./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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 7dbf0228d1596ff1f60d06f56988d1419dcd2cb9181c9486c20b1641b8aac81f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:03:54,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:03:54,701 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:03:54,705 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:03:54,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:03:54,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:03:54,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:03:54,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:03:54,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:03:54,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:03:54,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:03:54,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:03:54,726 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:03:54,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:03:54,727 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:03:54,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:03:54,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:54,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:03:54,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:03:54,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:03:54,727 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:03:54,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:03:54,727 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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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 -> 7dbf0228d1596ff1f60d06f56988d1419dcd2cb9181c9486c20b1641b8aac81f [2024-12-06 04:03:54,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:03:54,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:03:54,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:03:54,948 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:03:54,948 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:03:54,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c [2024-12-06 04:03:57,565 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data/bb5a36932/79ddae13063d45baad531e1467b0e73f/FLAG577b74677 [2024-12-06 04:03:57,879 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:03:57,879 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c [2024-12-06 04:03:57,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data/bb5a36932/79ddae13063d45baad531e1467b0e73f/FLAG577b74677 [2024-12-06 04:03:58,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data/bb5a36932/79ddae13063d45baad531e1467b0e73f [2024-12-06 04:03:58,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:03:58,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:03:58,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:58,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:03:58,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:03:58,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:58,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0362a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58, skipping insertion in model container [2024-12-06 04:03:58,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:58,177 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:03:58,312 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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c[1173,1186] [2024-12-06 04:03:58,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:58,607 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:03:58,614 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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c[1173,1186] [2024-12-06 04:03:58,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:58,807 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:03:58,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58 WrapperNode [2024-12-06 04:03:58,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:58,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:58,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:03:58,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:03:58,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:58,853 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,328 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6988 [2024-12-06 04:03:59,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:59,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:03:59,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:03:59,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:03:59,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,514 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,697 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,755 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,783 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,921 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:03:59,922 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:03:59,922 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:03:59,922 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:03:59,923 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:58" (1/1) ... [2024-12-06 04:03:59,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:59,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:03:59,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:03:59,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:03:59,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:03:59,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:03:59,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:03:59,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:04:00,352 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:04:00,354 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:04:07,514 INFO L? ?]: Removed 3943 outVars from TransFormulas that were not future-live. [2024-12-06 04:04:07,514 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:04:15,134 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:04:15,135 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:04:15,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:04:15 BoogieIcfgContainer [2024-12-06 04:04:15,135 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:04:15,136 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:04:15,136 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:04:15,292 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:04:15,293 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:04:15" (1/1) ... [2024-12-06 04:04:15,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:04:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:04:15,340 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:04:15,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:04:15,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:15,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:04:15,944 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:04:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:04:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:04:16,760 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:04:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:04:17,488 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:04:17,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:04:17 ImpRootNode [2024-12-06 04:04:17,531 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:04:17,531 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:04:17,531 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:04:17,532 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:04:17,532 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:04:15" (3/4) ... [2024-12-06 04:04:17,535 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:04:17,535 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:04:17,537 INFO L158 Benchmark]: Toolchain (without parser) took 19403.06ms. Allocated memory was 142.6MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 115.8MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 598.0MB. Max. memory is 16.1GB. [2024-12-06 04:04:17,537 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:04:17,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 674.15ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 68.2MB in the end (delta: 47.4MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-12-06 04:04:17,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 519.95ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 68.2MB in the beginning and 228.8MB in the end (delta: -160.6MB). Peak memory consumption was 118.0MB. Max. memory is 16.1GB. [2024-12-06 04:04:17,538 INFO L158 Benchmark]: Boogie Preprocessor took 592.18ms. Allocated memory is still 427.8MB. Free memory was 228.8MB in the beginning and 225.4MB in the end (delta: 3.4MB). Peak memory consumption was 124.7MB. Max. memory is 16.1GB. [2024-12-06 04:04:17,539 INFO L158 Benchmark]: RCFGBuilder took 15213.01ms. Allocated memory was 427.8MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 225.4MB in the beginning and 365.9MB in the end (delta: -140.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-06 04:04:17,539 INFO L158 Benchmark]: CodeCheck took 2395.22ms. Allocated memory was 1.6GB in the beginning and 2.8GB in the end (delta: 1.2GB). Free memory was 365.9MB in the beginning and 2.2GB in the end (delta: -1.8GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:04:17,540 INFO L158 Benchmark]: Witness Printer took 4.21ms. Allocated memory is still 2.8GB. Free memory was 2.2GB in the beginning and 2.2GB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:04:17,542 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: 2.2s, 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: 0.1s 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 bitwiseAnd at line 85, overapproximation of bitwiseAnd at line 200. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_38 = 0; [L40] const SORT_4 var_81 = 1; [L41] const SORT_4 var_82 = 0; [L42] const SORT_2 var_94 = 0; [L43] const SORT_2 var_96 = 1; [L44] const SORT_3 var_116 = 0; [L45] const SORT_2 var_158 = 2; [L46] const SORT_4 var_306 = 4; [L47] const SORT_2 var_318 = 4; [L48] const SORT_4 var_320 = 5; [L49] const SORT_4 var_425 = 2; [L50] const SORT_4 var_469 = 3; [L52] SORT_1 input_93; [L53] SORT_1 input_95; [L54] SORT_1 input_100; [L55] SORT_1 input_101; [L56] SORT_1 input_105; [L57] SORT_1 input_106; [L58] SORT_1 input_110; [L59] SORT_1 input_111; [L60] SORT_1 input_115; [L61] SORT_1 input_123; [L62] SORT_1 input_130; [L63] SORT_1 input_137; [L64] SORT_1 input_144; [L65] SORT_1 input_148; [L66] SORT_1 input_149; [L67] SORT_1 input_166; [L68] SORT_1 input_170; [L69] SORT_1 input_171; [L70] SORT_1 input_187; [L71] SORT_1 input_191; [L72] SORT_1 input_192; [L73] SORT_1 input_208; [L74] SORT_1 input_212; [L75] SORT_1 input_213; [L76] SORT_1 input_236; [L77] SORT_1 input_239; [L78] SORT_1 input_255; [L79] SORT_1 input_258; [L80] SORT_1 input_274; [L81] SORT_1 input_277; [L82] SORT_1 input_293; [L83] SORT_1 input_296; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L85] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L86] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L87] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L88] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L89] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L90] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L91] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L92] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L93] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L94] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L95] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L96] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L97] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L98] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L99] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L100] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L101] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L102] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L103] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L104] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L105] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L106] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L107] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L108] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L109] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L110] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L111] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L112] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L113] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L114] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L115] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L116] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L117] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L118] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L119] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L120] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L121] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] SORT_2 init_7_arg_1 = var_5; [L124] state_6 = init_7_arg_1 [L125] SORT_2 init_9_arg_1 = var_5; [L126] state_8 = init_9_arg_1 [L127] SORT_2 init_11_arg_1 = var_5; [L128] state_10 = init_11_arg_1 [L129] SORT_2 init_13_arg_1 = var_5; [L130] state_12 = init_13_arg_1 [L131] SORT_2 init_15_arg_1 = var_5; [L132] state_14 = init_15_arg_1 [L133] SORT_2 init_17_arg_1 = var_5; [L134] state_16 = init_17_arg_1 [L135] SORT_2 init_19_arg_1 = var_5; [L136] state_18 = init_19_arg_1 [L137] SORT_2 init_21_arg_1 = var_5; [L138] state_20 = init_21_arg_1 [L139] SORT_2 init_23_arg_1 = var_5; [L140] state_22 = init_23_arg_1 [L141] SORT_2 init_25_arg_1 = var_5; [L142] state_24 = init_25_arg_1 [L143] SORT_2 init_27_arg_1 = var_5; [L144] state_26 = init_27_arg_1 [L145] SORT_2 init_29_arg_1 = var_5; [L146] state_28 = init_29_arg_1 [L147] SORT_2 init_31_arg_1 = var_5; [L148] state_30 = init_31_arg_1 [L149] SORT_2 init_33_arg_1 = var_5; [L150] state_32 = init_33_arg_1 [L151] SORT_2 init_35_arg_1 = var_5; [L152] state_34 = init_35_arg_1 [L153] SORT_2 init_37_arg_1 = var_5; [L154] state_36 = init_37_arg_1 [L155] SORT_1 init_40_arg_1 = var_38; [L156] state_39 = init_40_arg_1 [L157] SORT_1 init_42_arg_1 = var_38; [L158] state_41 = init_42_arg_1 [L159] SORT_1 init_44_arg_1 = var_38; [L160] state_43 = init_44_arg_1 [L161] SORT_1 init_46_arg_1 = var_38; [L162] state_45 = init_46_arg_1 [L163] SORT_1 init_48_arg_1 = var_38; [L164] state_47 = init_48_arg_1 [L165] SORT_1 init_50_arg_1 = var_38; [L166] state_49 = init_50_arg_1 [L167] SORT_1 init_52_arg_1 = var_38; [L168] state_51 = init_52_arg_1 [L169] SORT_1 init_54_arg_1 = var_38; [L170] state_53 = init_54_arg_1 [L171] SORT_1 init_56_arg_1 = var_38; [L172] state_55 = init_56_arg_1 [L173] SORT_1 init_58_arg_1 = var_38; [L174] state_57 = init_58_arg_1 [L175] SORT_1 init_60_arg_1 = var_38; [L176] state_59 = init_60_arg_1 [L177] SORT_1 init_62_arg_1 = var_38; [L178] state_61 = init_62_arg_1 [L179] SORT_1 init_64_arg_1 = var_38; [L180] state_63 = init_64_arg_1 [L181] SORT_1 init_66_arg_1 = var_38; [L182] state_65 = init_66_arg_1 [L183] SORT_1 init_68_arg_1 = var_38; [L184] state_67 = init_68_arg_1 [L185] SORT_1 init_70_arg_1 = var_38; [L186] state_69 = init_70_arg_1 [L187] SORT_1 init_72_arg_1 = var_38; [L188] state_71 = init_72_arg_1 [L189] SORT_1 init_74_arg_1 = var_38; [L190] state_73 = init_74_arg_1 [L191] SORT_1 init_76_arg_1 = var_38; [L192] state_75 = init_76_arg_1 [L193] SORT_1 init_78_arg_1 = var_38; [L194] state_77 = init_78_arg_1 [L195] SORT_1 init_80_arg_1 = var_38; [L196] state_79 = init_80_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=5, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L199] input_93 = __VERIFIER_nondet_uchar() [L200] EXPR input_93 & mask_SORT_1 [L200] input_93 = input_93 & mask_SORT_1 [L201] input_95 = __VERIFIER_nondet_uchar() [L202] EXPR input_95 & mask_SORT_1 [L202] input_95 = input_95 & mask_SORT_1 [L203] input_100 = __VERIFIER_nondet_uchar() [L204] EXPR input_100 & mask_SORT_1 [L204] input_100 = input_100 & mask_SORT_1 [L205] input_101 = __VERIFIER_nondet_uchar() [L206] EXPR input_101 & mask_SORT_1 [L206] input_101 = input_101 & mask_SORT_1 [L207] input_105 = __VERIFIER_nondet_uchar() [L208] EXPR input_105 & mask_SORT_1 [L208] input_105 = input_105 & mask_SORT_1 [L209] input_106 = __VERIFIER_nondet_uchar() [L210] EXPR input_106 & mask_SORT_1 [L210] input_106 = input_106 & mask_SORT_1 [L211] input_110 = __VERIFIER_nondet_uchar() [L212] EXPR input_110 & mask_SORT_1 [L212] input_110 = input_110 & mask_SORT_1 [L213] input_111 = __VERIFIER_nondet_uchar() [L214] EXPR input_111 & mask_SORT_1 [L214] input_111 = input_111 & mask_SORT_1 [L215] input_115 = __VERIFIER_nondet_uchar() [L216] EXPR input_115 & mask_SORT_1 [L216] input_115 = input_115 & mask_SORT_1 [L217] input_123 = __VERIFIER_nondet_uchar() [L218] EXPR input_123 & mask_SORT_1 [L218] input_123 = input_123 & mask_SORT_1 [L219] input_130 = __VERIFIER_nondet_uchar() [L220] EXPR input_130 & mask_SORT_1 [L220] input_130 = input_130 & mask_SORT_1 [L221] input_137 = __VERIFIER_nondet_uchar() [L222] EXPR input_137 & mask_SORT_1 [L222] input_137 = input_137 & mask_SORT_1 [L223] input_144 = __VERIFIER_nondet_uchar() [L224] EXPR input_144 & mask_SORT_1 [L224] input_144 = input_144 & mask_SORT_1 [L225] input_148 = __VERIFIER_nondet_uchar() [L226] EXPR input_148 & mask_SORT_1 [L226] input_148 = input_148 & mask_SORT_1 [L227] input_149 = __VERIFIER_nondet_uchar() [L228] EXPR input_149 & mask_SORT_1 [L228] input_149 = input_149 & mask_SORT_1 [L229] input_166 = __VERIFIER_nondet_uchar() [L230] EXPR input_166 & mask_SORT_1 [L230] input_166 = input_166 & mask_SORT_1 [L231] input_170 = __VERIFIER_nondet_uchar() [L232] EXPR input_170 & mask_SORT_1 [L232] input_170 = input_170 & mask_SORT_1 [L233] input_171 = __VERIFIER_nondet_uchar() [L234] EXPR input_171 & mask_SORT_1 [L234] input_171 = input_171 & mask_SORT_1 [L235] input_187 = __VERIFIER_nondet_uchar() [L236] EXPR input_187 & mask_SORT_1 [L236] input_187 = input_187 & mask_SORT_1 [L237] input_191 = __VERIFIER_nondet_uchar() [L238] EXPR input_191 & mask_SORT_1 [L238] input_191 = input_191 & mask_SORT_1 [L239] input_192 = __VERIFIER_nondet_uchar() [L240] EXPR input_192 & mask_SORT_1 [L240] input_192 = input_192 & mask_SORT_1 [L241] input_208 = __VERIFIER_nondet_uchar() [L242] EXPR input_208 & mask_SORT_1 [L242] input_208 = input_208 & mask_SORT_1 [L243] input_212 = __VERIFIER_nondet_uchar() [L244] EXPR input_212 & mask_SORT_1 [L244] input_212 = input_212 & mask_SORT_1 [L245] input_213 = __VERIFIER_nondet_uchar() [L246] EXPR input_213 & mask_SORT_1 [L246] input_213 = input_213 & mask_SORT_1 [L247] input_236 = __VERIFIER_nondet_uchar() [L248] input_239 = __VERIFIER_nondet_uchar() [L249] input_255 = __VERIFIER_nondet_uchar() [L250] input_258 = __VERIFIER_nondet_uchar() [L251] input_274 = __VERIFIER_nondet_uchar() [L252] input_277 = __VERIFIER_nondet_uchar() [L253] input_293 = __VERIFIER_nondet_uchar() [L254] input_296 = __VERIFIER_nondet_uchar() [L257] SORT_1 var_83_arg_0 = state_47; [L258] SORT_4 var_83_arg_1 = var_81; [L259] SORT_4 var_83_arg_2 = var_82; [L260] SORT_4 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L261] SORT_1 var_84_arg_0 = state_57; [L262] SORT_4 var_84_arg_1 = var_81; [L263] SORT_4 var_84_arg_2 = var_82; [L264] SORT_4 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L265] SORT_4 var_85_arg_0 = var_83; [L266] SORT_4 var_85_arg_1 = var_84; [L267] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; [L268] SORT_1 var_86_arg_0 = state_67; [L269] SORT_4 var_86_arg_1 = var_81; [L270] SORT_4 var_86_arg_2 = var_82; [L271] SORT_4 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L272] SORT_4 var_87_arg_0 = var_85; [L273] SORT_4 var_87_arg_1 = var_86; [L274] SORT_4 var_87 = var_87_arg_0 + var_87_arg_1; [L275] SORT_1 var_88_arg_0 = state_77; [L276] SORT_4 var_88_arg_1 = var_81; [L277] SORT_4 var_88_arg_2 = var_82; [L278] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L279] SORT_4 var_89_arg_0 = var_87; [L280] SORT_4 var_89_arg_1 = var_88; [L281] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; [L282] EXPR var_89 & mask_SORT_4 [L282] var_89 = var_89 & mask_SORT_4 [L283] SORT_4 var_90_arg_0 = var_89; [L284] SORT_4 var_90_arg_1 = var_81; [L285] SORT_1 var_90 = var_90_arg_0 <= var_90_arg_1; [L286] SORT_1 var_91_arg_0 = ~state_79; [L287] EXPR var_91_arg_0 & mask_SORT_1 [L287] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L288] SORT_1 var_91_arg_1 = ~var_90; [L289] EXPR var_91_arg_1 & mask_SORT_1 [L289] var_91_arg_1 = var_91_arg_1 & mask_SORT_1 [L290] EXPR var_91_arg_0 & var_91_arg_1 [L290] SORT_1 var_91 = var_91_arg_0 & var_91_arg_1; [L291] EXPR var_91 & mask_SORT_1 [L291] var_91 = var_91 & mask_SORT_1 [L292] SORT_1 bad_92_arg_0 = var_91; [L293] CALL __VERIFIER_assert(!(bad_92_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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 674.15ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 68.2MB in the end (delta: 47.4MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 519.95ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 68.2MB in the beginning and 228.8MB in the end (delta: -160.6MB). Peak memory consumption was 118.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 592.18ms. Allocated memory is still 427.8MB. Free memory was 228.8MB in the beginning and 225.4MB in the end (delta: 3.4MB). Peak memory consumption was 124.7MB. Max. memory is 16.1GB. * RCFGBuilder took 15213.01ms. Allocated memory was 427.8MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 225.4MB in the beginning and 365.9MB in the end (delta: -140.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 2395.22ms. Allocated memory was 1.6GB in the beginning and 2.8GB in the end (delta: 1.2GB). Free memory was 365.9MB in the beginning and 2.2GB in the end (delta: -1.8GB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.21ms. Allocated memory is still 2.8GB. Free memory was 2.2GB in the beginning and 2.2GB in the end (delta: 2.6kB). 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 04:04:17,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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 7dbf0228d1596ff1f60d06f56988d1419dcd2cb9181c9486c20b1641b8aac81f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:04:19,594 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:04:19,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:04:19,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:04:19,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:04:19,700 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:04:19,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:04:19,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:04:19,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:04:19,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:04:19,702 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:04:19,702 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:04:19,702 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:04:19,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:04:19,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:04:19,702 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:19,702 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:04:19,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:04:19,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:04:19,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:04:19,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:04:19,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:04:19,703 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:04:19,703 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:19,703 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:04:19,703 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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/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 -> 7dbf0228d1596ff1f60d06f56988d1419dcd2cb9181c9486c20b1641b8aac81f [2024-12-06 04:04:19,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:04:19,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:04:19,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:04:19,950 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:04:19,951 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:04:19,952 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c [2024-12-06 04:04:22,598 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data/1e128a4c8/78ed50efab0a4f4c9b697750c899ae98/FLAG9d99b351a [2024-12-06 04:04:22,900 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:04:22,901 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c [2024-12-06 04:04:22,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data/1e128a4c8/78ed50efab0a4f4c9b697750c899ae98/FLAG9d99b351a [2024-12-06 04:04:23,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/data/1e128a4c8/78ed50efab0a4f4c9b697750c899ae98 [2024-12-06 04:04:23,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:04:23,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:04:23,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:04:23,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:04:23,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:04:23,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@533e20bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23, skipping insertion in model container [2024-12-06 04:04:23,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,197 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:04:23,334 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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c[1173,1186] [2024-12-06 04:04:23,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:04:23,603 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:04:23,613 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_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.6.prop1-func-interl.c[1173,1186] [2024-12-06 04:04:23,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:04:23,764 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:04:23,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23 WrapperNode [2024-12-06 04:04:23,764 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:04:23,765 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:04:23,765 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:04:23,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:04:23,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,877 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2228 [2024-12-06 04:04:23,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:04:23,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:04:23,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:04:23,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:04:23,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,898 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,963 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:23,987 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:24,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:04:24,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:04:24,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:04:24,002 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:04:24,003 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:04:23" (1/1) ... [2024-12-06 04:04:24,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:04:24,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:04:24,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:04:24,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:04:24,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:04:24,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:04:24,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:04:24,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:04:24,393 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:04:24,395 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:04:26,317 INFO L? ?]: Removed 113 outVars from TransFormulas that were not future-live. [2024-12-06 04:04:26,318 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:04:26,398 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:04:26,398 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:04:26,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:04:26 BoogieIcfgContainer [2024-12-06 04:04:26,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:04:26,400 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:04:26,400 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:04:26,409 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:04:26,409 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:04:26" (1/1) ... [2024-12-06 04:04:26,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:04:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:04:26,459 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:04:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:04:26,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:26,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:26,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:26,464 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:26,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:04:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:27,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:27,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-06 04:04:27,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:27,624 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 04:04:27,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:04:27,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:04:27,877 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:04:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:04:27,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:27,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:27,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:27,880 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:27,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4fa5d1-b05f-49b4-bb54-5d7f240c6b45/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:04:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:28,894 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:29,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-06 04:04:29,179 INFO L279 TraceCheckSpWp]: Computing forward predicates...