./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk --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 7c314eef3d472fe4a1a0388d2c5f5a188709ac797267103fd11452d71371ead3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:56:15,866 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:56:15,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:56:15,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:56:15,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:56:15,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:56:15,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:56:15,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:56:15,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:56:15,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:56:15,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:56:15,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:56:15,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:56:16,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:56:16,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:56:16,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:56:16,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:56:16,002 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:56:16,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:56:16,002 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:56:16,003 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:56:16,006 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:56:16,006 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:56:16,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:56:16,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:56:16,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:56:16,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:56:16,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:56:16,009 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:56:16,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:56:16,009 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c314eef3d472fe4a1a0388d2c5f5a188709ac797267103fd11452d71371ead3 [2024-11-08 23:56:16,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:56:16,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:56:16,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:56:16,318 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:56:16,319 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:56:16,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c Unable to find full path for "g++" [2024-11-08 23:56:18,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:56:18,559 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:56:18,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c [2024-11-08 23:56:18,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/data/ada0c71de/05e176a9e32e4d7ea98b6521ab89e1ef/FLAG3d5c13eec [2024-11-08 23:56:18,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/data/ada0c71de/05e176a9e32e4d7ea98b6521ab89e1ef [2024-11-08 23:56:18,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:56:18,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:56:18,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:56:18,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:56:18,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:56:18,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:18,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b9c9e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18, skipping insertion in model container [2024-11-08 23:56:18,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:18,638 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:56:18,808 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_8bf2dd48-b839-4a29-b363-a3fbce27d48a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c[1260,1273] [2024-11-08 23:56:18,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:56:18,865 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:56:18,879 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_8bf2dd48-b839-4a29-b363-a3fbce27d48a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c[1260,1273] [2024-11-08 23:56:18,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:56:18,926 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:56:18,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18 WrapperNode [2024-11-08 23:56:18,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:56:18,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:56:18,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:56:18,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:56:18,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:18,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:18,996 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 182 [2024-11-08 23:56:18,996 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:56:18,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:56:18,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:56:18,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:56:19,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:56:19,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:56:19,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:56:19,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:56:19,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:18" (1/1) ... [2024-11-08 23:56:19,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:56:19,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:56:19,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:56:19,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:56:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:56:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:56:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:56:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:56:19,260 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:56:19,262 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:56:19,669 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-08 23:56:19,669 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:56:19,970 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:56:19,972 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:56:19,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:19 BoogieIcfgContainer [2024-11-08 23:56:19,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:56:19,974 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:56:19,974 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:56:19,985 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:56:19,985 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:19" (1/1) ... [2024-11-08 23:56:19,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:56:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:20,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:56:20,064 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:56:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:56:20,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:20,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:56:20,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:56:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:56:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:56:20,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:56:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:56:20,491 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:56:20,516 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 23:56:20,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:56:20 ImpRootNode [2024-11-08 23:56:20,523 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:56:20,523 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:56:20,523 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:56:20,524 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:56:20,524 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:19" (3/4) ... [2024-11-08 23:56:20,526 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:56:20,527 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:56:20,528 INFO L158 Benchmark]: Toolchain (without parser) took 1937.38ms. Allocated memory is still 182.5MB. Free memory was 143.1MB in the beginning and 123.5MB in the end (delta: 19.6MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:20,529 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:20,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.10ms. Allocated memory is still 182.5MB. Free memory was 143.1MB in the beginning and 128.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:56:20,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.86ms. Allocated memory is still 182.5MB. Free memory was 128.5MB in the beginning and 125.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:56:20,531 INFO L158 Benchmark]: Boogie Preprocessor took 44.36ms. Allocated memory is still 182.5MB. Free memory was 125.0MB in the beginning and 122.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:20,531 INFO L158 Benchmark]: RCFGBuilder took 930.39ms. Allocated memory is still 182.5MB. Free memory was 122.9MB in the beginning and 147.6MB in the end (delta: -24.7MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2024-11-08 23:56:20,532 INFO L158 Benchmark]: CodeCheck took 548.72ms. Allocated memory is still 182.5MB. Free memory was 147.6MB in the beginning and 123.5MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:20,532 INFO L158 Benchmark]: Witness Printer took 4.22ms. Allocated memory is still 182.5MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:20,536 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 - 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 98, overapproximation of bitwiseAnd at line 92. 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_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 3); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (3 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 2); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (2 - 1); [L38] const SORT_35 mask_SORT_35 = (SORT_35)-1 >> (sizeof(SORT_35) * 8 - 12); [L39] const SORT_35 msb_SORT_35 = (SORT_35)1 << (12 - 1); [L41] const SORT_6 var_7 = 0; [L42] const SORT_12 var_14 = 0; [L43] const SORT_1 var_19 = 1; [L44] const SORT_6 var_49 = 1; [L45] const SORT_6 var_51 = 4; [L47] SORT_1 input_2; [L48] SORT_3 input_4; [L49] SORT_3 input_5; [L50] SORT_3 input_23; [L51] SORT_3 input_25; [L52] SORT_3 input_27; [L53] SORT_1 input_29; [L54] SORT_3 input_31; [L55] SORT_3 input_33; [L56] SORT_35 input_36; [L57] SORT_35 input_38; [L58] SORT_3 input_40; [L59] SORT_3 input_42; [L60] SORT_3 input_44; [L61] SORT_3 input_46; [L63] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L63] SORT_6 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L65] SORT_6 init_9_arg_1 = var_7; [L66] state_8 = init_9_arg_1 VAL [mask_SORT_12=3, mask_SORT_1=1, mask_SORT_6=7, state_8=0, var_14=0, var_19=1, var_49=1, var_51=4, var_7=0] [L69] input_2 = __VERIFIER_nondet_uchar() [L70] input_4 = __VERIFIER_nondet_ushort() [L71] input_5 = __VERIFIER_nondet_ushort() [L72] input_23 = __VERIFIER_nondet_ushort() [L73] input_25 = __VERIFIER_nondet_ushort() [L74] input_27 = __VERIFIER_nondet_ushort() [L75] input_29 = __VERIFIER_nondet_uchar() [L76] input_31 = __VERIFIER_nondet_ushort() [L77] input_33 = __VERIFIER_nondet_ushort() [L78] input_36 = __VERIFIER_nondet_ushort() [L79] input_38 = __VERIFIER_nondet_ushort() [L80] input_40 = __VERIFIER_nondet_ushort() [L81] input_42 = __VERIFIER_nondet_ushort() [L82] input_44 = __VERIFIER_nondet_ushort() [L83] input_46 = __VERIFIER_nondet_ushort() [L86] SORT_6 var_10_arg_0 = state_8; [L87] SORT_1 var_10 = var_10_arg_0 >> 2; [L88] SORT_1 var_11_arg_0 = var_10; [L89] SORT_1 var_11 = ~var_11_arg_0; [L90] SORT_6 var_13_arg_0 = state_8; [L91] SORT_12 var_13 = var_13_arg_0 >> 0; [L92] EXPR var_13 & mask_SORT_12 [L92] var_13 = var_13 & mask_SORT_12 [L93] SORT_12 var_15_arg_0 = var_13; [L94] SORT_12 var_15_arg_1 = var_14; [L95] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L96] SORT_1 var_16_arg_0 = var_11; [L97] SORT_1 var_16_arg_1 = var_15; [L98] EXPR var_16_arg_0 | var_16_arg_1 [L98] SORT_1 var_16 = var_16_arg_0 | var_16_arg_1; [L99] SORT_1 var_20_arg_0 = var_16; [L100] SORT_1 var_20 = ~var_20_arg_0; [L101] SORT_1 var_21_arg_0 = var_19; [L102] SORT_1 var_21_arg_1 = var_20; [L103] EXPR var_21_arg_0 & var_21_arg_1 [L103] SORT_1 var_21 = var_21_arg_0 & var_21_arg_1; [L104] EXPR var_21 & mask_SORT_1 [L104] var_21 = var_21 & mask_SORT_1 [L105] SORT_1 bad_22_arg_0 = var_21; [L106] CALL __VERIFIER_assert(!(bad_22_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.10ms. Allocated memory is still 182.5MB. Free memory was 143.1MB in the beginning and 128.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.86ms. Allocated memory is still 182.5MB. Free memory was 128.5MB in the beginning and 125.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.36ms. Allocated memory is still 182.5MB. Free memory was 125.0MB in the beginning and 122.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 930.39ms. Allocated memory is still 182.5MB. Free memory was 122.9MB in the beginning and 147.6MB in the end (delta: -24.7MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * CodeCheck took 548.72ms. Allocated memory is still 182.5MB. Free memory was 147.6MB in the beginning and 123.5MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.22ms. Allocated memory is still 182.5MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:56:20,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk --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 7c314eef3d472fe4a1a0388d2c5f5a188709ac797267103fd11452d71371ead3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:56:23,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:56:23,117 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:56:23,156 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:56:23,157 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:56:23,158 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:56:23,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:56:23,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:56:23,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:56:23,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:56:23,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:56:23,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:56:23,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:56:23,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:56:23,165 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:56:23,165 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:56:23,168 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:56:23,169 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:56:23,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:56:23,169 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:56:23,170 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:56:23,170 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:56:23,174 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:56:23,175 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:23,175 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:56:23,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:56:23,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:56:23,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:56:23,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:56:23,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:56:23,176 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:56:23,177 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:23,177 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:56:23,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c314eef3d472fe4a1a0388d2c5f5a188709ac797267103fd11452d71371ead3 [2024-11-08 23:56:23,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:56:23,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:56:23,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:56:23,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:56:23,577 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:56:23,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c Unable to find full path for "g++" [2024-11-08 23:56:25,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:56:25,828 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:56:25,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c [2024-11-08 23:56:25,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/data/d52acbfc3/f3ef91548fd84d22861b6e7aceabbb0c/FLAGcefa3931b [2024-11-08 23:56:26,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/data/d52acbfc3/f3ef91548fd84d22861b6e7aceabbb0c [2024-11-08 23:56:26,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:56:26,185 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:56:26,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:56:26,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:56:26,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:56:26,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f133e0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26, skipping insertion in model container [2024-11-08 23:56:26,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:56:26,460 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_8bf2dd48-b839-4a29-b363-a3fbce27d48a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c[1260,1273] [2024-11-08 23:56:26,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:56:26,547 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:56:26,562 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_8bf2dd48-b839-4a29-b363-a3fbce27d48a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p3.c[1260,1273] [2024-11-08 23:56:26,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:56:26,629 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:56:26,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26 WrapperNode [2024-11-08 23:56:26,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:56:26,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:56:26,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:56:26,631 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:56:26,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,678 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 134 [2024-11-08 23:56:26,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:56:26,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:56:26,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:56:26,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:56:26,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,710 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:56:26,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:56:26,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:56:26,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:56:26,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:26" (1/1) ... [2024-11-08 23:56:26,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:56:26,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:56:26,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:56:26,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:56:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:56:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:56:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:56:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:56:26,961 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:56:26,963 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:56:27,211 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-08 23:56:27,212 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:56:27,249 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:56:27,250 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:56:27,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:27 BoogieIcfgContainer [2024-11-08 23:56:27,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:56:27,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:56:27,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:56:27,262 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:56:27,263 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:27" (1/1) ... [2024-11-08 23:56:27,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:56:27,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:56:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:56:27,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:56:27,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:27,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:27,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:27,347 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:27,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:56:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:27,485 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:27,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:56:27,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:27,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:27,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:56:27,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:27,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:56:27,947 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:56:27,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:56:27,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:27,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:27,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:27,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:27,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:56:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:28,113 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:28,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:56:28,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:28,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:28,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:56:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:29,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-08 23:56:29,005 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-08 23:56:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:56:29,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:29,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:29,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:29,012 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:29,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:56:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:29,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:29,251 WARN L253 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-08 23:56:29,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:30,257 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:56:30,260 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:56:30,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:31,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2024-11-08 23:56:31,700 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2024-11-08 23:56:31,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:56:31,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:31,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:31,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:31,703 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:31,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:56:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:31,916 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:31,992 WARN L253 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-08 23:56:32,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:33,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:56:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:36,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2024-11-08 23:56:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2024-11-08 23:56:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:56:36,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:36,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:36,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:36,893 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:36,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:56:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:37,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:37,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-08 23:56:37,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:38,045 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:56:38,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:56:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:39,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-11-08 23:56:39,888 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-11-08 23:56:39,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:56:39,889 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-08 23:56:39,897 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:56:41,024 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 23:56:41,024 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_12~0#1|) (let ((.cse0 ((_ zero_extend 24) |ULTIMATE.start_main_~state_8~0#1|))) (or (= (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse0)) (_ bv3 32))))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse0 (_ bv2 32)))))))))))))))) (_ bv1 32)))))) (= (_ bv1 8) |ULTIMATE.start_main_~var_19~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~var_49~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_14~0#1|) (exists ((|v_ULTIMATE.start_main_~state_8~0#1_19| (_ BitVec 8))) (let ((.cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_8~0#1_19|))) (and (= ((_ extract 7 0) (bvand (_ bv7 32) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (_ bv1 32) .cse1))))))) |ULTIMATE.start_main_~state_8~0#1|) (not (= (_ bv4 32) .cse1))))) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv4 8) |ULTIMATE.start_main_~var_51~0#1|) (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_6~0#1|)) [2024-11-08 23:56:41,024 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 23:56:41,025 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_12~0#1|) (let ((.cse0 ((_ zero_extend 24) |ULTIMATE.start_main_~state_8~0#1|))) (or (= (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse0)) (_ bv3 32))))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse0 (_ bv2 32)))))))))))))))) (_ bv1 32)))))) (= (_ bv1 8) |ULTIMATE.start_main_~var_19~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~var_49~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_14~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (exists ((|v_ULTIMATE.start_main_~state_8~0#1_19| (_ BitVec 8))) (= ((_ extract 7 0) (bvand (_ bv7 32) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_8~0#1_19|)))))))) |ULTIMATE.start_main_~state_8~0#1|)) (= (_ bv4 8) |ULTIMATE.start_main_~var_51~0#1|) (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_6~0#1|)) [2024-11-08 23:56:41,025 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:56:41,025 INFO L77 FloydHoareUtils]: At program point L67-2(lines 67 122) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_12~0#1|) (let ((.cse0 ((_ zero_extend 24) |ULTIMATE.start_main_~state_8~0#1|))) (or (= (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse0)) (_ bv3 32))))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse0 (_ bv2 32)))))))))))))))) (_ bv1 32)))))) (= (_ bv1 8) |ULTIMATE.start_main_~var_19~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~var_49~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_14~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (exists ((|v_ULTIMATE.start_main_~state_8~0#1_19| (_ BitVec 8))) (= ((_ extract 7 0) (bvand (_ bv7 32) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_8~0#1_19|)))))))) |ULTIMATE.start_main_~state_8~0#1|)) (= (_ bv4 8) |ULTIMATE.start_main_~var_51~0#1|) (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_6~0#1|)) [2024-11-08 23:56:41,026 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-08 23:56:41,035 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-08 23:56:41,036 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-08 23:56:41,036 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 23:56:41,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:56:41 ImpRootNode [2024-11-08 23:56:41,040 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:56:41,041 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:56:41,041 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:56:41,042 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:56:41,042 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:27" (3/4) ... [2024-11-08 23:56:41,045 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:56:41,052 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 23:56:41,053 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 23:56:41,053 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:56:41,053 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:56:41,106 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:56:41,112 INFO L158 Benchmark]: Toolchain (without parser) took 14926.54ms. Allocated memory was 60.8MB in the beginning and 197.1MB in the end (delta: 136.3MB). Free memory was 30.5MB in the beginning and 91.8MB in the end (delta: -61.4MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2024-11-08 23:56:41,112 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:41,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.34ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 30.4MB in the beginning and 43.5MB in the end (delta: -13.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2024-11-08 23:56:41,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.87ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 41.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:41,118 INFO L158 Benchmark]: Boogie Preprocessor took 43.74ms. Allocated memory is still 75.5MB. Free memory was 41.7MB in the beginning and 40.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:41,118 INFO L158 Benchmark]: RCFGBuilder took 520.19ms. Allocated memory is still 75.5MB. Free memory was 40.0MB in the beginning and 42.7MB in the end (delta: -2.6MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-08 23:56:41,118 INFO L158 Benchmark]: CodeCheck took 13789.34ms. Allocated memory was 75.5MB in the beginning and 197.1MB in the end (delta: 121.6MB). Free memory was 42.4MB in the beginning and 95.0MB in the end (delta: -52.6MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2024-11-08 23:56:41,119 INFO L158 Benchmark]: Witness Printer took 70.03ms. Allocated memory is still 197.1MB. Free memory was 95.0MB in the beginning and 91.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:56:41,121 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: 12.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 108 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 74 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 89 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 411 IncrementalHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 89 mSolverCounterUnsat, 5 mSDtfsCounter, 411 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 534 GetRequests, 429 SyntacticMatches, 15 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3664 ImplicationChecksByTransitivity, 7.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 9 QuantifiedInterpolants, 1314 SizeOfPredicates, 38 NumberOfNonLiveVariables, 435 ConjunctsInSsa, 217 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 9/50 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((((((((0 == var_7) && (3 == mask_SORT_12)) && (1 == var_19)) && (1 == var_49)) && (0 == var_14)) && (1 == mask_SORT_1)) && (4 == var_51)) && (7 == mask_SORT_6)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.34ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 30.4MB in the beginning and 43.5MB in the end (delta: -13.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.87ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 41.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.74ms. Allocated memory is still 75.5MB. Free memory was 41.7MB in the beginning and 40.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 520.19ms. Allocated memory is still 75.5MB. Free memory was 40.0MB in the beginning and 42.7MB in the end (delta: -2.6MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * CodeCheck took 13789.34ms. Allocated memory was 75.5MB in the beginning and 197.1MB in the end (delta: 121.6MB). Free memory was 42.4MB in the beginning and 95.0MB in the end (delta: -52.6MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Witness Printer took 70.03ms. Allocated memory is still 197.1MB. Free memory was 95.0MB in the beginning and 91.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:56:41,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bf2dd48-b839-4a29-b363-a3fbce27d48a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null