./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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 5cca11703f101d148385abb3e7759c3ab61c77d034554827e4ca1c3d0123761f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:14:52,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:14:52,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:14:52,181 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:14:52,181 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:14:52,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:14:52,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:14:52,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:14:52,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:14:52,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:14:52,207 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:14:52,207 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:14:52,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:14:52,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:14:52,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:14:52,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:14:52,208 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:14:52,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:14:52,208 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:14:52,208 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:14:52,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:14:52,208 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:14:52,209 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:14:52,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:14:52,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:14:52,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:14:52,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:14:52,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:14:52,210 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:14:52,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:14:52,210 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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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 -> 5cca11703f101d148385abb3e7759c3ab61c77d034554827e4ca1c3d0123761f [2024-12-06 05:14:52,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:14:52,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:14:52,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:14:52,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:14:52,484 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:14:52,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c [2024-12-06 05:14:55,843 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data/9ad43eaec/c1bfe27fb2424a2dadf706d8fa46d98c/FLAGd3b971c17 [2024-12-06 05:14:56,206 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:14:56,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c [2024-12-06 05:14:56,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data/9ad43eaec/c1bfe27fb2424a2dadf706d8fa46d98c/FLAGd3b971c17 [2024-12-06 05:14:56,432 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data/9ad43eaec/c1bfe27fb2424a2dadf706d8fa46d98c [2024-12-06 05:14:56,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:14:56,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:14:56,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:14:56,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:14:56,444 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:14:56,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:14:56" (1/1) ... [2024-12-06 05:14:56,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c24db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:56, skipping insertion in model container [2024-12-06 05:14:56,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:14:56" (1/1) ... [2024-12-06 05:14:56,509 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:14:56,707 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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c[1247,1260] [2024-12-06 05:14:57,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:14:57,036 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:14:57,045 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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c[1247,1260] [2024-12-06 05:14:57,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:14:57,260 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:14:57,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57 WrapperNode [2024-12-06 05:14:57,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:14:57,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:14:57,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:14:57,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:14:57,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,647 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3347 [2024-12-06 05:14:57,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:14:57,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:14:57,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:14:57,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:14:57,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,819 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,844 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:14:57,956 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:14:57,956 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:14:57,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:14:57,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:14:57" (1/1) ... [2024-12-06 05:14:57,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:14:57,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:14:57,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:14:57,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:14:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:14:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:14:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:14:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:14:58,481 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:14:58,484 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:15:01,962 INFO L? ?]: Removed 2326 outVars from TransFormulas that were not future-live. [2024-12-06 05:15:01,962 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:15:05,650 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:15:05,651 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:15:05,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:15:05 BoogieIcfgContainer [2024-12-06 05:15:05,651 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:15:05,652 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:15:05,652 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:15:05,660 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:15:05,660 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:15:05" (1/1) ... [2024-12-06 05:15:05,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:15:05,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:15:05,729 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:15:05,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:15:05,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:05,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:15:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:15:06,129 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:15:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:15:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:15:06,843 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:15:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:15:07,345 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:15:07,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:15:07 ImpRootNode [2024-12-06 05:15:07,382 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:15:07,383 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:15:07,383 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:15:07,383 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:15:07,384 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:15:05" (3/4) ... [2024-12-06 05:15:07,387 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:15:07,388 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:15:07,389 INFO L158 Benchmark]: Toolchain (without parser) took 10952.58ms. Allocated memory was 142.6MB in the beginning and 612.4MB in the end (delta: 469.8MB). Free memory was 114.4MB in the beginning and 145.2MB in the end (delta: -30.8MB). Peak memory consumption was 439.9MB. Max. memory is 16.1GB. [2024-12-06 05:15:07,390 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:15:07,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 822.70ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 94.1MB in the end (delta: 20.1MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2024-12-06 05:15:07,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 385.83ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 59.1MB in the end (delta: 35.1MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. [2024-12-06 05:15:07,391 INFO L158 Benchmark]: Boogie Preprocessor took 307.39ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 59.1MB in the beginning and 259.7MB in the end (delta: -200.7MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-12-06 05:15:07,392 INFO L158 Benchmark]: RCFGBuilder took 7694.73ms. Allocated memory was 352.3MB in the beginning and 612.4MB in the end (delta: 260.0MB). Free memory was 259.2MB in the beginning and 247.0MB in the end (delta: 12.2MB). Peak memory consumption was 405.5MB. Max. memory is 16.1GB. [2024-12-06 05:15:07,392 INFO L158 Benchmark]: CodeCheck took 1730.74ms. Allocated memory is still 612.4MB. Free memory was 247.0MB in the beginning and 145.2MB in the end (delta: 101.8MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-12-06 05:15:07,393 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 612.4MB. Free memory is still 145.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:15:07,395 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: 1.7s, 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, 0.3s 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 161, overapproximation of bitwiseAnd at line 136, overapproximation of bitwiseAnd at line 69. 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_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L32] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 5); [L33] const SORT_7 msb_SORT_7 = (SORT_7)1 << (5 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 32); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (32 - 1); [L38] const SORT_7 var_8 = 0; [L39] const SORT_12 var_14 = 0; [L40] const SORT_1 var_22 = 1; [L41] const SORT_1 var_26 = 0; [L42] const SORT_12 var_29 = 15; [L43] const SORT_12 var_79 = 14; [L44] const SORT_12 var_97 = 13; [L45] const SORT_12 var_115 = 12; [L46] const SORT_12 var_133 = 11; [L47] const SORT_12 var_151 = 10; [L48] const SORT_12 var_169 = 9; [L49] const SORT_12 var_187 = 8; [L50] const SORT_12 var_205 = 7; [L51] const SORT_12 var_223 = 6; [L52] const SORT_12 var_241 = 5; [L53] const SORT_12 var_259 = 4; [L54] const SORT_12 var_277 = 3; [L55] const SORT_12 var_295 = 2; [L56] const SORT_12 var_313 = 1; [L57] const SORT_4 var_352 = 0; [L58] const SORT_12 var_356 = 16; [L60] SORT_1 input_2; [L61] SORT_1 input_3; [L62] SORT_4 input_5; [L63] SORT_1 input_6; [L64] SORT_1 input_391; [L65] SORT_4 input_393; [L66] SORT_1 input_409; [L67] SORT_4 input_413; [L69] EXPR __VERIFIER_nondet_uchar() & mask_SORT_7 [L69] SORT_7 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_7; [L70] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L70] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L71] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L72] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L75] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L76] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_350 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L88] SORT_4 state_353 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L90] SORT_7 init_10_arg_1 = var_8; [L91] state_9 = init_10_arg_1 [L92] SORT_1 init_28_arg_1 = var_26; [L93] state_27 = init_28_arg_1 [L94] SORT_1 init_31_arg_1 = var_26; [L95] state_30 = init_31_arg_1 [L96] SORT_1 init_33_arg_1 = var_26; [L97] state_32 = init_33_arg_1 [L98] SORT_1 init_36_arg_1 = var_26; [L99] state_35 = init_36_arg_1 [L100] SORT_1 init_38_arg_1 = var_26; [L101] state_37 = init_38_arg_1 [L102] SORT_1 init_42_arg_1 = var_26; [L103] state_41 = init_42_arg_1 [L104] SORT_1 init_44_arg_1 = var_26; [L105] state_43 = init_44_arg_1 [L106] SORT_1 init_47_arg_1 = var_26; [L107] state_46 = init_47_arg_1 [L108] SORT_1 init_49_arg_1 = var_26; [L109] state_48 = init_49_arg_1 [L110] SORT_1 init_54_arg_1 = var_26; [L111] state_53 = init_54_arg_1 [L112] SORT_1 init_56_arg_1 = var_26; [L113] state_55 = init_56_arg_1 [L114] SORT_1 init_59_arg_1 = var_26; [L115] state_58 = init_59_arg_1 [L116] SORT_1 init_61_arg_1 = var_26; [L117] state_60 = init_61_arg_1 [L118] SORT_1 init_65_arg_1 = var_26; [L119] state_64 = init_65_arg_1 [L120] SORT_1 init_67_arg_1 = var_26; [L121] state_66 = init_67_arg_1 [L122] SORT_1 init_70_arg_1 = var_26; [L123] state_69 = init_70_arg_1 [L124] SORT_1 init_72_arg_1 = var_26; [L125] state_71 = init_72_arg_1 [L126] SORT_1 init_351_arg_1 = var_26; [L127] state_350 = init_351_arg_1 [L128] SORT_4 init_354_arg_1 = var_352; [L129] state_353 = init_354_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=15, mask_SORT_7=31, state_27=0, state_30=0, state_32=0, state_350=0, state_353=0, state_35=0, state_37=0, state_41=0, state_43=0, state_46=0, state_48=0, state_53=0, state_55=0, state_58=0, state_60=0, state_64=0, state_66=0, state_69=0, state_71=0, state_9=0, var_115=12, var_133=11, var_14=0, var_151=10, var_169=9, var_187=8, var_205=7, var_223=6, var_22=1, var_241=5, var_259=4, var_26=0, var_277=3, var_295=2, var_29=15, var_313=1, var_352=0, var_356=16, var_79=14, var_97=13] [L132] input_2 = __VERIFIER_nondet_uchar() [L133] input_3 = __VERIFIER_nondet_uchar() [L134] input_5 = __VERIFIER_nondet_uchar() [L135] input_6 = __VERIFIER_nondet_uchar() [L136] EXPR input_6 & mask_SORT_1 [L136] input_6 = input_6 & mask_SORT_1 [L137] input_391 = __VERIFIER_nondet_uchar() [L138] input_393 = __VERIFIER_nondet_uchar() [L139] input_409 = __VERIFIER_nondet_uchar() [L140] input_413 = __VERIFIER_nondet_uchar() [L143] SORT_7 var_11_arg_0 = state_9; [L144] SORT_1 var_11 = var_11_arg_0 >> 4; [L145] SORT_1 var_13_arg_0 = var_11; [L146] EXPR var_13_arg_0 & mask_SORT_1 [L146] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L147] SORT_12 var_13 = var_13_arg_0; [L148] SORT_12 var_15_arg_0 = var_13; [L149] SORT_12 var_15_arg_1 = var_14; [L150] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L151] SORT_7 var_16_arg_0 = state_9; [L152] SORT_4 var_16 = var_16_arg_0 >> 0; [L153] SORT_4 var_17_arg_0 = var_16; [L154] EXPR var_17_arg_0 & mask_SORT_4 [L154] var_17_arg_0 = var_17_arg_0 & mask_SORT_4 [L155] SORT_12 var_17 = var_17_arg_0; [L156] SORT_12 var_18_arg_0 = var_17; [L157] SORT_12 var_18_arg_1 = var_14; [L158] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L159] SORT_1 var_19_arg_0 = var_15; [L160] SORT_1 var_19_arg_1 = var_18; [L161] EXPR var_19_arg_0 | var_19_arg_1 [L161] SORT_1 var_19 = var_19_arg_0 | var_19_arg_1; [L162] SORT_1 var_23_arg_0 = var_19; [L163] SORT_1 var_23 = ~var_23_arg_0; [L164] SORT_1 var_24_arg_0 = var_22; [L165] SORT_1 var_24_arg_1 = var_23; [L166] EXPR var_24_arg_0 & var_24_arg_1 [L166] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L167] EXPR var_24 & mask_SORT_1 [L167] var_24 = var_24 & mask_SORT_1 [L168] SORT_1 bad_25_arg_0 = var_24; [L169] CALL __VERIFIER_assert(!(bad_25_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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 822.70ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 94.1MB in the end (delta: 20.1MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 385.83ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 59.1MB in the end (delta: 35.1MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 307.39ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 59.1MB in the beginning and 259.7MB in the end (delta: -200.7MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * RCFGBuilder took 7694.73ms. Allocated memory was 352.3MB in the beginning and 612.4MB in the end (delta: 260.0MB). Free memory was 259.2MB in the beginning and 247.0MB in the end (delta: 12.2MB). Peak memory consumption was 405.5MB. Max. memory is 16.1GB. * CodeCheck took 1730.74ms. Allocated memory is still 612.4MB. Free memory was 247.0MB in the beginning and 145.2MB in the end (delta: 101.8MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 612.4MB. Free memory is still 145.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:15:07,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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 5cca11703f101d148385abb3e7759c3ab61c77d034554827e4ca1c3d0123761f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:15:09,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:15:10,003 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:15:10,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:15:10,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:15:10,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:15:10,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:15:10,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:15:10,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:15:10,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:15:10,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:15:10,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:15:10,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:15:10,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:15:10,038 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:15:10,038 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:15:10,038 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:15:10,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:15:10,038 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:15:10,038 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:15:10,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:15:10,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:15:10,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:15:10,039 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:10,039 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:15:10,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:15:10,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:15:10,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:15:10,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:15:10,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:15:10,040 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:15:10,040 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:10,040 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:15:10,040 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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/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 -> 5cca11703f101d148385abb3e7759c3ab61c77d034554827e4ca1c3d0123761f [2024-12-06 05:15:10,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:15:10,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:15:10,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:15:10,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:15:10,338 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:15:10,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c [2024-12-06 05:15:13,899 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data/f2730c823/e58990d7a0c24453ad79dcf0297b61bd/FLAGb9e6a04bd [2024-12-06 05:15:14,258 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:15:14,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c [2024-12-06 05:15:14,276 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data/f2730c823/e58990d7a0c24453ad79dcf0297b61bd/FLAGb9e6a04bd [2024-12-06 05:15:14,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/data/f2730c823/e58990d7a0c24453ad79dcf0297b61bd [2024-12-06 05:15:14,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:15:14,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:15:14,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:15:14,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:15:14,476 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:15:14,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:15:14" (1/1) ... [2024-12-06 05:15:14,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e3291b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:14, skipping insertion in model container [2024-12-06 05:15:14,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:15:14" (1/1) ... [2024-12-06 05:15:14,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:15:14,707 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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c[1247,1260] [2024-12-06 05:15:14,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:15:15,006 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:15:15,015 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_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_BufAl.c[1247,1260] [2024-12-06 05:15:15,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:15:15,172 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:15:15,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15 WrapperNode [2024-12-06 05:15:15,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:15:15,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:15:15,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:15:15,174 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:15:15,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,327 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1931 [2024-12-06 05:15:15,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:15:15,328 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:15:15,328 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:15:15,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:15:15,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,389 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:15:15,437 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:15:15,437 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:15:15,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:15:15,438 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:15:15" (1/1) ... [2024-12-06 05:15:15,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:15:15,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:15:15,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:15:15,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:15:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:15:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:15:15,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:15:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:15:15,939 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:15:15,942 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:15:22,775 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-12-06 05:15:22,775 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:15:22,841 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:15:22,841 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:15:22,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:15:22 BoogieIcfgContainer [2024-12-06 05:15:22,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:15:22,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:15:22,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:15:22,851 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:15:22,851 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:15:22" (1/1) ... [2024-12-06 05:15:22,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:15:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:15:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:15:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:15:22,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:22,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:22,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:15:22,909 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:15:22,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:15:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:23,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:15:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:23,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 05:15:23,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:15:24,069 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 05:15:24,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:15:24,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:24,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:15:24,224 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:15:24,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:15:24,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:24,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:24,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:15:24,227 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:15:24,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4d2c1f-424f-4581-b419-e4a40bbab2cc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:15:25,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:25,297 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:15:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:25,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 05:15:25,704 INFO L279 TraceCheckSpWp]: Computing forward predicates...