./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.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_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/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_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/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_5235cca5-ee6c-44dd-b8c8-d92869891286/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 3aad10085a254dcaf040179ecd6942588b0bc48b7dc5ef8e6965b5c3dd9887c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:59:47,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:59:47,560 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:59:47,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:59:47,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:59:47,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:59:47,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:59:47,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:59:47,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:59:47,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:59:47,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:59:47,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:59:47,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:59:47,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:59:47,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:59:47,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:59:47,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:59:47,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:59:47,587 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:59:47,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:59:47,587 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:59:47,587 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:59:47,588 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:59:47,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:59:47,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:47,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:59:47,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:59:47,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:59:47,588 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:59:47,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:59:47,588 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_5235cca5-ee6c-44dd-b8c8-d92869891286/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 -> 3aad10085a254dcaf040179ecd6942588b0bc48b7dc5ef8e6965b5c3dd9887c2 [2024-12-05 22:59:47,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:59:47,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:59:47,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:59:47,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:59:47,839 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:59:47,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2024-12-05 22:59:50,458 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data/923b10181/9d62c882911c4a10a57aa2770091890b/FLAG41213731b [2024-12-05 22:59:50,681 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:59:50,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2024-12-05 22:59:50,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data/923b10181/9d62c882911c4a10a57aa2770091890b/FLAG41213731b [2024-12-05 22:59:51,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data/923b10181/9d62c882911c4a10a57aa2770091890b [2024-12-05 22:59:51,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:59:51,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:59:51,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:51,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:59:51,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:59:51,037 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c62671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51, skipping insertion in model container [2024-12-05 22:59:51,038 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:59:51,194 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_5235cca5-ee6c-44dd-b8c8-d92869891286/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1260,1273] [2024-12-05 22:59:51,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:59:51,288 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:59:51,297 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_5235cca5-ee6c-44dd-b8c8-d92869891286/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1260,1273] [2024-12-05 22:59:51,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:59:51,361 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:59:51,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51 WrapperNode [2024-12-05 22:59:51,362 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:51,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:59:51,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:59:51,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:59:51,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,444 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 606 [2024-12-05 22:59:51,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:59:51,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:59:51,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:59:51,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:59:51,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,463 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,463 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,481 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,483 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,489 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:59:51,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:59:51,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:59:51,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:59:51,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:51" (1/1) ... [2024-12-05 22:59:51,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:51,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:59:51,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:59:51,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:59:51,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:59:51,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:59:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:59:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:59:51,686 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:59:51,688 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:59:52,420 INFO L? ?]: Removed 331 outVars from TransFormulas that were not future-live. [2024-12-05 22:59:52,421 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:59:53,087 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:59:53,087 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:59:53,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:59:53 BoogieIcfgContainer [2024-12-05 22:59:53,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:59:53,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:59:53,089 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:59:53,099 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:59:53,099 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:59:53" (1/1) ... [2024-12-05 22:59:53,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:59:53,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:53,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:59:53,156 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:59:53,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:59:53,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:53,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:59:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:59:53,375 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:59:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:59:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:59:53,611 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:59:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:59:53,725 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:59:53,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:59:53 ImpRootNode [2024-12-05 22:59:53,753 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:59:53,754 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:59:53,754 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:59:53,754 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:59:53,755 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:59:53" (3/4) ... [2024-12-05 22:59:53,757 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:59:53,758 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:59:53,759 INFO L158 Benchmark]: Toolchain (without parser) took 2725.96ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 116.6MB in the beginning and 206.9MB in the end (delta: -90.3MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,759 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:59:53,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.42ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 97.7MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.53ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 84.6MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,760 INFO L158 Benchmark]: Boogie Preprocessor took 64.19ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 79.5MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:59:53,761 INFO L158 Benchmark]: RCFGBuilder took 1578.57ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 79.5MB in the beginning and 247.3MB in the end (delta: -167.8MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,761 INFO L158 Benchmark]: CodeCheck took 664.98ms. Allocated memory is still 310.4MB. Free memory was 247.3MB in the beginning and 206.9MB in the end (delta: 40.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,761 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 310.4MB. Free memory is still 206.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:59:53,764 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: 0.6s, 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, 0.1s 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 120, overapproximation of bitwiseAnd at line 77, overapproximation of bitwiseAnd at line 97. 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_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L32] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 4); [L33] const SORT_7 msb_SORT_7 = (SORT_7)1 << (4 - 1); [L35] const SORT_16 mask_SORT_16 = (SORT_16)-1 >> (sizeof(SORT_16) * 8 - 3); [L36] const SORT_16 msb_SORT_16 = (SORT_16)1 << (3 - 1); [L38] const SORT_1 var_12 = 0; [L39] const SORT_16 var_17 = 0; [L40] const SORT_16 var_20 = 6; [L41] const SORT_16 var_25 = 7; [L42] const SORT_1 var_30 = 1; [L43] const SORT_5 var_34 = 0; [L44] const SORT_7 var_39 = 0; [L45] const SORT_7 var_42 = 8; [L46] const SORT_7 var_44 = 9; [L47] const SORT_7 var_47 = 15; [L48] const SORT_7 var_55 = 12; [L49] const SORT_7 var_58 = 4; [L50] const SORT_7 var_64 = 10; [L51] const SORT_7 var_66 = 11; [L52] const SORT_7 var_69 = 13; [L53] const SORT_7 var_84 = 1; [L54] const SORT_7 var_89 = 5; [L55] const SORT_16 var_114 = 1; [L56] const SORT_16 var_116 = 5; [L57] const SORT_5 var_125 = 1; [L59] SORT_1 input_2; [L60] SORT_1 input_3; [L61] SORT_1 input_4; [L62] SORT_5 input_6; [L63] SORT_7 input_8; [L64] SORT_1 input_9; [L65] SORT_1 input_10; [L66] SORT_1 input_11; [L67] SORT_5 input_93; [L68] SORT_5 input_95; [L69] SORT_5 input_97; [L70] SORT_5 input_99; [L71] SORT_5 input_101; [L72] SORT_5 input_103; [L73] SORT_5 input_105; [L74] SORT_5 input_107; [L75] SORT_5 input_109; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_16 [L78] SORT_16 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_16; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_16 [L79] SORT_16 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_16; [L80] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 [L80] SORT_5 state_35 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L82] SORT_1 init_14_arg_1 = var_12; [L83] state_13 = init_14_arg_1 [L84] SORT_16 init_19_arg_1 = var_17; [L85] state_18 = init_19_arg_1 [L86] SORT_16 init_24_arg_1 = var_17; [L87] state_23 = init_24_arg_1 [L88] SORT_5 init_36_arg_1 = var_34; [L89] state_35 = init_36_arg_1 VAL [mask_SORT_16=7, mask_SORT_1=1, mask_SORT_5=4095, mask_SORT_7=15, state_13=0, state_18=0, state_23=0, state_35=0, var_114=1, var_116=5, var_125=1, var_12=0, var_17=0, var_20=6, var_25=7, var_30=1, var_39=0, var_42=8, var_44=9, var_47=15, var_55=12, var_58=4, var_64=10, var_66=11, var_69=13, var_84=1, var_89=5] [L92] input_2 = __VERIFIER_nondet_uchar() [L93] input_3 = __VERIFIER_nondet_uchar() [L94] input_4 = __VERIFIER_nondet_uchar() [L95] input_6 = __VERIFIER_nondet_ushort() [L96] input_8 = __VERIFIER_nondet_uchar() [L97] EXPR input_8 & mask_SORT_7 [L97] input_8 = input_8 & mask_SORT_7 [L98] input_9 = __VERIFIER_nondet_uchar() [L99] input_10 = __VERIFIER_nondet_uchar() [L100] input_11 = __VERIFIER_nondet_uchar() [L101] input_93 = __VERIFIER_nondet_ushort() [L102] input_95 = __VERIFIER_nondet_ushort() [L103] input_97 = __VERIFIER_nondet_ushort() [L104] input_99 = __VERIFIER_nondet_ushort() [L105] input_101 = __VERIFIER_nondet_ushort() [L106] input_103 = __VERIFIER_nondet_ushort() [L107] input_105 = __VERIFIER_nondet_ushort() [L108] input_107 = __VERIFIER_nondet_ushort() [L109] input_109 = __VERIFIER_nondet_ushort() [L112] SORT_1 var_15_arg_0 = state_13; [L113] SORT_1 var_15_arg_1 = var_12; [L114] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L115] SORT_16 var_21_arg_0 = state_18; [L116] SORT_16 var_21_arg_1 = var_20; [L117] SORT_1 var_21 = var_21_arg_0 != var_21_arg_1; [L118] SORT_1 var_22_arg_0 = var_15; [L119] SORT_1 var_22_arg_1 = var_21; [L120] EXPR var_22_arg_0 | var_22_arg_1 [L120] SORT_1 var_22 = var_22_arg_0 | var_22_arg_1; [L121] SORT_16 var_26_arg_0 = state_23; [L122] SORT_16 var_26_arg_1 = var_25; [L123] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L124] SORT_1 var_27_arg_0 = var_22; [L125] SORT_1 var_27_arg_1 = var_26; [L126] EXPR var_27_arg_0 | var_27_arg_1 [L126] SORT_1 var_27 = var_27_arg_0 | var_27_arg_1; [L127] SORT_1 var_31_arg_0 = var_27; [L128] SORT_1 var_31 = ~var_31_arg_0; [L129] SORT_1 var_32_arg_0 = var_30; [L130] SORT_1 var_32_arg_1 = var_31; [L131] EXPR var_32_arg_0 & var_32_arg_1 [L131] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L132] EXPR var_32 & mask_SORT_1 [L132] var_32 = var_32 & mask_SORT_1 [L133] SORT_1 bad_33_arg_0 = var_32; [L134] CALL __VERIFIER_assert(!(bad_33_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 0.29ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.42ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 97.7MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.53ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 84.6MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.19ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 79.5MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1578.57ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 79.5MB in the beginning and 247.3MB in the end (delta: -167.8MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * CodeCheck took 664.98ms. Allocated memory is still 310.4MB. Free memory was 247.3MB in the beginning and 206.9MB in the end (delta: 40.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 310.4MB. Free memory is still 206.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:59:53,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/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_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/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_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/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_5235cca5-ee6c-44dd-b8c8-d92869891286/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 3aad10085a254dcaf040179ecd6942588b0bc48b7dc5ef8e6965b5c3dd9887c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:59:55,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:59:55,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:59:55,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:59:55,873 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:59:55,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:59:55,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:59:55,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:59:55,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:59:55,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:59:55,874 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:59:55,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:59:55,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:59:55,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:59:55,875 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:59:55,875 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:59:55,875 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:59:55,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:59:55,875 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:59:55,875 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:59:55,875 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:59:55,875 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:59:55,876 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:59:55,876 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:55,876 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:59:55,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:59:55,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:55,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:59:55,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:59:55,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:59:55,876 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:59:55,877 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:55,877 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:59:55,877 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_5235cca5-ee6c-44dd-b8c8-d92869891286/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 -> 3aad10085a254dcaf040179ecd6942588b0bc48b7dc5ef8e6965b5c3dd9887c2 [2024-12-05 22:59:56,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:59:56,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:59:56,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:59:56,108 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:59:56,108 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:59:56,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2024-12-05 22:59:58,810 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data/dd08fa5a0/a1eec7f998d647cabe9be1b05b8be5eb/FLAG9778bdd08 [2024-12-05 22:59:58,999 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:59:58,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2024-12-05 22:59:59,007 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data/dd08fa5a0/a1eec7f998d647cabe9be1b05b8be5eb/FLAG9778bdd08 [2024-12-05 22:59:59,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/data/dd08fa5a0/a1eec7f998d647cabe9be1b05b8be5eb [2024-12-05 22:59:59,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:59:59,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:59:59,022 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:59,022 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:59:59,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:59:59,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f342dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59, skipping insertion in model container [2024-12-05 22:59:59,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,044 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:59:59,169 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_5235cca5-ee6c-44dd-b8c8-d92869891286/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1260,1273] [2024-12-05 22:59:59,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:59:59,259 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:59:59,267 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_5235cca5-ee6c-44dd-b8c8-d92869891286/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1260,1273] [2024-12-05 22:59:59,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:59:59,325 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:59:59,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59 WrapperNode [2024-12-05 22:59:59,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:59,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:59:59,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:59:59,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:59:59,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,367 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 326 [2024-12-05 22:59:59,367 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:59:59,368 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:59:59,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:59:59,368 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:59:59,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,386 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,390 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,397 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:59:59,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:59:59,398 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:59:59,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:59:59,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:59,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:59:59,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:59:59,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:59:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:59:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:59:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:59:59,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:59:59,559 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:59:59,561 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:59:59,823 INFO L? ?]: Removed 42 outVars from TransFormulas that were not future-live. [2024-12-05 22:59:59,823 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:59:59,852 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:59:59,852 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:59:59,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:59:59 BoogieIcfgContainer [2024-12-05 22:59:59,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:59:59,853 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:59:59,853 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:59:59,862 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:59:59,862 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:59:59" (1/1) ... [2024-12-05 22:59:59,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:59:59,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:59,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:59:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:59:59,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:59:59,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:59,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:59,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:59,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:59,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:00:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:00,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:00,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 23:00:00,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:00,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:00:00,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:00:00,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:00,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 23:00:00,335 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 23:00:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:00:00,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:00,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:00,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:00,338 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:00,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:00:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:00,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:00,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 23:00:00,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:00,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:00:00,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:00:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2024-12-05 23:00:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2024-12-05 23:00:01,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:00:01,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:01,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:01,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:01,319 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:01,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5235cca5-ee6c-44dd-b8c8-d92869891286/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:00:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:01,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:01,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 23:00:01,711 INFO L279 TraceCheckSpWp]: Computing forward predicates...