./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/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 64bit --witnessprinter.graph.data.programhash 6ce33b6f81168af3d96568d671c639f1b150a10746ef41348bbd6ceb49bdfdbb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:24:31,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:24:31,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:24:31,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:24:31,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:24:31,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:24:31,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:24:31,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:24:31,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:24:31,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:24:31,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:24:31,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:24:31,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:24:31,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:24:31,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:24:31,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:24:31,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:24:31,285 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:24:31,285 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:24:31,285 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:24:31,285 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:24:31,285 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:24:31,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:24:31,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:24:31,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:31,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:24:31,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:24:31,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:24:31,286 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:24:31,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:24:31,286 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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ce33b6f81168af3d96568d671c639f1b150a10746ef41348bbd6ceb49bdfdbb [2024-12-06 02:24:31,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:24:31,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:24:31,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:24:31,539 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:24:31,539 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:24:31,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c [2024-12-06 02:24:34,170 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data/91a9e1817/5fdb49290aa34d8dbc5257c11f6ac4c8/FLAGea780e862 [2024-12-06 02:24:34,391 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:24:34,391 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c [2024-12-06 02:24:34,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data/91a9e1817/5fdb49290aa34d8dbc5257c11f6ac4c8/FLAGea780e862 [2024-12-06 02:24:34,412 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data/91a9e1817/5fdb49290aa34d8dbc5257c11f6ac4c8 [2024-12-06 02:24:34,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:24:34,416 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:24:34,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:34,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:24:34,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:24:34,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398a9ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34, skipping insertion in model container [2024-12-06 02:24:34,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,448 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:24:34,585 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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c[1251,1264] [2024-12-06 02:24:34,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:24:34,702 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:24:34,712 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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c[1251,1264] [2024-12-06 02:24:34,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:24:34,790 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:24:34,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34 WrapperNode [2024-12-06 02:24:34,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:34,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:24:34,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:24:34,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:24:34,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,883 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 758 [2024-12-06 02:24:34,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:24:34,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:24:34,884 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:24:34,884 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:24:34,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,927 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,933 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,948 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:24:34,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:24:34,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:24:34,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:24:34,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:34" (1/1) ... [2024-12-06 02:24:34,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:34,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:24:34,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:24:35,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:24:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:24:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:24:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:24:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:24:35,162 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:24:35,163 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:24:36,168 INFO L? ?]: Removed 427 outVars from TransFormulas that were not future-live. [2024-12-06 02:24:36,168 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:24:37,156 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:24:37,157 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:24:37,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:37 BoogieIcfgContainer [2024-12-06 02:24:37,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:24:37,158 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:24:37,158 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:24:37,168 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:24:37,169 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:37" (1/1) ... [2024-12-06 02:24:37,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:24:37,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:37,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:24:37,227 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:24:37,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:24:37,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:37,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:24:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:24:37,450 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:24:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:24:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:24:37,782 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:24:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:24:37,987 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 02:24:38,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:24:38 ImpRootNode [2024-12-06 02:24:38,011 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:24:38,012 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:24:38,012 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:24:38,012 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:24:38,013 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:37" (3/4) ... [2024-12-06 02:24:38,015 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:24:38,015 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:24:38,016 INFO L158 Benchmark]: Toolchain (without parser) took 3600.48ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 118.9MB in the beginning and 341.0MB in the end (delta: -222.2MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2024-12-06 02:24:38,017 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:38,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.30ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 95.7MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:24:38,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.50ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 80.9MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:24:38,018 INFO L158 Benchmark]: Boogie Preprocessor took 85.05ms. Allocated memory is still 142.6MB. Free memory was 80.8MB in the beginning and 75.1MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:24:38,018 INFO L158 Benchmark]: RCFGBuilder took 2187.70ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 75.1MB in the beginning and 176.3MB in the end (delta: -101.3MB). Peak memory consumption was 162.5MB. Max. memory is 16.1GB. [2024-12-06 02:24:38,019 INFO L158 Benchmark]: CodeCheck took 853.49ms. Allocated memory is still 402.7MB. Free memory was 175.5MB in the beginning and 341.0MB in the end (delta: -165.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:38,019 INFO L158 Benchmark]: Witness Printer took 3.45ms. Allocated memory is still 402.7MB. Free memory was 341.0MB in the beginning and 341.0MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:38,021 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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: 21]: 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 bitwiseOr at line 141, overapproximation of bitwiseAnd at line 119, overapproximation of bitwiseAnd at line 114. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 5); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (5 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 10); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (10 - 1); [L35] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 32); [L36] const SORT_7 msb_SORT_7 = (SORT_7)1 << (32 - 1); [L38] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 8); [L39] const SORT_19 msb_SORT_19 = (SORT_19)1 << (8 - 1); [L41] const SORT_26 mask_SORT_26 = (SORT_26)-1 >> (sizeof(SORT_26) * 8 - 9); [L42] const SORT_26 msb_SORT_26 = (SORT_26)1 << (9 - 1); [L44] const SORT_33 mask_SORT_33 = (SORT_33)-1 >> (sizeof(SORT_33) * 8 - 27); [L45] const SORT_33 msb_SORT_33 = (SORT_33)1 << (27 - 1); [L47] const SORT_7 var_9 = 0; [L48] const SORT_3 var_15 = 1; [L49] const SORT_3 var_25 = 0; [L50] const SORT_5 var_29 = 0; [L51] const SORT_5 var_30 = 908; [L52] const SORT_7 var_31 = 32; [L53] const SORT_7 var_32 = 65; [L54] const SORT_33 var_34 = 0; [L55] const SORT_7 var_38 = 26; [L56] const SORT_7 var_43 = 74; [L57] const SORT_5 var_46 = 652; [L58] const SORT_7 var_48 = 90; [L59] const SORT_5 var_51 = 460; [L60] const SORT_7 var_53 = 88; [L61] const SORT_5 var_56 = 332; [L62] const SORT_7 var_58 = 75; [L63] const SORT_5 var_61 = 268; [L64] const SORT_7 var_63 = 81; [L65] const SORT_5 var_66 = 215; [L66] const SORT_7 var_68 = 86; [L67] const SORT_5 var_71 = 151; [L68] const SORT_7 var_73 = 66; [L69] const SORT_5 var_76 = 119; [L70] const SORT_7 var_78 = 77; [L71] const SORT_5 var_81 = 118; [L72] const SORT_7 var_83 = 89; [L73] const SORT_5 var_86 = 86; [L74] const SORT_7 var_88 = 71; [L75] const SORT_5 var_91 = 108; [L76] const SORT_7 var_93 = 87; [L77] const SORT_5 var_96 = 39; [L78] const SORT_7 var_98 = 68; [L79] const SORT_5 var_101 = 38; [L80] const SORT_7 var_103 = 72; [L81] const SORT_5 var_106 = 60; [L82] const SORT_7 var_108 = 76; [L83] const SORT_5 var_111 = 56; [L84] const SORT_7 var_113 = 67; [L85] const SORT_5 var_116 = 40; [L86] const SORT_7 var_118 = 70; [L87] const SORT_5 var_121 = 48; [L88] const SORT_7 var_123 = 80; [L89] const SORT_5 var_126 = 32; [L90] const SORT_7 var_128 = 85; [L91] const SORT_5 var_131 = 31; [L92] const SORT_7 var_133 = 84; [L93] const SORT_5 var_136 = 29; [L94] const SORT_7 var_138 = 78; [L95] const SORT_5 var_141 = 21; [L96] const SORT_7 var_143 = 82; [L97] const SORT_5 var_146 = 25; [L98] const SORT_7 var_148 = 79; [L99] const SORT_5 var_151 = 17; [L100] const SORT_7 var_153 = 73; [L101] const SORT_5 var_156 = 30; [L102] const SORT_5 var_160 = 20; [L103] const SORT_7 var_162 = 83; [L104] const SORT_5 var_165 = 11; [L105] const SORT_5 var_169 = 10; [L106] const SORT_7 var_171 = 69; [L107] const SORT_7 var_176 = 1; [L109] SORT_1 input_2; [L110] SORT_3 input_4; [L111] SORT_19 input_20; [L112] SORT_3 input_22; [L114] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 [L114] SORT_5 state_6 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L118] input_2 = __VERIFIER_nondet_uchar() [L119] EXPR input_2 & mask_SORT_1 [L119] input_2 = input_2 & mask_SORT_1 [L120] input_4 = __VERIFIER_nondet_uchar() [L121] input_20 = __VERIFIER_nondet_uchar() [L122] input_22 = __VERIFIER_nondet_uchar() [L125] SORT_5 var_8_arg_0 = state_6; [L126] EXPR var_8_arg_0 & mask_SORT_5 [L126] var_8_arg_0 = var_8_arg_0 & mask_SORT_5 [L127] SORT_7 var_8 = var_8_arg_0; [L128] SORT_7 var_10_arg_0 = var_8; [L129] SORT_7 var_10_arg_1 = var_9; [L130] SORT_3 var_10 = var_10_arg_0 == var_10_arg_1; [L131] SORT_5 var_11_arg_0 = state_6; [L132] EXPR var_11_arg_0 & mask_SORT_5 [L132] var_11_arg_0 = var_11_arg_0 & mask_SORT_5 [L133] SORT_7 var_11 = var_11_arg_0; [L134] SORT_7 var_12_arg_0 = var_11; [L135] SORT_7 var_12_arg_1 = var_9; [L136] SORT_3 var_12 = var_12_arg_0 == var_12_arg_1; [L137] SORT_3 var_13_arg_0 = var_12; [L138] SORT_3 var_13 = ~var_13_arg_0; [L139] SORT_3 var_14_arg_0 = var_10; [L140] SORT_3 var_14_arg_1 = var_13; [L141] EXPR var_14_arg_0 | var_14_arg_1 [L141] SORT_3 var_14 = var_14_arg_0 | var_14_arg_1; [L142] SORT_3 var_16_arg_0 = var_14; [L143] SORT_3 var_16 = ~var_16_arg_0; [L144] SORT_3 var_17_arg_0 = var_15; [L145] SORT_3 var_17_arg_1 = var_16; [L146] EXPR var_17_arg_0 & var_17_arg_1 [L146] SORT_3 var_17 = var_17_arg_0 & var_17_arg_1; [L147] EXPR var_17 & mask_SORT_3 [L147] var_17 = var_17 & mask_SORT_3 [L148] SORT_3 bad_18_arg_0 = var_17; [L149] CALL __VERIFIER_assert(!(bad_18_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.30ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 95.7MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.50ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 80.9MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.05ms. Allocated memory is still 142.6MB. Free memory was 80.8MB in the beginning and 75.1MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2187.70ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 75.1MB in the beginning and 176.3MB in the end (delta: -101.3MB). Peak memory consumption was 162.5MB. Max. memory is 16.1GB. * CodeCheck took 853.49ms. Allocated memory is still 402.7MB. Free memory was 175.5MB in the beginning and 341.0MB in the end (delta: -165.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.45ms. Allocated memory is still 402.7MB. Free memory was 341.0MB in the beginning and 341.0MB in the end (delta: 33.2kB). 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 02:24:38,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/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 64bit --witnessprinter.graph.data.programhash 6ce33b6f81168af3d96568d671c639f1b150a10746ef41348bbd6ceb49bdfdbb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:24:39,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:24:40,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:24:40,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:24:40,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:24:40,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:24:40,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:24:40,045 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:24:40,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:24:40,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:24:40,046 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:24:40,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:24:40,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:24:40,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:24:40,046 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:24:40,046 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:24:40,046 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:24:40,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:24:40,047 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:24:40,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:24:40,047 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:24:40,047 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:24:40,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:24:40,047 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:40,047 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:24:40,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:24:40,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:40,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:24:40,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:24:40,048 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:24:40,048 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:24:40,048 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:40,048 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:24:40,048 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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ce33b6f81168af3d96568d671c639f1b150a10746ef41348bbd6ceb49bdfdbb [2024-12-06 02:24:40,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:24:40,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:24:40,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:24:40,279 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:24:40,279 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:24:40,281 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c [2024-12-06 02:24:42,949 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data/98b238f54/e8d4c059b27c4075b5c48453b3a15ec5/FLAG12a2cb499 [2024-12-06 02:24:43,175 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:24:43,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c [2024-12-06 02:24:43,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data/98b238f54/e8d4c059b27c4075b5c48453b3a15ec5/FLAG12a2cb499 [2024-12-06 02:24:43,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/data/98b238f54/e8d4c059b27c4075b5c48453b3a15ec5 [2024-12-06 02:24:43,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:24:43,204 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:24:43,205 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:43,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:24:43,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:24:43,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15964f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43, skipping insertion in model container [2024-12-06 02:24:43,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,234 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:24:43,373 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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c[1251,1264] [2024-12-06 02:24:43,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:24:43,489 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:24:43,497 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_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_enc.c[1251,1264] [2024-12-06 02:24:43,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:24:43,573 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:24:43,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43 WrapperNode [2024-12-06 02:24:43,573 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:43,574 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:24:43,574 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:24:43,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:24:43,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,594 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,627 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 446 [2024-12-06 02:24:43,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:24:43,628 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:24:43,628 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:24:43,628 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:24:43,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,655 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,657 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:24:43,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:24:43,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:24:43,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:24:43,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:43,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:24:43,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:24:43,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:24:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:24:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:24:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:24:43,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:24:43,882 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:24:43,884 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:24:44,326 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-12-06 02:24:44,326 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:24:44,366 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:24:44,366 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:24:44,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:44 BoogieIcfgContainer [2024-12-06 02:24:44,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:24:44,367 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:24:44,367 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:24:44,377 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:24:44,377 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:44" (1/1) ... [2024-12-06 02:24:44,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:24:44,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:44,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:24:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:24:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:24:44,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:44,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:44,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:24:44,436 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:24:44,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:24:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:44,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:44,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 02:24:44,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:24:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:24:45,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:24:45,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:45,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2024-12-06 02:24:45,632 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2024-12-06 02:24:45,633 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:24:45,633 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-12-06 02:24:45,639 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:24:45,647 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 02:24:45,647 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-12-06 02:24:45,647 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-12-06 02:24:45,647 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-12-06 02:24:45,647 INFO L77 FloydHoareUtils]: At program point L116-1(lines 116 460) the Hoare annotation is: true [2024-12-06 02:24:45,647 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: true [2024-12-06 02:24:45,647 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:24:45,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:24:45 ImpRootNode [2024-12-06 02:24:45,653 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:24:45,654 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:24:45,654 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:24:45,654 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:24:45,654 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:44" (3/4) ... [2024-12-06 02:24:45,656 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:24:45,665 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 02:24:45,666 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 02:24:45,667 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 02:24:45,667 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:24:45,762 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:24:45,762 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:24:45,762 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:24:45,763 INFO L158 Benchmark]: Toolchain (without parser) took 2559.51ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 68.3MB in the beginning and 97.5MB in the end (delta: -29.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-12-06 02:24:45,763 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:45,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.64ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 46.6MB in the end (delta: 21.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:24:45,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.58ms. Allocated memory is still 92.3MB. Free memory was 46.5MB in the beginning and 42.7MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:24:45,764 INFO L158 Benchmark]: Boogie Preprocessor took 41.18ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 40.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:45,764 INFO L158 Benchmark]: RCFGBuilder took 696.32ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 40.1MB in the beginning and 101.3MB in the end (delta: -61.3MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2024-12-06 02:24:45,765 INFO L158 Benchmark]: CodeCheck took 1286.06ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 106.7MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:45,765 INFO L158 Benchmark]: Witness Printer took 108.75ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 97.5MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:24:45,767 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 1 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 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, 0.3s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 4 NumberOfNonLiveVariables, 105 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - PositiveResult [Line: 21]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.64ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 46.6MB in the end (delta: 21.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.58ms. Allocated memory is still 92.3MB. Free memory was 46.5MB in the beginning and 42.7MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.18ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 40.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 696.32ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 40.1MB in the beginning and 101.3MB in the end (delta: -61.3MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * CodeCheck took 1286.06ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 106.7MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 108.75ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 97.5MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 02:24:45,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ddc8a4b-ef94-451b-8852-a1ca780ab36a/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