification. DAG size of input: 645 DAG size of output: 479 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:20:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 20 proven. 21 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-06 05:20:10,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:20:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:20:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 44 states and 82 transitions. [2024-12-06 05:20:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2024-12-06 05:20:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 05:20:13,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:20:13,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:20:13,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:20:13,224 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:20:13,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:20:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:20:13,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:20:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:20:14,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:20:14,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:27:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 216 proven. 33 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-12-06 05:27:57,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 05:28:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 41 states and 60 transitions. [2024-12-06 05:28:06,519 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2024-12-06 05:28:06,519 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:28:06,519 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-06 05:28:06,526 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L64(line 64) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L64-1(line 64) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L60(line 60) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L60-1(line 60) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L65(line 65) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L74(lines 58 75) the Hoare annotation is: true [2024-12-06 05:28:07,690 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point L62-1(line 62) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point L87-2(lines 87 93) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point L67-1(line 67) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point L68(line 68) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-12-06 05:28:07,691 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-12-06 05:28:07,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:28:07 ImpRootNode [2024-12-06 05:28:07,702 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:28:07,703 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:28:07,703 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:28:07,703 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:28:07,704 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:13:18" (3/4) ... [2024-12-06 05:28:07,705 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:28:07,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 05:28:07,710 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-12-06 05:28:07,711 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-06 05:28:07,711 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 05:28:07,711 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:28:07,771 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:28:07,771 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:28:07,771 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:28:07,772 INFO L158 Benchmark]: Toolchain (without parser) took 890287.66ms. Allocated memory was 92.3MB in the beginning and 1.0GB in the end (delta: 931.1MB). Free memory was 68.7MB in the beginning and 824.1MB in the end (delta: -755.3MB). Peak memory consumption was 170.5MB. Max. memory is 16.1GB. [2024-12-06 05:28:07,772 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:28:07,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.02ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 55.5MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:28:07,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.75ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 53.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:28:07,773 INFO L158 Benchmark]: Boogie Preprocessor took 25.33ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 52.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:28:07,774 INFO L158 Benchmark]: RCFGBuilder took 648.42ms. Allocated memory is still 92.3MB. Free memory was 52.4MB in the beginning and 60.6MB in the end (delta: -8.2MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-06 05:28:07,774 INFO L158 Benchmark]: CodeCheck took 889274.61ms. Allocated memory was 92.3MB in the beginning and 1.0GB in the end (delta: 931.1MB). Free memory was 60.6MB in the beginning and 828.1MB in the end (delta: -767.6MB). Peak memory consumption was 167.2MB. Max. memory is 16.1GB. [2024-12-06 05:28:07,774 INFO L158 Benchmark]: Witness Printer took 68.73ms. Allocated memory is still 1.0GB. Free memory was 828.1MB in the beginning and 824.1MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:28:07,776 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: 888.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 157 SdHoareTripleChecker+Valid, 8.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 111 SdHoareTripleChecker+Invalid, 7.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 81 mSDsCounter, 141 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 488 IncrementalHoareTripleChecker+Invalid, 629 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 141 mSolverCounterUnsat, 30 mSDtfsCounter, 488 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1143 GetRequests, 1084 SyntacticMatches, 11 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 911 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 873.6s InterpolantComputationTime, 119 NumberOfCodeBlocks, 119 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 117 ConstructedInterpolants, 0 QuantifiedInterpolants, 3799 SizeOfPredicates, 30 NumberOfNonLiveVariables, 244 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 434/488 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (last_1_var_1_1 == \old(last_1_var_1_1))) && (last_1_var_1_9 == \old(last_1_var_1_9))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.02ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 55.5MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.75ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 53.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.33ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 52.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 648.42ms. Allocated memory is still 92.3MB. Free memory was 52.4MB in the beginning and 60.6MB in the end (delta: -8.2MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 889274.61ms. Allocated memory was 92.3MB in the beginning and 1.0GB in the end (delta: 931.1MB). Free memory was 60.6MB in the beginning and 828.1MB in the end (delta: -767.6MB). Peak memory consumption was 167.2MB. Max. memory is 16.1GB. * Witness Printer took 68.73ms. Allocated memory is still 1.0GB. Free memory was 828.1MB in the beginning and 824.1MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 05:28:07,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3303ec2-d72c-4c57-b9b4-6fd1c13ddf43/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 Writing output log to file Ultimate.log Result: TRUE